DENTAL COMPOSITION

Disclosed herein is a dental material containing a polymerizable hydrolysis stable polycyclic amide monomer. The present disclosure relates to methods of making and use of the polymerizable hydrolysis stable polycyclic amide monomer for the preparation of a dental polymerizable hydrolysis stable polycyclic amide monomer composition. The present disclosure further relates to a cured dental material obtained by polymerizing the dental material.

COMPOSITIONS AND METHODS TO ANTIBACTERIAL NANOGEL AND HYDROLYTICALLY STABLE ANTIBACTERIAL NANOGEL FOR DENTAL COMPOSITIONS

Described herein are a polymerizable antibacterial nanogel and hydrolytically stable antibacterial nanogel composition and methods of preparing such compositions, use of polymerizable antibacterial nanogels and hydrolytically stable antibacterial nanogels as additives to a dental product, such as a resin monomer, a cement, an adhesive and composite formulations. Methods and compositions for forming hydrolytically stable antibacterial monomers are also described.

DENTAL COMPOSITE COMPOSITIONS FOR REDUCED STRESS SHRINKAGE

A dental composite composition is disclosed that includes a polymerizable resin, filler particles, and at least one polymerizable stable radical. A variety of polymerizable stable radicals may be employed, including those that have a 2,2,6,6-tetramethylpiperidinyl-1-oxyl moiety. Compositions as described herein exhibit excellent mechanical strength, hardness, and flexural modulus, while also significantly decreasing shrinkage stress caused by polymerization.

Circulation formula slip blackboard

The utility model discloses a circulation formula slip blackboard, including frame, four inlay bail blackboard, coaxial rotation slide bar, rotate the sliding unit slider, bear the weight of the chain, bear the weight of the gear bearing, differential gear bearing group. The coaxial rotation slide bar sets up in the frame center, inlay pulley bail blackboard respectively two at oblique diagonal angle is for a set of for four, outside a set of the putting, in a set of the putting, every group all is connected to the same rotation slide bar of coaxial rotation slide bar through rotating the sliding unit slider, four differential gear bearing components do not set up in four apex angles of frame, and four bear the weight of gear bearing equidistance and set up at the frame lower limb, and four bear the weight of the chain and install between per two differential gear bearings groups. Through side -to -side movement realize the blackboard under the chain pulling about, increase its high efficiency ...

Wireless communication methods utilizing a single antenna with multiple channels and the devices thereof

Fracturing thickener for rapidly tackifying under alkaline conditions

The invention discloses a fracturing thickener for rapidly tackifying under alkaline conditions. The fracturing thickener is characterized in that water for preparing the fracturing thickener for rapidly tackifying under the alkaline condition that the PH value is more than 9.0 comprises fracturing fluid flowback liquid, oil and gas recovery reinjection water of which the PH is more than 9.0, and solution preparation water with the PH value of more than 9.0. The problem that the conventional common guar gum is slow in dissolution and slow in viscosity release in alkaline water, alkaline flowback liquid or alkaline reinjection water is solved, the viscosity release rate within 3 minutes is over 90 percent under the alkaline condition that the PH value is more than 9.0, the fracturing construction requirement of continuous mixing can be met, the construction convenience is improved, the uniformity of the PH value of the fracturing fluid is improved, the fracturing construction stability and ...

Stepping type yoke output mechanism

The invention discloses a stepping type yoke output mechanism, which comprises a support, a lifting device, a horizontal pushing device and a manipulator, wherein the support is provided with a plurality of groups of Y-shaped forks with the same height in parallel, the lifting device comprises a lifting air cylinder, a support rod and a pair of lifting frames, the support rod is connected with the lifting air cylinder, the pair of lifting frames are respectively fixed on the top portion of the support rod, and are respectively arranged on the two sides of the support, and the lifting frame is provided with a plurality of groups of Y-shaped blocks. The horizontal pushing device comprises a pushing air cylinder and a moving plate which is fixedly connected with the pushing air cylinder, and the support rod is movably inserted in a guide hole. The manipulator transfers yokes which are processed to the support from a clicker machine, the lifting device holds up the yokes, the pushing device ...

Multitask execution method in large software

The embodiment of the invention discloses a multi-task execution method in a large software, which comprises the following steps: generating operation instructions of various services, ordering the operation instructions to generate an execution list of the operation instructions according to the time sequence and the dependence relationship generated by the operation instructions, sending the operation instructions to relative functional modules according to the execution list of the operation instructions, and executing corresponding tasks of the operation instructions. Through using the method, a whole system is separated into different function modules according to task types, the tasks are executed by the function modules which correspond to the task types, thereby simplifying the maintenance work of the software, and increasing the execution efficiency of asynchronous instructions.

Gypsum powder distribution method and device

The invention discloses a gypsum powder distribution method which is characterized in that a vibrating device is used for driving a rubber container with gypsum powder to vibrate so that the gypsum powder is vibrated and discharged from an outlet of the rubber container and distributed. A controller is adopted for controlling the working time of an electromagnetic relay; the electromagnetic relaycan absorb magnetizers on the rubber container continuously so that the rubber container vibrates to discharge the gypsum powder; and the discharge speed is controlled by controlling the amplitude ofthe rubber container; therefore, the gypsum powder is quantitatively distributed according to the working time so as to avoid waste due to excessive quantity and facilitate use; the gypsum powder is stored in the rubber container for a long time and cannot come into contact with outside air so that the gypsum powder can not be affected with damp and deteriorate; the rubber container can be vibrated to ...

Detection apparatus for be used for building material to protect humid test

The utility model provides a detection apparatus for be used for building material to protect humid test, includes electric heating pipe, heating panel, adjustment screw and clamp plate, the heating panel is a set of symmetry of two departments and is provided with two sets ofly, and the splint on two sets of heating panels and the bracket are closed between two sets of heating panels forms a heating chamber, and electric heating pipe is just hung to be arranged this in and heat intracavity portion, adjustment screw's top is arranged in through lantern ring cover to the clamp plate, and adjustment screw can be in the inside free rotation of the lantern ring, the observation window is installed on the terminal surface of the top of detection device body, and its left side that is located the air conditioner. This detection apparatus for be used for building material to protect humid test is equipped with the clamp plate, and the rotatory tight adjustment screw in the top adjusting platethat ...

DISC-TYPE AIR ECOSYSTEM BOX AND CLIMATIC ECOLOGIZED AIR-CONDITIONING METHOD THEREFOR

Disclosed is a disc-type air ecosystem box, comprising a housing (1), wherein a power module, a health processing module, a summer load module, a winter comfort module, a safety processing module and an air supply module are provided in the housing (1), the health processing module, the summer load module, the winter comfort module and the safety processing module are provided on the periphery of the power module, and the air supply module is provided behind the power module. Further disclosed is an air-conditioning method for the disc-type air ecosystem box.

Long sideboard of laminar flow cooling

The utility model discloses a long sideboard of laminar flow cooling, include the sideboard seat that the rigid coupling on roll table seat top surface, be close to the vertical rigid coupling of sideboard seat medial extremity of laminar flow cooling roller bed and interior sideboard that the outside board to vertical spiral -lock on the interior sideboard, the transversal L that personally submits of outside board appears, and rings, the length of outside board and the length phase -match of interior sideboard to the rigid coupling on the top surface of outside board. The utility model discloses simple structure can realize the operation of quick replacement sideboard, can improve the transition transmitting capacity of laminar flow cooling sideboard, avoid the belted steel head through the time card hinder the heap steel accident that causes.

Application of sodium houttuyfonate as synergist of antifungal medicament

The invention relates to the technical field of medicaments, in particular to novel application of sodium houttuyfonate as a synergist of an antifungal medicament. The antifungal medicament is an azole or polyene antifungal medicament; and 1 to 16mu g of sodium houttuyfonate is added into each 1ml of antifungal medicament. Experiments prove that: when the sodium houttuyfonate is combined with the antifungal medicament such as fluconazole, ketoconazole, miconazole or amphotercin B, and the like, the treatment effect of the sodium houttuyfonate on superficial or deep fungal infection can be ensured under the condition of reducing the dosage and the sodium houttuyfonate can make the antifungal medicament recover the effect on medicament-resistant fungi, so the sodium houttuyfonate can be used as the synergist of the antifungal medicament. The sodium houttuyfonate serving as the synergist of the antifungal medicament can reduce the dosage of the azole or polyene antifungal medicament so as ...

Method for delaying age of starch during shelf life of liquid cereal concentrated slurry product

The invention relates to an aging retarding method for the starch of thick paste product of liquid grain in the commercial life, in particular to a non-alcoholic beverage. The invention provides liquid natural starch ageing resistant which can retard the aging time of the thick paste drink of liquid grain in the commercial life by 1-2.2 times, and simultaneously solves the problems of deposition and stratification of starch granules and fat rise, and the application thereof in retarding the ageing of the starch of thick paste product of liquid grain in the commercial life; the invention provides a method for using liquid natural starch ageing resistant to retard the ageing of starch of thick paste product of liquid grain in the commercial life. The liquid natural starch ageing resistant is composed of sucrose ester, gellan gum, sodium hexametaphosphate and sodium tripolyphosphate. The liquid natural starch ageing resistant and white granulated sugar in the ingredients of the thick paste ...

Reflection type vehicle exterior projection lamp light show structure and control method

The invention discloses a reflective vehicle exterior projection light show structure and a control method.The reflective vehicle exterior projection light show structure comprises a light-transmitting lampshade, a decoration frame, a light source, a reflector and a light-proof lamp shell; the light-transmitting lampshade is connected with the light-proof lamp shell, the decorative frame is contained in a cavity formed by the light-transmitting lampshade and the light-proof lamp shell, the outer side of the decorative frame faces the light-transmitting lampshade, the inner side of the decorative frame faces the light-proof lamp shell, the light source is arranged between the decorative frame and the light-proof lamp shell, and the reflector is arranged between the light source and the decorative frame. A modeling grating is arranged on the decoration frame, and light emitted by the light source is reflected by the reflector, sequentially penetrates through gaps of the modeling grating and ...

Anode steel claw vertical welding repair production line

The invention discloses an anode steel claw vertical welding repair production line which comprises a rack and a conveying line fixedly installed at the top of the rack, an online station, a sawing station, a welding station and an offline station are sequentially arranged in the conveying direction of the conveying line, and a cantilever crane is installed between the online station and the offline station; the on-line station is composed of a first clamping and positioning mechanism installed on the rack and a first transferring and jacking platform installed below the first clamping and positioning mechanism. The off-line station is composed of a second clamping and positioning mechanism installed on the rack and a second transferring and jacking platform installed below the second clamping and positioning mechanism. The resistance thermal pressure welding technology is adopted, vertical welding is adopted according to the technical characteristics of a welding machine, operation such ...

Dental composition

Disclosed herein is a dental material containing a polymerizable hydrolysis stable polycyclic amide monomer. The present disclosure relates to methods of making and use of the polymerizable hydrolysis stable polycyclic amide monomer for the preparation of a dental polymerizable hydrolysis stable polycyclic amide monomer composition. The present disclosure further relates to a cured dental material obtained by polymerizing the dental material.

GENETICALLY MODIFIED NON-HUMAN ANIMALS WITH HUMANIZED IMMUNOGLOBULIN LOCUS

Provided are genetically modified animals and cells with humanized heavy chain immunoglobulin locus and/or humanized light chain immunoglobulin locus.

DENTAL RESTORATIVE COMPOSITE WITH LUMINESCENT CRYSTALS

A dental restorative composite and a method of curing the composite are disclosed in which the composite includes a polymerizable organic resin, a radiation activated initiator having an activation wavelength, an inert filler; and luminescent crystals, wherein the luminescent crystals emit radiation at a predetermined wavelength matching the initiator activation wavelength when the luminescent crystals are irradiated with radiation having a wavelength longer than the activation wavelength, the luminescent crystals being up-converting particles that result in those particles emitting radiation at a wavelength that initiates curing.

Silver paste printing ink for scratch notes and preparation method thereof

The invention discloses a silver paste printing ink for scratch notes, which comprises the following components in mass percentage: 48.72 to 51.22 percent of aluminum power, 24.65 to 27.75 percent of solvent, 0.49 to 1.02 percent of surface modifier, 0.5 to 0.6 percent of dibutyl phthalate and 19.51 to 25.64 percent of acrylic resin based on the total mass of 100 percent. The invention also discloses a method for preparing the silver paste printing ink, which comprises the following steps of: 1) weighing each component; 2) weighing ethyl acetate according to a mass ratio of 3: 5 based on the weighed mass of the silver power, adding the ethyl acetate into the silver powder, magnetically stirring the mixture, standing the mixture, filtering the obtained product and drying the filtrated product to obtain the preprocessed silver powder; 3) adding the weighed solvent into the surface modifier, magnetically stirring the mixed material and standing the mixed material to obtain the mixed modifier ...

Diluting device of continuous inner loop formula red fuming nitric acid (RFNA)

The utility model relates to a red fuming nitric acid (RFNA) field of diluting specifically is a diluting device of continuous inner loop formula red fuming nitric acid (RFNA) and dilution method, diluting device include rare nitric acid storage tank, rare nitre acid circulating pump connects in rare nitric acid feed pipeline of rare nitric acid storage tank lower part and rare nitre acid circulating pump entrance point, is connected to the red fuming nitric acid (RFNA) feed pipeline of buffer tank entry end, is connected to the red fuming nitric acid (RFNA) pump of buffer tank exit end, the blender. Diluting device of continuous inner loop formula red fuming nitric acid (RFNA) adopts rare nitric acid as diluent, whole dilutent process factor of safety height. Compared with the prior art, the content greatly reduced of nitric acid steam has save the metering tank in the nitric acid tail gas of release, and tail gas absorption system is simple, unified, and work efficiency is high.

Display substrate, display panel and display device

The invention discloses a display substrate, a display panel and a display device, the display substrate comprises a first display area, the first display area comprises a plurality of pixel islands and light-transmitting areas located among the pixel islands, each pixel island comprises a pixel circuit, and each pixel circuit comprises a plurality of signal lines; and among the pixel islands, at least part of the signal lines are made of metal wires. According to the invention, high-frequency display can be better realized.

Tool for winding and unwinding steel wire rope of heavy crane

The tool comprises a steel wire rope winding drum and roller carriers, the roller carriers are symmetrically arranged at the bottoms of the two ends of the steel wire rope winding drum, and the steel wire rope winding drum is arranged on the roller carriers on the two sides in a rolling connection mode; a steel pipe shaft penetrates through a shaft hole of the steel wire rope reel, weight structures are hung at the two ends of the steel pipe shaft, and the weight structures are combined adjustable structures and used for meeting the use requirements of the steel wire rope reels of different specifications. The device is reasonable in structure and convenient to install, materials are convenient to replace, the roller frame is installed at the bottom of an existing steel wire rope reel, a tool falls on the roller frame through the weight of the weights and the dead weight of the steel wire rope reel, and the purpose of winding and unwinding the steel wire rope is achieved in the mode that ...

Side-grounded pierced RJ45 connector

Three-dimensional printing system and methods of use

A three-dimensional printing system including a feed source of uncured filled resin material, a print head configured to apply discrete layers of a composition including upconversion phosphors, and a radiation source configured to irradiate layers of uncured filled resin material and deposited layers of the composition is provided. A method of three dimensionally printing a dental article is also provided.

Compositions and methods to antibacterial nanogel and hydrolytically stable antibacterial nanogel for dental compositions

Described herein are a polymerizable antibacterial nanogel and hydrolytically stable antibacterial nanogel composition and methods of preparing such compositions, use of polymerizable antibacterial nanogels and hydrolytically stable antibacterial nanogels as additives to a dental product, such as a resin monomer, a cement, an adhesive and composite formulations. Methods and compositions for forming hydrolytically stable antibacterial monomers are also described.

ORTHODONTIC CEMENT COMPOSITIONS AND METHODS OF USE THEREOF

Disclosed herein is an orthodontic cement having an effective polymerizable antibacterial resin that is capable of balanced antibacterial effectiveness, prevention of white spot lesions during orthodontic treatment, and excellent adhesion properties. Disclosed is a method and orthodontic cement composition comprising polymerizable antibacterial/antimicrobial monomers, and a high performance orthodontic cement formulated from such novel bioactive resins.

SCOS (Sertoli cell only syndrome) mouse modeling prejudging method based on Raman spectrum

The invention discloses an SCOS mouse modeling prejudging method based on Raman spectrum, comprising the following steps: a, obtaining mouse sample Raman spectrum feature; b, obtaining Raman spectrum seminiferous tubule spectral peak vector sample database based on the obtained mouse sample Raman spectrum feature; c, obtaining seminiferous tubule Raman spectrum based on the obtained Raman spectrum seminiferous tubule spectral peak vector sample database; d, extracting feature spectral peak based on the obtained seminiferous tubule Raman spectrum; and e, detecting the seminiferous tubule based on the extracted feature spectral peak. The SCOS mouse modeling prejudging method based on Raman spectrum, provided by the invention, can overcome the defects in the prior art, such as complex operation process, long consumed time and low reliability, so as to realize the advantages of simple operation process, short consumed time and high reliability.

Asarum medicinal material and quality control method of aristolochic acid A in tincture for reducing swellings and easing pains

The invention relates to an asarum medicinal material and a quality control method of aristolochic acid A in a tincture for reducing swellings and easing pains, aiming to control the quality of aristolochic acid A in the asarum medicinal material and the tincture for reducing swellings and easing pains and guarantee that the content of the aristolochic acid A in the tincture for reducing swellings and easing pains meets the safety requirement of a product. The method solves the detection problem of trace aristolochic acid A, thus a high-sensitivity, accurate and reliable quality control method of the aristolochic acid A is established. Viewing from operations, the method has the advantages of simplicity, easiness of application, accuracy, reliability, high precision and higher practical value.

Silver paste printing ink for scratch notes and preparation method thereof

The invention discloses a silver paste printing ink for scratch notes, which comprises the following components in mass percentage: 48.72 to 51.22 percent of aluminum power, 24.65 to 27.75 percent of solvent, 0.49 to 1.02 percent of surface modifier, 0.5 to 0.6 percent of dibutyl phthalate and 19.51 to 25.64 percent of acrylic resin based on the total mass of 100 percent. The invention also discloses a method for preparing the silver paste printing ink, which comprises the following steps of: 1) weighing each component; 2) weighing ethyl acetate according to a mass ratio of 3: 5 based on the weighed mass of the silver power, adding the ethyl acetate into the silver powder, magnetically stirring the mixture, standing the mixture, filtering the obtained product and drying the filtrated product to obtain the preprocessed silver powder; 3) adding the weighed solvent into the surface modifier, magnetically stirring the mixed material and standing the mixed material to obtain the mixed modifier ...

Oximido-tetrazole derivative and application thereof in agriculture

The invention provides an oximido-tetrazole derivative and a preparation method thereof. Specifically, the present invention relates to an oximido-tetrazole derivative represented by formula (I) or asalt, nitrogen oxide, (E)-isomer, (Z)-isomer or a mixture of (E)-isomer and (Z)-isomer of the oximido-tetrazole derivative represented by formula (I), relates to novel oximido-tetrazole derivatives, to processes for the preparation of oximido-tetrazole derivatives, to their use as fungicides, to the forms of fungicide compositions thereof, and to methods of controlling phytopathogenic fungi by using these compounds or compositions, wherein A and Y have the meanings described in the invention.

Unmanned stacking system for aluminum anode carbon block warehouse

The invention provides an unmanned stacking system for an aluminum anode carbon block warehouse, which relates to the technical field of aluminum electrolysis and carbon and comprises intelligent stacking crown block equipment, intelligent ground conveying line equipment, an automatic unloading guide system, an internet of things, a crown block dispatching and warehouse management system and an operation maintenance terminal. The intelligent stacking crown block device is electrically connected with the intelligent ground conveying line device, the automatic unloading guiding system, the Internet of Things, the crown block dispatching and warehouse management system and the operation maintenance terminal. According to the unmanned stacking system for the aluminum anode carbon block warehouse, warehouse operation procedures and business processes are integrated and divided, unmanned driving and intelligent scheduling of a stacking crown block are achieved, carbon block inventory management ...

RapidIO-based high-speed communication method

The invention relates to the technical field of embedded system application, in particular to a RapidIO-based high-speed communication method, which comprises the following steps of: when a hardware link connection state is normal, initializing RapidIO peripheral configuration, and receiving and/or sending data through RapidIO; the step of sending the data comprises the substeps of querying a data chain table to obtain an available data cache region, converting a base address of the data cache region and a data sending destination address, sending the data to the data sending destination address, and sending a doorbell; the step of receiving the data comprises the substeps that after the current node receives the doorbell, a data chain table is inquired to obtain an available data cache region, a base address of the data cache region is converted, and the received data is copied. According to the method, a linked list mechanism is introduced on the basis of RapidIO, the requirement for ...

Water seal device suitable for removing waste gas from alkali liquor and waste gas absorption method

The invention relates to the technical field of removal of waste gas in refinery alkali liquor, in particular to a water seal device suitable for removing waste gas from alkali liquor and a waste gas absorption method. The invention aims to provide the water seal device suitable for removing the waste gas from the alkali liquor and the waste gas absorption method, which can enable the waste gas to be in full contact with water and enable the waste gas to be more effectively absorbed by the water. The water seal device comprises a rack, a lower water seal tank and the like, and the lower water seal tank is connected to the middle of the rack. The gas inlet pipe can guide waste gas into the waste gas distribution pipe, the waste gas is sprayed out of the one-way gas spraying head, water absorbs the waste gas, waste gas removal is achieved, the rotating pipe can drive the one-way gas spraying head to rotate, the waste gas is sprayed into the water in a dispersed mode, the waste gas makes full ...

Silicon wafer cleaning method

A silicon wafer cleaning method is provided. Firstly, a silicon wafer is provided. Then, a polymer cleaning step is performed to clean a surface of the silicon wafer. After the polymer cleaning step, a deionized water/carbon dioxide gas decharging step is performed, so that the charges accumulated on the surface of the silicon wafer can be instantly removed. After the deionized water/carbon dioxide gas decharging step, two or more particle removing steps are performed. In addition, an air-jet step is performed during the time interval between every two sub-steps of the single particle removing step. Consequently, the cleaning efficiency of removing the particles will be enhanced.

MULTI-HOP WIRELESS SYSTEMS HAVING NOISE REDUCTION AND BANDWIDTH EXPANSION CAPABILITIES AND THE METHODS OF THE SAME

The present invention provides methods for noise reduction and bandwidth expansion in wireless communication and the devices thereof. The method in accordance with the present invention may include identifying a plurality of neighbor nodes with respect to a central node; sending a first communication signal to the plurality of neighbor nodes, wherein the first communication signal is only sent to the nodes that are considered as the plurality of neighbor nodes by the central nodes; and based on the first communication signal, when the central node is transmitting data to one of the plurality of neighbor nodes, the other nodes of the plurality of neighbor nodes do not send data in the same channel, thereby reducing the noise in the wireless network.

METHODS AND COMPOSITIONS TO STABILIZE A NANOGEL AND DENTAL COMPOSITIONS THEREFROM

The present disclosure relates to methods and compositions to stabilize a nanogel and use of such nanogel as additives in dental compositions.

COMPOSITIONS AND METHODS FOR INHIBITION AND INTERRUPTION OF BIOFILM FORMATION

Compositions and methods for inhibiting and interrupting biofilm formation, and for destabilizing established biofilms are provided, the compositions including polymeric resins and monomeric non-polymerizable and polymerizable resins. More particularly, the compositions and methods enable the protection and removal of biofilms from surfaces in the context of medical, consumer, domestic, food service, environmental and industrial applications, where the effects constitute beneficial and desirable biofilm attenuating activity.

Engineering truck, system and method for operating traffic indicating device

The embodiment of the invention provides an engineering truck, system and method for operating traffic indicating device. The engineering truck comprises a truck body, a moving shaft arranged in the truck body in a moving mode, a swing arm shaft connected with the moving shaft and capable of moving along with the moving shaft and a magnetic head arranged at the end of the swing arm shaft. The magnetic head generates electromagnetic force when powered to attract a metal piece exposed at the top end of the traffic indicating device so that the traffic indicating device can be absorbed to the magnetic head to achieve grabbing of the traffic indicating device. When the magnetic head is powered down, the traffic indicating device absorbed to the magnetic head can be put down to achieve unloading of the traffic indicating device. By means of the engineering truck, system and method for operating the traffic indicating device, the automation degree of stacking and recycling of the traffic indicating ...

Slide rail rigging equipment

The utility model discloses a slide rail rigging equipment, include last slide rail actuating mechanism, the mechanism that puts the oil, lower slide rail fixed establishment, ball strip installation mechanism, insert a mechanism. Put the ball strip on the ball strip installation mechanism and make the ball strip go upward and go up fixed lower slide rail contact with lower slide rail fixed establishment, go up the last slide rail forward translation of slide rail actuating mechanism drive on it, the process mechanism that puts the oil earlier, the plug bush is under on slide rail and the ball strip again. Through the technical solution, the rigging equipment can automatically assemble the inslot that coasts at last slide rail with the lower slide rail in the car front seat adjustable device, ball strip.

Oldenlandia and quality control method of preparation containing oldenlandia

The invention provides a quality control method of oldenlandia diffusa and the preparation containing oldenlandia diffusa. The method adopts deacetyl asperulosidic acid methyl ester as the index component and carries out the qualitative and quantitative determinations of oldenlandia diffusa and the preparation containing oldenlandia diffusa, thereby realizing the quality control, wherein the qualitative determination adopts the thin-layer chromatography and the quantitative determination adopts the high performance liquid chromatography, and the two chromatography methods can be combined to carry out the quality control. The method has the advantages of simplicity, convenience, high reproducibility, high specificity and high accuracy, facilitates the quality control of the product and suits industrial popularization.

Transfer device and automatic transfer arrangement machine

The invention discloses a transfer device and discloses an automatic transfer arrangement machine with the transfer device. The transfer device comprises a lifting mechanism and a pick-and-place mechanism, the lifting mechanism comprises a lifting support moving up and down, the lifting support is provided with an abutting part, the bottom face of the abutting piece can abut against a magnetic sheet, and the abutting part is made of a non-magnetic material; and the pick-and-place mechanism comprises a magnetic part located above the abutting part and a power part driving the magnetic part to move up and down, the power part is fixed to the lifting support, and the magnetic part can be far away from and close to the abutting part. The invention discloses the transfer device which can transfer a plurality of tiled magnetic sheets at the same time and improve the transfer efficiency.

High polymer material 3D printer powder spreading mechanism based on isolation bowl

The invention belongs to the technical field of 3D printing, and discloses a high polymer material 3D printer powder spreading mechanism based on an isolation bowl, which comprises an X-Y plane sliding table and an isolation bowl driving part, and the isolation bowl driving part is cooperatively provided with an isolation bowl part for powder spreading. The isolation bowl part comprises a bowl main body and a rotating head arranged at the top of the bowl main body, a hollow cavity is formed in the bowl main body, a sealing fence matched with the top of the hollow cavity is installed on the isolation bowl driving part, and at least two air pipe joints are installed on the sealing fence in the circumferential direction. According to the device, powder particles which are continuously piled up due to powder spreading in the bowl body can be collected, the powder spreading efficiency is improved, the probability that the hollow cavity is blocked can be greatly reduced, and in addition, the ...

Automatic repairing production line for anode guide rod

The invention discloses an automatic repairing production line for an anode guide rod. The automatic repairing production line comprises a rotary workbench, a cutting machine, a turnover positioner, a ground rail, a disassembling device, a chamfering device, a welding robot, a welding device and an aluminum guide rod. The turnover positioner is connected to the ground rail in a sliding manner, and the disassembling device is fixed above the ground rail in a crossing manner; a rotary workbench is fixed to the end of the left side of the ground rail. A chamfering device is fixed in front of the rotary worktable; an aluminum guide rod is fixedly placed above the rotary worktable; a welding device is fixed to the left side of the rotary workbench. And the welding robot is fixed between the chamfering device and the welding device. The defects that due to welding process limitation and manual operation, the cutting face is uneven, the welding precision is poor, the guide rod is not perpendicular ...

Network attack prevention method, system and device based on honey point generation

The invention discloses an anti-network attack method, system and device based on honey point generation, and the system comprises a honey point controller which is used for obtaining the network environment information of a user, automatically creating a docker assembly, automatically constructing a honey point mirror image by a docker according to the docker assembly, and automatically generating a deception strategy code, and putting the deception strategy code into the honey point mirror image; the honey point mirror image is used for collecting a service log in honey point installation, sending alarm information to the feedback receiver if an attack trace in the log is found, and executing a cheating strategy code; and the feedback receiver is used for storing the attack trace, receiving the alarm information and calling an API interface in the honey point controller to execute a deception strategy code which cannot be executed by the honey point mirror image. According to the invention ...

Surveying and mapping section data processing method

The invention relates to a surveying and mapping data processing method, and provides a surveying and mapping section data processing method which comprises the following steps: S1, acquiring section center line, section line and section point data, and performing visual expression by adopting a GIS (Geographic Information System) technology; s2, repeated point inspection and elimination are carried out on the section points, and direction inspection and editing are carried out on the section lines; s3, constructing a relationship among the section point, the section line and the section center line by adopting a GIS (Geographic Information System) technology; s4, generating a section result map according to the relation data among the section points, the section lines and the section center lines; and S5, exporting section result data. According to the surveying and mapping section data processing method, the spatial relation and numerical values among the section data are calculated based ...

Radio noise reduction earphone

The invention is suitable for the technical field of earphones, and provides a radio noise reduction earphone, which comprises a main control module, and a first module, a second module, a key module and a loudspeaker module which are in communication connection with the main control module, wherein the key module is used for generating a first working mode instruction in response to a first pressing operation of a user and sending the first working mode instruction to the main control module, and generating a second working mode instruction in response to a second pressing operation of the user and sending the second working mode instruction to the main control module; and the main control module is used for controlling the first module to enter a first working state according to the first working mode instruction and controlling the second module to enter a second working state according to the second working mode instruction. The radio noise reduction earphone provided by the invention ...

Comb structure for cleaning up hair

DISC-TYPE AIR ECOSYSTEM BOX AND CLIMATIC ECOLOGIZED AIR-CONDITIONING METHOD THEREFOR

The present invention relates to a disc-type air ecosystem box. The disc-type air ecosystem box includes a housing, and the housing is provided to accommodate a power module, a health processing module, a summer load module, a winter comfort module, a safety module, and an air supply module. The health processing module, the summer load module, the winter comfort module, and the safety module are located on the periphery of the power module, and the air supply module is located behind the power module. The present invention further discloses an air-conditioning method for said disc-type air ecosystem box. 1. A disc-type air ecosystem box , comprising a housing , wherein the housing is provided to accommodate a power module , a health processing module , a summer load module , a winter comfort module , a safety module , and an air supply module;the health processing module, the summer load module, the winter comfort module, and the safety module are located on the periphery of the power module, the air supply module is located behind the power module;the power module comprises a flange of air inlet, paced on the housing; the power module comprises a casing paced behind the flange of air inlet; and the casing is provided to accommodate an unhoused fan driven by a frequency conversion motor; a plate-type pre-filter is placed in front of the unhoused fan; the casing defines a first air dissipation, a second air dissipation, a third air dissipation, and a fourth air dissipation;the health processing module defines a first connecting air vent and a fourth connecting air vent, on opposite sides of the first air dissipation respectively; a first through vent is disposed between the first connecting air vent and the fourth connecting air vent; the health processing module further comprises an ultraviolet sterilizing device and a middle-effect electrostatic filter;the summer load module defines a first connecting air vent and a second connecting air vent, on opposite sides of ...

SELF-ETCHING AND SELF-ADHESIVE, LIGHT-CURABLE RESIN BASED DENTAL COMPOSITION

A self-etching and self-adhesive dental restorative composition is described herein. The composition includes a polymerizable compound having at least one phosphorus containing acidic group, a polymerizable compound having at least one carboxylic acid group, and a copolymerizable multi- functional (meth)acrylate monomers. Compositions described herein demonstrate adhesion to dentin and enamel and are useful as a cavity filler, dental pit and fissure sealants, and restoratives.

Method for preparing epoxy myrcene

Bull spanner

Bull spanner is the spanner that can screw up or loosen multiple screw with a spanner, is for the installation of design of screw, belongs to mechanical installation field, bull spanner comprises interior nut double offset ring spanner (1), outer hexagonal (hexagon)nut spanner (2) and handle (3), interior nut double offset ring spanner (1), outer hexagonal (hexagon)nut spanner (2) and handle (3) ally oneself with into whole, interwoveness, interior nut double offset ring spanner (1) outside of hexagonal (hexagon)nut spanner (2) outside, and at the tip of handle (3), the beneficial effect of the utility model even if collect multiple inside and outside screw wrench in an organic whole, make the usage greatly increased of spanner.

Assembled anode voltage drop on-line measuring device and measuring method

The invention discloses an assembled anode voltage drop on-line measuring device and measuring method.The device comprises a rack, an assembled anode guide rod clamping device and a measuring assembly, the assembled anode guide rod clamping device and the measuring assembly are installed at the top and the bottom of the rack respectively, and the assembled anode guide rod clamping device comprises a pair of gears which are installed at the top of the rack and meshed with each other; a left swing arm and a right swing arm are fixedly installed on gear shafts of the two gears respectively, an elastic contact piece is fixedly connected to the left swing arm, an electric control clamping oil cylinder is further connected to the top of the rack in a hinged mode, and the end of a telescopic rod of the electric control clamping oil cylinder is connected with the gear shaft of one gear in a hinged mode. According to the invention, on-line measurement can be carried out on the assembled anodes during ...

DENTAL COMPOSITIONS CONTAINING UPCONVERSION PHOSPHORS AND METHODS OF USE

A luminescent coating is disclosed that is used to dimensionally control the curing of a photocurable agent placed in close contact with the coating. The coating is applied at the interface of structures, such as brackets and prosthetics, or may be applied directly on a curable material for use in 3D printing, at the location where bonding material is needed to be cured. The luminescent coating irradiates from its structure the curing radiations necessary to photopolymerize the resin in response to a first radiation irradiated on its structure of a different wavelength. The luminescent, in particular up-converting or phosphorescent, coating may also be used to detect an inhomogeneity of a transilluminated object such as a tooth.

DENTAL COMPOSITE COMPOSITIONS FOR REDUCED STRESS SHRINKAGE

A dental composite composition is disclosed that includes a polymerizable resin, filler particles, and at least one polymerizable stable radical. A variety of polymerizable stable radicals may be employed, including those that have a 2,2,6,6-tetramethylpiperidinyl-1-oxyl moiety. Compositions as described herein exhibit excellent mechanical strength, hardness, and flexural modulus, while also significantly decreasing shrinkage stress caused by polymerization.

New type cell special gene HAAVmir containing microRNA combined sequence for gene treating

The invention relates to the molecular medicine and gene treating field, in particularly, a gene segment which is new, cell target special, and can eliminate replication ability and synthesizing ability of nucleocapsid protein from source and clean the pollution protein. The gene segment is composed of a recombinant aden-associated virus vector helper plasmid non-structure and/or structure gene, and at least one copy cell special microRNA target sequence which can be used in multiple cell strains directly, and also can be used for constructing recombinant aden-associated virus plasmid and vector to prepare medicine, basic medicine and clinic gene treating.

Aging process of multiple-catalytic agent in solution polymerization system and device

The invention relates to an aging process of a multiple-catalytic agent in a solution polymerization system and a device. The aging process comprises the following steps: synchronously transmitting catalytic agent solutions with different concentrations in a catalytic agent tank into an ageing tank within 10-30 seconds according to the proportion in the polymerization system, aging for 0-60 minutes, adding solvent oil into the ageing tank within 10 minutes after an ideal active center is generated, causing the volume ratio of the solvent oil and the total catalytic agent amount to be 5:1-20:1, adding a monomer and the solvent oil after being mixed by a static mixer into the aging tank for prepolymerization reaction, causing the volume ratio of the solvent oil and the monomer to be 1:1-5:1, causing the amount of the monomer to be based on the initiation of the prepolymerization reaction, controlling a liquid level of the aging tank within 1/2-2/3, and infiltrating into a first polymerization ...

Feeding bin and automatic feeder

The invention discloses a feeding bin and also discloses an automatic feeder with the feeding bin. The feeding bin comprises a storage mechanism and a feeding mechanism, the storage mechanism is provided with a rotary table capable of rotating in an indexing mode and a plurality of storage branch bins arranged on the rotary table, and the storage branch bins are arranged in the circumferential direction of the rotary table. The storage branch bins are used for containing vertically stacked magnetic cores, first material openings are formed in the tops of the storage branch bins, and the first material openings allow the magnetic cores to enter and exit. The feeding mechanism is located between the multiple storage branch bins and provided with a material lifting part and a power assembly driving the material lifting part to ascend and descend, and the material lifting part can push and lift the magnetic cores of the storage branch bins to the first material openings. According to the feeding ...

Cluster spacing optimization method considering stress shadow effect

According to the cluster spacing optimization method considering the stress shadow effect provided by the invention, the precise representation and modeling of the natural fracture of the natural fracture development reservoir can be realized, the cluster spacing optimization problem under different geological conditions and construction conditions can be researched, the two-dimensional distribution condition of the stress shadow is considered, and the optimization effect is good. Establishing a well model according to the well position and the well body track; establishing a reservoir structure model according to the reservoir structure map of geological interpretation; establishing a reservoir attribute model according to the stress data explained by the logging curve; establishing a natural fracture distribution model according to natural fracture data explained by electrical logging; setting a cluster spacing and a pump injection program, and calculating stress field values before and ...

Press fitting machine for ignition plug sleeve

The invention discloses a press fitting machine for an ignition plug sleeve. The press fitting machine comprises a rack base plate, n-shaped supports are fixed to the rear end of the rack base plate, a pressing-in mechanism is fixed to the n-shaped supports, first guide rails are fixed to the rack base plate between the n-shaped supports, and first sliding blocks are inserted in the first guide rails in a sleeved mode and fixed to a rotary incline mechanism. A first lead screw is arranged between the first guide rails, one end of the first lead screw and a rotary shaft of a first motor are fixed together, the first motor is fixed to the rack base plate, a first linear bearing is connected to the first lead screw in an insertion mode, and the first linear bearing is fixed to the rotary incline mechanism. Motors are used for driving a press fitting platform to move backwards and enabling the press fitting platform to rotate in an inclining mode, so that a good press fitting process is achieved ...

Ground installation device of preventer group

The utility model relates to a petroleum drilling equipment technical field discloses a ground installation device of preventer group, and it includes track, sled seat, vertical movement mechanism, lateral shifting mechanism, upset hoisting mechanism, vertical lift moving mechanism, rotation mechanism, hydraulic actuating controlling means, and the track upper berth is equipped with the guide rail, and the sled seat is through gyro wheel and guide rail swing joint. The utility model discloses when the field usage, the group is fixed with the preventer the utility model discloses go up whole transportation to well site, then it places on the track to organize the crane with the preventer, through stretching out and drawing back of each hydraulic cylinder of hydraulic actuating controlling means control, it moves from north to south to make preventer group accomplish, the sideslip, overturn and risen, vertical lift and rotating around the vertical scroll, accomplish the migration among the ...

Erection equipment of jump ring in car seat adjustable device

The utility model discloses an erection equipment of jump ring in car seat adjustable device, include the frame, go up the fixed tool of slide rail, jump ring flush mounting, the jump ring flush mounting includes telescopic link, embedding sub -assembly, and the embedding sub -assembly is installed in the bottom of telescopic link, and arch groove's embedding piece is seted up to the embedding sub -assembly including two wedges embedding pieces setting up side by side and bottom. According to above -mentioned technical scheme, to go up the slide rail and fix on the fixed tool of last slide rail, telescopic link drive embedding sub -assembly is down, and the embedding piece of seting up arch groove at first orders about the jump ring down and draw in in, in the clearance at two wedges embedding block insertion symmetrical structure jump ring middle parts struts the jump ring, makes jump ring card income upward in the draw -in groove and fixture block of slide rail. Through the technical ...

Nuclear-grade full-condition purified air processing set

The invention discloses a nuclear grade purification air handler unit on full work conditions, which comprises a cylinder-shaped totally enclosed shell. The internal wall of the shell is stainless steel cylinder body; an air inlet flange is at one side of the shell and an air outlet flange at another side of the shell; a plate primary filter is arranged at one side near to the air inlet flange in the shell and a bag intermediate filter is positioned behind the former one; a heating device is arranged behind the gas intermediate filter and then an iodin absorber, a blower device next and a pick-up cylinder muffler next and a high efficient filter finally. The invention has the advantage of rational structure, capability of effectively lowering the leakage of radiation matters in the unit and good safety.

Display substrate, preparation method thereof and display device

The invention discloses a display substrate, a preparation method thereof and a display device. The display substrate comprises a first semiconductor layer, a first conductive layer, a second conductive layer, a second semiconductor layer, a third conductive layer, a fourth conductive layer and a fifth conductive layer which are arranged on a substrate, the first semiconductor layer comprises active layers of a plurality of polycrystalline silicon transistors, the first conductive layer comprises gate electrodes of the plurality of polycrystalline silicon transistors, a first polar plate of the storage capacitor and a first scanning signal line, the second conductive layer comprises a second polar plate of the storage capacitor, and the second semiconductor layer comprises active layers of a plurality of oxide transistors. The third conductive layer comprises gate electrodes of a plurality of oxide transistors, the fourth conductive layer comprises first poles and second poles of a plurality ...

DISC-TYPE AIR ECOSYSTEM BOX AND CLIMATIC ECOLOGIZED AIR-CONDITIONING METHOD THEREFOR

Disclosed is a disc-type air ecosystem box, comprising a housing (1), wherein a power module, a health processing module, a summer load module, a winter comfort module, a safety processing module and an air supply module are provided in the housing (1), the health processing module, the summer load module, the winter comfort module and the safety processing module are provided on the periphery of the power module, and the air supply module is provided behind the power module. Further disclosed is an air-conditioning method for the disc-type air ecosystem box.

DENTAL RESTORATIVE COMPOSITE WITH LUMINESCENT CRYSTALS

A dental restorative composite and a method of curing the composite are disclosed in which the composite includes a polymerizable organic resin, a radiation activated initiator having an activation wavelength, an inert filler; and luminescent crystals, wherein the luminescent crystals emit radiation at a predetermined wavelength matching the initiator activation wavelength when the luminescent crystals are irradiated with radiation having a wavelength longer than the activation wavelength, the luminescent crystals being up-converting particles that result in those particles emitting radiation at a wavelength that initiates curing.

DENTAL COMPOSITIONS

A self-etching and self-adhesive dental restorative composition is described herein. The composition includes a polymerizable compound having at least one phosphorus containing acidic group, a polymerizable compound having at least one carboxylic acid group, and a copolymerizable multi- functional (meth)acrylate monomers. Compositions described herein demonstrate adhesion to dentin and enamel and are useful as a cavity filler, dental pit and fissure sealants, and restoratives.

On-line cleaning device for tubular heat exchanger

The invention provides an on-line cleaning device for a tubular heat exchanger in an air/air heat exchange form on a fume exhaust pipeline of an industrial kiln. The on-line cleaning device comprises a planar framework arranged among heat exchange tubes of the tubular heat exchanger and perpendicular to the heat exchange tubes; the planar framework is connected with an air cylinder and can be driven by the air cylinder to move along the radial direction of the heat exchange tubes; the planar framework has a latticed structure; each lattice corresponds to one heat exchange tube; a plurality of intersected steel wires arranged in each lattice form a steel wire brush; the steel wires have elasticity and are closely attached to the surfaces of the heat exchange tubes. The device can be used for cleaning the heat exchanger online, the heat exchanger has high heat exchange efficiency for a long time, the temperature of preheated air is improved, the combustion quality is improved, fuel consumption ...

Modular crop hopper

The utility model discloses a modular crop hopper, including interior hopper and outer hopper, setting up rings respectively on the relative both sides inner wall of outer hopper, sleeper beam interval rigid coupling is passed through together with outer hopper bottom surface in interior hopper bottom surface, and a round pin axle to the interval rigid coupling about being respectively on the relative both sides wall of interior hopper, is setting up a jib on the wall of both sides respectively, and the jib lower part is setting up the spout along the axial, and the round pin axle of downside stretches out in the spout, is setting up a hangers on the jib of spout top, the round pin axle counterbalance of hangers and upside. The utility model discloses during the use, rotate the jib for the round pin axle of hangers and upside offsets, simultaneously, connects rings through wire rope, can lift by crane the hopper through jib and wire rope, can directly hang out the crop that falls in the ...

Improved gel battery

The invention relates to an improved gel battery. The improved gel battery comprises a plate-type partition plate, wherein the plate-type partition plate comprises a substrate with the thickness of 0.28-0.5mm, wherein a glassfiber layer is arranged under the substrate, a plurality of through holes are formed in the substrate, the porosity of the through holes is more than 60%, the through holes comprise upper through holes and lower through holes, the upper through holes and the corresponding lower through holes are connected by connecting channels, the upper through holes are of a tapered structure and have right-trapezoid-shaped cross sections, the length of the upper bottom of the right trapezoid of the cross section of each upper through hole is L1 which is equal to 2* the length of the lower bottom of the right trapezoid L2, the bevel edge of the right trapezoid is arc, the inner side surface of each upper through hole is spherical, and each lower through hole is of a tapered structure ...

Connection device with torque limiting function between transmission devices

The invention relates to a connection device with a torque limiting function between transmission devices. The problems that an existing connection device is weak in overload impact resisting capacity, strict in centring requirement and massive in structure. The connection device comprises a connection flange, friction sheets, a torque limiting device, a positioning sleeve, a belleville spring, a right outer rollaway nest, a right inner rollaway nest, a middle connection shaft, a left outer rollaway nest and a left connection shaft sleeve. The right outer rollaway nest is arranged on the torque limiting device and the connection flange is sleeved with the torque limiting device. The friction sheet is arranged between the connection flange and the torque limiting device. The positioning sleeve is installed on the connection flange and the friction sheet is arranged between the positioning sleeve and the torque limiting device. The belleville spring is installed in the positioning sleeve ...

Postoperative auxiliary rehabilitation device for cardiovascular surgery

The invention discloses a postoperative auxiliary rehabilitation device for cardiovascular surgery. The postoperative auxiliary rehabilitation device comprises a pneumatic upper limb multi-point movement massage mechanism, a lower limb movement massage mechanism, a waist and abdomen linkage lifting mechanism, a ventilation mechanism and a linkage type ventilation enhancing mechanism. The invention belongs to the field of medical instruments, and particularly relates to a postoperative auxiliary rehabilitation device for cardiovascular surgery. Through the pneumatic upper limb multi-point movement massage mechanism, the lower limb movement massage mechanism and the waist and abdomen linkage lifting mechanism, the whole body of a patient can be passively exercised and is massaged and relaxed during movement, and through the design of a rotatable handle, the upper limbs of the patient can be more comprehensively moved at multiple angles, so that the rehabilitation effect of the patient is ...

Methods and compositions to stabilize a nanogel and dental compositions therefrom

The present disclosure relates to methods and compositions to stabilize a nanogel and use of such nanogel as additives in dental compositions.

Method for controlling computer by portable equipment by utilizing digital compass

The invention discloses a method for controlling a computer by portable equipment by utilizing a digital compass, comprising the following steps: establishing and maintaining the connection between the communication unit of the portable equipment and the communication unit of the computer by users; starting the digital compass in the portable equipment by users; starting the computer application program by users; rotating the portable equipment according to requirements by users; sensing the angle changing information of the portable equipment by the digital compass; transmitting the angle changing information to the computer communication unit through the communication unit by the portable device; judging whether corresponding control commands are generated by the computer according to the angle changing information of the portable equipment sensed by the digital compass; and responding to the control command by the computer. In the technical scheme of the invention, the digital compass ...

Application of sodium houttuyfonate as synergist of antifungal medicament

The invention relates to the technical field of medicaments, in particular to novel application of sodium houttuyfonate as a synergist of an antifungal medicament. The antifungal medicament is an azole or polyene antifungal medicament; and 1 to 16mu g of sodium houttuyfonate is added into each 1ml of antifungal medicament. Experiments prove that: when the sodium houttuyfonate is combined with theantifungal medicament such as fluconazole, ketoconazole, miconazole or amphotercin B, and the like, the treatment effect of the sodium houttuyfonate on superficial or deep fungal infection can be ensured under the condition of reducing the dosage and the sodium houttuyfonate can make the antifungal medicament recover the effect on medicament-resistant fungi, so the sodium houttuyfonate can be used as the synergist of the antifungal medicament. The sodium houttuyfonate serving as the synergist of the antifungal medicament can reduce the dosage of the azole or polyene antifungal medicament so as to ...

Flow velocity measurement system based on fluorescent tracing technique and method thereof

The invention discloses a flow velocity measurement system based on fluorescent tracing technique and a method thereof. The flow velocity measurement system belongs to the technical field of flow velocity measurement. The method of the invention comprises the steps of respectively arranging a release point and a detecting point at positions which are separated from each other for L in the fluid flow direction; arranging a fluorescent agent releasing device at the release point and releasing the fluorescent agent; when the fluorescent agent arrives at the detecting point, generating a fluorescent signal under irradiation of an excitation light source, converting the fluorescent signal to an electric signal through a photosensitive diode, amplifying the electric signal and processing the amplified electric signal by a single-chip microcomputer; recording a time length t from releasing at the releasing point to arriving at the detecting point by the fluorescent agent; calculating a quotient ...

Ventilation proportion valve for respirator

Microfluidic detection device

The invention belongs to the field of microfluidic nucleic acid detection devices and the field of biological detection, and particularly relates to a microfluidic detection device. The device comprises a cover plate and a chip board, an opening for dropping a sample is formed in the cover plate, and a sealing plug is mounted on the opening; the lower part of the chip board is provided with at least one reaction cavity, a detection reagent is packaged in the reaction cavity, the lower part of the sample cavity is provided with a liquid inlet flow channel and is communicated with the reaction cavity, and the upper end of the sample cavity is communicated with the upper part of the reaction cavity to form an exhaust flow channel; and a sample dropping opening on the cover plate corresponds to a sample cavity arranged at the upper part of the chip plate. The device is simple in structure, convenient to operate and capable of effectively reducing sample pollution in the nucleic acid detection ...

Lifting bracket of belt conveyor

The invention discloses a lifting bracket of a belt conveyor. The lifting bracket comprises bases (1), support legs (2) and a transverse middle frame (5), wherein a sleeve tube (3) sheaths the corresponding support leg (2), the upper part of each sleeve tube (3) is welded with the middle frame (5), the lower part of each sleeve tube (3) is provided with a first inserting groove (8), each support leg (2) is provided with a second inserting groove (7), and a bolt (6) is inserted into the first inserting groove (8) and the second inserting groove (7), which are aligned with each other, of the corresponding sleeve tube (3) and the corresponding support leg (2). The lifting bracket has the advantages that the structure is simple and convenient, the operation is easy, the bracket can be freely lifted according to the actual operation requirement of the belt conveyor, and the problems of increased cost, overlong working time and the like caused by the unadjustable height of the belt surface of ...

Microwave plasma lamp sweep source system based on phase-locked loop

The invention discloses a microwave plasma lamp sweep source system based on a phase-locked loop. The microwave plasma lamp sweep source system comprises an output circuit unit, a loop filter circuit unit and a chip circuit unit, wherein the output circuit unit is connected with the chip circuit unit and used for differential output or single-ended output to acquire required output power; the loop filter circuit unit is connected with the chip circuit unit and used for filtering out high-frequency parts in output of a phase discriminator, and the chip circuit unit is connected with the output circuit unit and the loop filter circuit unit, integrates the phase discriminator, a voltage-controlled oscillator and a frequency divider and is used for carrying out phase discrimination, voltage-controlled oscillation and frequency division on a swept-frequency signal and achieving stable output of the swept-frequency signal. According to the phase-locked loop frequency synthesis principle, a frequency ...

Multi-antenna communication system and gain control method thereof

The invention provides a multi-antenna communication system and a gain control method thereof with a DPD (Digital Phase Discriminator) feedback channel. The method comprises the following steps of: respectively calculating feedback power of a plurality of transmitting chains of the multi-antenna communication system; respectively calculating forward power of the plurality of transmitting chains according to digital baseband signals transmitted in each transmitting chain; respectively calculating gain values of each transmitting chain according to the feedback power and the corresponding forward power to acquire gain offset values of each transmitting chain through comparing the gain values and target gain values; and respectively regulating the gains of each transmitting chain according to the gain offset values. By applying the gain control method, the invention can ensure that the output power of the plurality of transmitting chains of the multi-antenna communication system is more stable ...

Force-regulated molecular recognition switches

Weight reduction compound composition and preparation method thereof

The present invention discloses a weight reduction compound composition, which is prepared by adopting L-carnitine or L-carnitine tartrate, lotus leaf, hawthorn, and tea leaf as raw materials. The present invention further provides a preparation method of the weight reduction compound composition. The compound composition of the present invention has characteristics of easy carrying, easy taking and the like, and further has effects of ideal weight reduction effect, spleen strengthening, and stomach nourishing.

A traffic simulating method and device

Embodiments of the invention provide a traffic simulating method and device. The traffic simulating method comprises: displaying a first user interface, which is different from a user interface provided by traffic simulating software; determining a message corresponding to an operation event generated by the first user interface; storing the message into a cache; calling the message from the cache through an API interface of the traffic simulating software, and analyzing the operation event corresponding to the message; and importing the operation event into the traffic simulating software through the API interface, and executing the operation event through the traffic simulating software. The embodiments of the traffic simulating method and device enrich paths where a user controls the traffic simulating software.

Error detecting system of variable system and detecting method thereof

The invention discloses an error detecting system of a variable system and a detecting method thereof. The system consists of a data acquiring module, a measurement database module, a detecting methodselection module, a detection process analysis module, a report output module and a detection result display module, wherein the data acquiring module is used for acquiring measuring data and storingthe measuring data into the measurement database module; the detecting method selection module is used for determining a detecting method; and the detection process and result are displayed to the user by the report output module and the detection result display module. The method comprises two parts: a quadratic function fitting trend term test method is adopted for progressive systematic error,and a periodogram processing method is adopted for periodic systematic error. The system and the method of the invention do not need to consider the data distribution and the influence of random error in ...

Method of attaching a dental article to the surface of the tooth

A method of attaching a dental article to the surface of a tooth includes providing the dental article and applying a coating including upconversion phosphors to a surface of the dental article. The method also includes applying a dental cement composition to the surface of the tooth and placing the dental article on the surface of the tooth such that the coating is adjacent the dental cement composition. The dental cement composition includes a polymerizable resin and a photoinitiator and is substantially free of upconversion phosphors. The method further includes irradiating the coating with a radiation source that emits radiation at a pre-determined fixed wavelength that causes the upconversion phosphors to emit radiation at an activation wavelength of the dental cement composition photoinitiator such that the dental cement composition cures in a region adjacent the coating and removing remaining uncured dental cement composition outside the dental article from the tooth.

GENETICALLY MODIFIED NON-HUMAN ANIMALS WITH HUMANIZED IMMUNOGLOBULIN LOCUS

The present disclosure relates to genetically modified animals and cells with humanized heavy chain immunoglobulin locus and/or humanized light chain immunoglobulin locus.

Scroll compressor for heat pump system

The invention relates to a scroll compressor for a heat pump system. The scroll compressor is characterized in that a high-pressure cavity separating plate is arranged on one end surface of a casing, a center hole and a hole which are communicated with a cavity are formed in a compression system and the high-pressure cavity separating plate respectively, a back cover provided with an interface I, an interface II and an interface III is arranged on the high-pressure cavity separating plate, the interface I and the interface III are communicated with a heat exchanger I and a heat exchanger II respectively, the interface II is communicated with an inlet of the casing through a pipeline channel, a rotating disc is sealed between the high-pressure cavity separating plate and the back cover, and a groove I and a groove II which are independent of each other are formed in the rotating disc. According to the scroll compressor, the rotating disc is driven by a motor to rotate, flow directions of ...

Rolling device for anticorrosive coating of wind turbine tower

The invention relates to a rolling device for anticorrosive coating of a wind turbine tower. The rolling device comprises the wind turbine tower and two roller racks; rollers are arranged on the roller racks; at least two brackets are fixed on the rollers; the upper end of each bracket is connected with a detachable connecting plate; and the detachable connecting plates are fixedly connected with the flange surfaces at two ends of the wind turbine tower. The rolling device has the advantages of improving the efficiency of the anticorrosive coating operation, ensuring the whole anticorrosive quality at the same time, realizing one-time uninterrupted integral anticorrosive coating operation of a cylinder and avoiding direct contact of the cylinder and the roller racks.

Bridge isolation structure

The utility model discloses a bridge isolation structure, the base has been included, the base is buried underground in ground and is located bridge girder and pier's below C shape power consumption seat to the base upper support C shape power consumption seat upper support has two piece at least reference columns, reference column laminating be in on the outer wall of pier, top plate and lower plywood have been drawn together to C shape power consumption stationary ladle, the unsettled setting of top plate is in the top of lower plywood the centre gripping has the pendulum between top plate and the lower plywood, the pendulum sliding connection be in the bottom of top plate with the top of lower plywood.

Double-control-mode grinding machine

The invention relates to a double-control-mode grinding machine, and belongs to the technical field of double-end-face grinding machines. Comprising a machine table, a feeding mechanism, a grinding mechanism, a discharging mechanism, a clamping mechanism, a feeding mechanism and a detection mechanism, the feeding mechanism, the grinding mechanism, the clamping mechanism, the feeding mechanism and the detection mechanism are installed on the machine table, and the detection mechanism detects the surface roughness, temperature and grinding burn of ground magnetic steel and is in communication connection with the grinding mechanism and the feeding mechanism; the grinding effect of the magnetic steel is judged by detecting the surface roughness, the temperature and the gray level of surface particles of the ground magnetic steel through the detection mechanism, the grinding effect is adjusted by changing the rotating speed of the grinding mechanism or the feeding amount of the feeding mechanism ...

Display substrate and display device

The display substrate comprises a substrate body, a plurality of first pixel circuits and at least one first data line. The substrate comprises a display area and a peripheral area at least partially surrounding the display area, and the display area comprises a light-transmitting display area. The plurality of first pixel circuits are located in the light-transmitting display area. The at least one first data line extends in the first direction and is partially located in the light-transmitting display area. The first data line is configured to provide data signals to the plurality of first pixel circuits from opposite sides of the light-transmissive display area in a first direction.

Soft rock roadway deformation monitoring device and monitoring method

The invention relates to the technical field of roadway monitoring, in particular to a soft rock roadway deformation monitoring device and method, and the device comprises a mobile monitoring vehicle which is disposed on a track of a roadway. A deformation monitoring device used for monitoring deformation of the inner wall of the roadway and a stress monitoring device used for monitoring stress of the inner wall of the roadway are arranged on the mobile monitoring vehicle, a driving device used for providing monitoring power is arranged between the deformation monitoring device and the stress monitoring device, and a monitoring control unit is arranged on the mobile monitoring vehicle; the deformation monitoring device and the stress monitoring device can monitor any position of a roadway through the mobile monitoring vehicle, and meanwhile, the mobile monitoring vehicle can be moved to other roadways for monitoring, so that the monitoring range of the system is further expanded; and in ...

Dynamometer for automobile steering wheel position adjusting device

A dynamometer for automobile steering wheel position adjusting device which comprising: a rack box, a fixing fixture, a supplemental fixing fixture, a first dynamometer mechanism, and a second dynamometer mechanism. The fixing fixture which comprising a base panel, four locking devices, two supporting device; the two dynamometer mechanism are both provided with a dynamometer. The fixing fixture and the first dynamometer mechanism are mounted on the base surface of the rack box, the first dynamometer mechanism is arranged in front of the fixing fixture, the supplemental fixing fixture is mounted on the right side wall of the rack box and the second dynamometer mechanism is mounted on the left side wall of the rack box. The two dynamometer mechanisms test the force required to turn adjustment handle or to pull or push the telescoping column with the neck of the steering wheel position adjusting device respectively.

A waste water treatment filter

The invention discloses a wastewater treatment filter comprising a water tank, a water distributor, a tumble cage, a long shaft, a support, and a speed reducer system. A wastewater treatment process comprises the following steps: wastewater enters the water distributor, such that fall-like water flow is formed, and is flushed onto the tumble cage; a layer of filtering mesh is covered on the outer surface of the tumble cage; water flow impacts the filtering cage, such that substances such as fabric fiber can be retained in the tumble cage. The reducer system drives the long shaft to rotate, and thus the tumble cage is driven to rotate; during the water discharge process of the water distributor, the tumble cage rotates continuously; guide plates are provided in the tumble cage; fabric fiber in the wastewater form irregular ball-like matters with the rotation of the tumble cage; with the guide plates, the ball-like matters are delivered to the opening of the tumble cage, and are thrown out ...

Equipment of twist grip in test car steering wheel position control device

The utility model discloses an equipment of twist grip in test car steering wheel position control device, including fixed tool and dynamometer. Fixed tool includes bottom plate, four locking device, two strutting arrangement, dynamometer includes handle measuring force device and handle accent power device. By dynamometer is located the side of fixed tool, carry out the dynamometry to regulating handle in the car steering wheel position control device, if the result of surveying is not inconsistent with the predetermined value, the handle accent is done all can the device and is adjusted regulating handle's elasticity to man or ms (arm strength size is different) homoenergetic is adjusted the position of steering wheel.

Fault diagnosis knowledge acquiring system

The invention discloses a fault diagnosis knowledge acquiring system, which comprises a semi-automatic knowledge acquiring module, an automatic knowledge acquiring module, an automatic knowledge base maintaining module, a knowledge base, a fault tree information base and a case base. The automatic knowledge acquiring module summarizes and concludes a new rule from a large number of cases stored in the case base according to the rough set theory and stores the acquired rule in the knowledge base, thus realizing automatic expansion of the knowledge base. The automatic knowledge base maintainingmodule realizes a function of automatically maintaining the knowledge base by using the character set closure and rule implication method, and the functional module can perform redundancy and circulation rule check on a rule base and provide the check result to the domain experts for judgment and processing. The invention acquires the known knowledge by using a fault tree, thereby not only indicating ...

Power grid data management method and device and computer equipment

The invention relates to the technical field of power systems, and particularly discloses a power grid data management method and device and computer equipment, and the method comprises the steps: obtaining business data generated by a data source, and extracting target data from the business data; establishing service machine account information according to the target data; storing the service machine account information to a data partition corresponding to the authority level according to the authority level, so that a data consumption end reads the service machine account information; and receiving feedback data of the data consumption end, and updating the service machine account information according to the feedback data. According to the method and the device, the target data in the business data of the data source is extracted, and the data management is performed on the target data so as to establish the business machine account information, so that the target data can be quickly ...

Multi-hop wireless systems having noise reduction and bandwidth expansion capabilities and the methods of the same

Genetically modified non-human animals with humanized immunoglobulin locus

Provided are genetically modified animals and cells with humanized heavy chain immunoglobulin locus and/or humanized light chain immunoglobulin locus.

TERMINAL BOX FOR PHOTOVOLTAIC POWER GENERATION SYSTEM

A terminal box structured to be electrically connectable to a photovoltaic module. The terminal box comprises a housing molded on a heat sink to enclose a first portion of the heat sink, and leave a second portion of the heat sink not enclosed by the housing. A circuit portion of the terminal box is in thermal contact with the second portion of the heat sink, for example, through a thermal pad. 1. A terminal box structured to be installed on a back surface of a photovoltaic module , the terminal box comprising:a first external heat sink;a housing molded on the first external heat sink to enclose a first portion of the first external heat sink, wherein a second portion of the first external heat sink is not enclosed by the housing, and an assembly of the housing and the first external heat sink comprises a base of the terminal box with a first surface structured to be attachable to the back surface of the photovoltaic module;a first thermal pad disposed on the second portion of the first external heat sink in the housing; anda circuit portion disposed on the first thermal pad, operable to conduct electric signals generated by the photovoltaic module.2. The terminal box as claimed in claim 1 , further comprising:a second thermal pad disposed on the circuit portion;a second external heat sink; anda lid molded on the second external heat sink to enclose a first portion of the second external heat sink, wherein a second portion of the second external heat sink is not enclosed by the lid;wherein the second portion of the second external heat sink is structured to be in thermal contact with the second thermal pad when the lid is assembled with the base.3. The terminal box as claimed in claim 1 , wherein the circuit portion further comprises:a bypass diode structured to be electrically connectable to a set of photovoltaic cells in the photovoltaic module;a first conductor structured to be electrically connected with the anode of the bypass diode; anda second conductor ...

OPTIMAL MULTI-FACTOR EVALUATION IN COMPUTING SYSTEMS

Techniques are disclosed for optimally scheduling computations that involve multiple factors, the cost of evaluations and probabilities of success of which are known. For example, a methodology is provided for determining an optimal schedule of a multi-factor test in sub-quadratic time. While the methodology has wide ranging application, we illustrate a particular applicability to a security application involving multi-factor authentication in a cloud computing environment, as well as applicability to the contact center agent scheduling. 1. A method , comprising:determining, via at least one computing device, an optimal schedule for evaluating a multi-factor test, wherein the multi-factor test comprises two or more factors to be tested, with two or more respective costs associated with evaluating the two or more factors and with two or more respective probabilities associated with a given evaluation result for the two or more factors and the optimal schedule minimizing an expectation of an overall cost to evaluate the multi-factor test;wherein the determination of the optimal schedule comprises sorting the factors whereby a first factor is determined to precede a second factor in an ordering of factors when a relation exists whereby a sum of the cost associated with the first factor and a product of the cost of a second factor and the probability associated with the first factor is less than a sum of the cost associated with the second factor and a product of the cost of the first factor and the probability associated with the second factor.2. The method of claim 1 , wherein the optimal schedule determination step is performed in sub-quadratic time.3. The method of claim 1 , further comprising the step of performing the multi-factor test based on the optimal schedule.4. The method of claim 3 , wherein the multi-factor test is performed based on the optimal schedule by the at least one computing device.5. The method of claim 3 , wherein the multi-factor test is ...

BIOLOGICAL WASTEWATER TREATMENT AND REUSE UTILIZING SULFUR COMPOUNDS AS ELECTRON CARRIER TO MINIMIZE SLUDGE PRODUCTION

Biological wastewater treatment of wastewater is performed by oxidizing organic carbon with sulfur or a sulfur compound as an electron carrier, and reducing the sulfur or sulfur compound to sulfide. The sulfide is oxidized with nitrate or oxygen. If necessary, ammonia is oxidized to nitrate and then reduced to nitrogen gas. The process is effective for saline waste water facilities, as well as non-saline waste water facilities. 134-. (canceled)35. A method of biological wastewater treatment of influent containing organic carbon , the method comprising:oxidizing the organic carbon to carbon dioxide with sulfur or a sulfur compound, andreducing the sulfur or sulfur compound to sulfide; andoxidizing the sulfide to sulfate by oxygen or nitrate.36. The method of claim 35 , wherein the sulfur or sulfur compound comprises a material selected from the group consisting of sulfates claim 35 , sulfites claim 35 , thiosulfates and sulfur claim 35 , or a material obtained from an influent containing a substantial saline component.37. The method of claim 36 , wherein sulfide is oxidized to sulfate by oxygen claim 36 , said method further comprising oxidizing ammonia to nitrate by oxygen.38. The method of claim 35 , wherein sulfide is oxidized to sulfate by nitrate claim 35 , and the sulfur or sulfur compound comprises a material selected from the group consisting of sulfites claim 35 , thiosulfates and sulfur claim 35 , said method further comprising:oxidizing ammonia to nitrate by oxygen; andreducing said nitrate to nitrogen gas.39. The method of claim 36 , further comprisingreducing the sulfur or sulfur compound to sulfide through an upflow granular sludge bed reactor, and/oroxidizing the sulfide to sulfate by oxygen or nitrate through an upflow granular sludge bed reactor.40. The method of claim 37 , further comprisingreducing the sulfur or sulfur compound to sulfide through an upflow granular sludge bed reactor, and/oroxidizing the sulfide to sulfate by oxygen or nitrate ...

DENTAL RESTORATIVE COMPOSITE WITH LUMINESCENT CRYSTALS

A dental restorative composite and a method of curing the composite are disclosed in which the composite includes a polymerizable organic resin, a radiation activated initiator having an activation wavelength, an inert filler; and luminescent crystals, wherein the luminescent crystals emit radiation at a predetermined wavelength matching the initiator activation wavelength when the luminescent crystals are irradiated with radiation having a wavelength longer than the activation wavelength, the luminescent crystals being up-converting particles that result in those particles emitting radiation at a wavelength that initiates curing. 1. A dental restorative composite comprising:a polymerizable organic resin;a radiation activated initiator having an activation wavelength;an inert filler; andluminescent crystals, wherein the luminescent crystals emit radiation at a predetermined wavelength matching the initiator activation wavelength when the luminescent crystals are irradiated with radiation having a wavelength longer than the activation wavelength.2. The dental restorative composite of claim 1 , wherein the resin comprises a polymerizable (meth)acrylate.3. The dental restorative composite of claim 2 , wherein the resin comprises a compound selected from the group consisting of 2 claim 2 ,2-bis[4-(2-hydroxy-3-methacryloyloxypropoxy)phenyl] propane claim 2 , 1 claim 2 ,6-bis(2-methacryloxyethoxycarbonylamino)-2 claim 2 ,4 claim 2 ,4-trimethylhexane claim 2 , 2 claim 2 ,2-bis[4-(methacryloyloxy-ethoxy)phenyl] propane (or ethoxylated bisphenol A-dimethacrylate) claim 2 , isopropyl methacrylate claim 2 , triethyleneglycol dimethacrylate claim 2 , diethyleneglycol dimethacrylate claim 2 , tetraethyleneglycol dimethacrylate claim 2 , 3-(acryloyloxy)-2-hydroxypropyl methacrylate claim 2 , 1 claim 2 ,3-propanediol dimethacrylate claim 2 , 1 claim 2 ,6-hexanediol di(meth)acrylate claim 2 , pentaerythritol triacrylate claim 2 , pentaerythritol tetraacrylate claim 2 , ...

DATA READING/WRITING METHOD AND MEMORY DEVICE

A data reading/writing method is provided and includes: determining an active memory lookup table, and a standby memory lookup table; taking a plurality of memory units as a unit, and initializing a memory unit that corresponds to each unit in the active memory lookup table and the standby memory lookup table to a different value; and when a reading operation and a writing operation exist simultaneously, and a value corresponding to a reading address is equal to a value corresponding to a writing address in the active memory lookup table, reading data from an effective single-port memory that is indicated by the reading address and in the active memory lookup table, writing data into a standby single-port memory that is indicated by the writing address and in the standby memory lookup table, and identifying single-port memories where effective data and idle data of the writing address are located. 1. A data reading/writing method , comprising:{'sub': 2', '2, 'according to a capacity size M×W of a to-be-achieved pseudo-dual port/dual-port memory and the number (N+1) of single-port memories, determining a capacity size (M/N)×W of the single-port memories, an active memory lookup table M×┌log(N+1)┐ that is used to indicate an effective single-port memory, and a standby memory lookup table (M/N)×┌log(N+1)┐ that is used to indicate a standby single-port memory, wherein'}M is the depth of the pseudo-dual port/dual-port memory and represents the total number of memory units in the pseudo-dual port/dual-port memory, W is the width of the pseudo-dual port/dual-port memory and represents capacity of each memory unit, and is measured in bits, N is a positive integer, and ┌ ┐ represents rounding up to a nearest integer;taking M/N memory units as a unit, and initializing a memory unit that corresponds to each unit in the active memory lookup table and the standby memory lookup table to a different value, where each different value is used to indicate a different single-port ...

PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING A PRINTED CIRCUIT BOARD

A printed circuit board is disclosed. The printed circuit board includes a solder mask area and at least one chip attachment area. The at least one chip attachment area has an isolation solder mask layer such that the chip attachment area forms a plurality of chip sub-attachment areas to reduce an area of a solder paste smeared on the chip attachment area, and the isolation solder mask layer has at least one hole. 1. A printed circuit board used for setting at least one chip , the printed circuit board comprising a copper foil substrate and at least one hole , wherein the copper foil substrate comprises a surface of the substrate , the surface of the substrate comprising:a solder mask area, which has a main solder mask layer; andat least one chip attachment area, which allows at least one chip to be mounted; the at least one chip attachment area has an isolation solder mask layer used to divide the at least one chip attachment area into a plurality of chip sub-attachment areas; each of the chip sub-attachment areas has a sub-attachment area solder paste layer used to connect to the at least one chip, wherein the at least one hole is located in the isolation solder mask layer.2. The printed circuit board as claimed in claim 1 , wherein the surface of the substrate comprises a plurality of pin areas claim 1 , and each pin area has a pin area solder paste layer.3. The printed circuit board as claimed in claim 1 , wherein the shape of the top view of the isolation solder mask layer is substantially a cross.4. The printed circuit board as claimed in claim 1 , wherein the top view shape of the isolation solder mask layer is substantially a form of intersecting parallel lines.5. The printed circuit board as claimed in claim 2 , wherein the number of the at least one holes is plural claim 2 , and the distances between the holes are substantially equal.6. A method for manufacturing a printed circuit board claim 2 , comprising the following steps:setting at least one hole in ...

SOLID STATE FORMS OF A POTENT HCV INHIBITOR

This invention relates to novel sodium salt forms of the following Compound (1), and methods for the preparation thereof, pharmaceutical compositions thereof, and their use in the treatment of Hepatitis C Viral (HCV) infection: 2. A process for preparing a crystalline sodium salt according to claim 1 , said process comprising the following steps:(a) reacting Compound (1) with an aqueous NaOH solution in a suitable solvent to form a clear solution;(b) adding methyl ethylketone to the mixture obtained in step (a) while heating the mixture to a temperature of about 50-60° C.;(c) optionally, adding Compound (1) sodium salt methyl ethylketone solvate seeds to the mixture obtained in step (b) at about 50° C.;(d) adding additional methyl ethylketone to the mixture obtained in step (b) or (c) at about 50° C.; and(e) cooling the mixture obtained in step (d) to about 25° C., resulting in precipitation of Compound (1) sodium salt crystals.3. A pharmaceutical composition comprising a crystalline sodium salt according to and at least one pharmaceutically acceptable carrier or diluent.5. A pharmaceutical composition according to comprising:(a) about 5 to 60% by weight of Compound (1) crystalline sodium salt;(b) about 1 to 10% by weight surfactant;(c) about 2 to 20% by weight basifier;(d) 0 to about 40% by weight binder;and optionally one or more pharmaceutically acceptable excipients.6. A pharmaceutical composition according to comprising:(a) about 10 to 50% by weight Compound (1) crystalline sodium salt;(b) about 2 to 8% by weight surfactant;(c) about 4 to 16% by weight basifier;(d) about 1 to 25% by weight binder;and optionally one or more pharmaceutically acceptable excipients.7. A pharmaceutical composition according to comprising:(a) about 20 to 50% by weight Compound (1) crystalline sodium salt;(b) about 2 to 6% by weight surfactant;(c) about 4 to 12% by weight basifier; 'and optionally one or more pharmaceutically acceptable excipients.', '(d) about 5 to 20% by weight ...

DIRECT ELECTRONIC MAIL

Techniques are disclosed for enabling improved electronic mail handling in communication networks. For example, a method of handling an electronic mail message in an electronic mail system comprises the following steps. A secure connection is established between a client of a message sender and a server of a message recipient in the electronic mail system. An authentication exchange is employed to verify the identity of the message sender. The message sender deposits an electronic mail message with the server of the message recipient upon successful verification of the identity of the client of the message sender. 1. A method of handling electronic mail messages in an electronic mail system , the method comprising:establishing a secure connection between a client of a message sender and a server of a message recipient in the electronic mail system;participating in an authentication exchange to verify the identity of the client of the message sender; andupon successful verification of the identity of the client of the message sender, the client of the message sender depositing an electronic mail message with the server of the message recipient.2. The method of claim 1 , further comprising receiving claim 1 , at the client of the message sender claim 1 , an acknowledgment that the electronic mail message has been delivered to the server of the message recipient.3. The method of claim 1 , further comprising the client of the message sender obtaining an address to which the electronic mail message is to be delivered.4. The method of claim 3 , wherein the client of the message sender obtains the delivery address from a domain name server.5. The method of claim 1 , wherein the authentication exchange also involves an identity provider.6. The method of claim 1 , wherein the authentication exchange is performed in accordance with an identity federation protocol.7. The method of claim 1 , wherein the authentication exchange is performed in accordance with an open standard ...

PROCESS FOR THE PREPARATION OF AN HIV INTEGRASE INHIBITOR

The present invention is directed to an improved process for the preparation of Compounds of Formula (I), which are useful in the treatment of HIV infection. In particular, the present invention is directed to an improved process for the preparation of (2S)-2-tert-butoxy-2-(4-(2,3-dihydropyrano[4,3,2-de]quinolin-7-yl)-2-methylquinolin-3-yl)acetic acid, which is useful in the treatment of HIV infection. 2. The process according to claim 1 , wherein the palladium catalyst or precatalyst is [Pd(allyl)Cl].5. The process according to claim 1 , wherein the chiral alcohol F1 is converted to tert-butyl ether G1 using trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate as source tert-butyl cation.7. The process according to claim 6 , wherein the palladium catalyst or precatalyst is [Pd(allyl)Cl].10. The process according to claim 6 , wherein the chiral alcohol F1 is converted to tert-butyl ether G1 with trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate.12. The process according to claim 11 , wherein the palladium catalyst or precatalyst is [Pd(allyl)Cl].13. The process according to claim 11 , wherein the chiral alcohol F is converted to tert-butyl ether G with trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate.15. The process according to claim 14 , wherein the palladium catalyst or precatalyst is [Pd(allyl)Cl].17. The process according to claim 14 , wherein the chiral alcohol F is converted to tert-butyl ether G with trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate.18. The process according to claim 4 , wherein the halide X in compound O is converted to the corresponding boronic acid P claim 4 , in the presence of toluene.20. The process according to claim 9 , wherein the halide X in compound O is converted to the corresponding boronic acid P claim 9 , in the presence of toluene. This application claims the benefit under 35 U.S.C. §119(e) of U.S. Provisional Patent ...

PROCESS FOR THE PREPARATION OF AN HIV INTEGRASE INHIBITOR

The present invention is directed to an improved process for the preparation of Compounds of Formula (I) or salts thereof which are useful in the treatment of HIV infection. In particular, the present invention is directed to an improved process for the preparation of (2S)-2-tert-butoxy-2-(4-(2,3-dihydropyrano[4,3,2-de]quinolin-7-yl)-2-methylquinolin-3-yl)acetic acid or salt thereof which is useful in the treatment of HIV infection. 5. The process according to claim 1 , wherein the chiral alcohol F1 is converted to tert-butyl ether G1 using trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate as source tert-butyl cation.7. The process according to claim 6 , wherein the palladium catalyst or precatalyst is tris(dibenzylideneacetone)dipalladium(0).11. The process according to claim 6 , wherein the chiral alcohol F1 is converted to tert-butyl ether G1 with trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate.14. The process according to claim 12 , wherein the chiral alcohol F is converted to tert-butyl ether G with trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate.16. The process according to claim 15 , wherein the palladium catalyst or precatalyst is tris(dibenzylideneacetone)dipalladium(0).18. The process according to claim 15 , wherein the chiral alcohol F is converted to tert-butyl ether G with trifluoromethanesulfonimide as the catalyst and t-butyl-trichloroacetimidate.19. The process according to claim 4 , wherein the halide X in compound O is converted to the corresponding boronic acid P claim 4 , in the presence of toluene.21. The process according to claim 9 , wherein the halide X in compound O is converted to the corresponding boronic acid P claim 9 , in the presence of toluene. This application is a continuation of International PCT Patent Application No. PCT/US2012/032027, filed Apr. 3, 2012, now pending, which claims the benefit under 35 U.S.C. §119(e) of U.S. Provisional Patent ...

METHODOLOGY AND STRUCTURE FOR FIELD PLATE DESIGN

The present disclosure, in some embodiments, relates to a method of forming an integrated chip. The method may be performed by forming a source region and a drain region within a substrate. A gate structure is formed over the substrate and between the source region and the drain region. One or more dielectric layers are formed over the gate structure, and a first inter-level dielectric (ILD) layer is formed over the one or more dielectric layers. The first ILD layer laterally surrounds the gate structure. The first ILD layer is etched to define contact openings and a field plate opening. The contact openings and the field plate opening are filled with a conductive material. 1. A method of forming an integrated chip , comprising:forming a source region and a drain region within a substrate;forming a gate structure over the substrate and between the source region and the drain region;forming one or more dielectric layers over the gate structure;forming a first inter-level dielectric (ILD) layer over the one or more dielectric layers, wherein the first ILD layer laterally surrounds the gate structure;etching the first ILD layer to define contact openings and a field plate opening; andfilling the contact openings and the field plate opening with a first conductive material.2. The method of claim 1 , further comprising:performing a first planarization process along a top of the first ILD layer, wherein the first planarization process removes excess of the first conductive material from over the first ILD layer.3. The method of claim 1 , wherein the contact openings and the field plate opening are concurrently defined.4. The method of claim 1 , wherein the field plate opening is defined by sidewalls of the first ILD layer and a horizontally extending surface of the one or more dielectric layers.5. The method of claim 1 , wherein the contact openings extend below the field plate opening.6. The method of claim 1 , further comprising:filling the field plate opening with a ...

COMPOSITE ETCH STOP LAYER FOR CONTACT FIELD PLATE ETCHING

The present disclosure, in some embodiments, relates to a method of forming an integrated chip. The method may be performed by forming a gate structure over a substrate and between a source region and a drain region. A composite etch stop structure is formed over the gate structure and a first inter-level dielectric (ILD) layer is formed over the composite etch stop structure. The composite etch stop structure has a plurality of stacked dielectric materials. The first ILD layer is etched to concurrently define contact openings extending to the substrate and a field plate opening extending to the composite etch stop structure. The contact openings and the field plate opening are concurrently filled with one or more conductive materials. 1. A method of forming an integrated chip , comprising:forming a gate structure over a substrate and between a source region and a drain region;forming a composite etch stop structure over the gate structure, wherein the composite etch stop structure comprises a plurality of stacked dielectric materials;forming a first inter-level dielectric (ILD) layer over the composite etch stop structure;etching the first ILD layer to concurrently define contact openings extending to the substrate and a field plate opening extending to the composite etch stop structure; andconcurrently filling the contact openings and the field plate opening with one or more conductive materials.2. The method of claim 1 , further comprising:forming a dielectric layer vertically over the gate structure and laterally between the gate structure and the drain region, wherein the dielectric layer separates the gate structure from the composite etch stop structure.3. The method of claim 2 , further comprising:forming a composite etch stop material over a dielectric material;forming a masking layer over the composite etch stop material; andetching the composite etch stop material and the dielectric material according to the masking layer to define the composite etch stop ...

HYBRID NETWORK MANAGEMENT

Method and systems for controlling a hybrid network having software-defined network (SDN) switches and legacy switches include initializing a hybrid network topology by retrieving information on a physical and virtual infrastructure of the hybrid network; generating a path between two nodes on the hybrid network based on the physical and virtual infrastructure of the hybrid network; generating a virtual local area network by issuing remote procedure call instructions to legacy switches in accordance with a network configuration request; and generating an SDN network slice by issuing SDN commands to SDN switches in accordance with the network configuration request. 1. A hybrid network controller that controls a network comprising software-defined network (SDN) switches and legacy switches , comprising:a user interface configured to display network information and to receive high-level network management commands;an SDN controller configured to communicate with the SDN switches to update and manage the SDN switches;a remote procedure call (RPC) manager configured to communicate with the legacy switches to update configuration and rules in the legacy switches; anda hybrid manager configured to a route between two communicating nodes in the network based on a network topology, to calculate legacy switches and SDN switches in the route to update, and to create a connection and network isolation using the RPC manager and SDN switch configuration.2. The hybrid network of claim 1 , wherein the hybrid manager is further configured to provide virtualization in SDN switches using network slices.3. The hybrid network of claim 1 , wherein the hybrid manager is further configured to provide virtualization in legacy switches using virtual local area networks.4. The hybrid network of claim 1 , wherein the hybrid manager is further configured to encapsulate a virtual local area network inside an SDN slice claim 1 , such that the virtual local area network is implemented on the ...

METHODS OF MAKING DIASTEREOMERIC ORGANIC COMPOUNDS

Disclosed is a process for making diastereomeric compound of the formula (I): wherein m, n and Rto Rare as defined herein. The process of the invention provides the compound of formula (I) in high yield and substantially free of the corresponding diastereomers. The compounds of formula (I) prepared by the process of the invention are useful for making pharmaceutically active compounds such as 11-β-hydroxysteroid hydrogenase type 1 (11-β-HSD1) inhibitors. 2. The method of claim 1 , wherein Ris bromo; and Ris —(C-C)alkyl.3. The method of claim 1 , wherein m and n are each 0.4. The method of claim 1 , wherein Ris methyl.5. The method of claim 1 , wherein Ris phenyl.6. The method of claim 1 , wherein Ris oxodihydropyrid-4-yl; and wherein said nitrogen atom of said oxodihydropyrid-4-yl is substituted by methyl or cyclohexyl.8. The compound of claim 7 , wherein Ris bromo; Ris —(C-C)alkyl; Ris phenyl; and m and n are each 0.9. The compound of claim 8 , wherein Ris methyl. This application relates to methods of making diastereomers of 1,3-disubstituted oxazinan-2-ones. The process of the invention provides the diastereomers in high yield and substantially free of the corresponding enantiomers. The compounds prepared by the process of the invention can be used to prepare pharmaceutically active compounds such as 11-β-hydroxysteroid hydrogenase type 1 (11-β-HSD1) inhibitors.1,3-disubstituted derivatives of oxazinan-2-ones are reportedly useful as inhibitors of 11-β-hydroxysteroid hydrogenase type 1 (“11-β-HSD1”) and for treatment of disorders to associated 11β-HSD1 activity including, for example, diabetes mellitus (e.g., type II diabetes), obesity, symptoms of metabolic syndrome, glucose intolerance, hyperglycemica (see, e.g., WO/2009/134400).The oxazinan-2-one 11-β-HSD1 inhibitors can be prepared, for example, by methods described in WO/2009/134400 and WO/2010/010150. In one method, a compound of formula (A) is allowed to react with an appropriate Grignard reagent RMgBr to ...

Virtualized Application Performance Through Disabling of Unnecessary Functions

Improved virtualized application performance is provided through disabling of unnecessary functions, such as unnecessary encryption and decryption operations. An example method performed by a hypervisor includes the steps of obtaining a request to one or more of encrypt and decrypt a communication between a first virtual machine and a second virtual machine; determining if the first and second virtual machines execute on a same host as the hypervisor (e.g., by evaluating a context of the communication); and processing the communication without encrypting or decrypting the communication if the first and second virtual machines execute on the same host. Lawful Interception is performed by forwarding an unencrypted version of the communication to an authorized agency. When the communication traverses a switch and/or a router between the first virtual machine and the second virtual machine, an unencrypted version of the communication is placed in a queue within a buffer and a random value and/or an all-zero value is returned to a caller. 1. A method , comprising:obtaining a request to one or more of encrypt and decrypt a communication between a first virtual machine and a second virtual machine;determining if said first and second virtual machines execute on a same host as a hypervisor that implements said method; andprocessing said communication without encrypting or decrypting said communication if said first and second virtual machines execute on said same host.2. The method of claim 1 , wherein said step of determining if said first and second virtual machines execute on said same host comprises evaluating a context of said communication.3. The method of claim 1 , wherein said context is one or more of created claim 1 , adjusted and deleted based on an instruction from one or more of an operations support system and a cloud orchestration management system.4. The method of claim 1 , further comprising the step of storing said communication in a buffer of said ...

FABRICATION METHOD OF SEMICONDUCTOR PACKAGE

A semiconductor package is provided, which includes: a circuit structure having a first bottom surface and a first top surface opposite to the first bottom surface; at least a semiconductor element disposed on the first top surface of the circuit structure and electrically connected to the circuit structure; an encapsulant formed on the first top surface of the circuit structure to encapsulate the semiconductor element, wherein the encapsulant has a second bottom surface facing the first top surface of the circuit structure and a second top surface opposite to the second bottom surface; and a strengthening layer formed on the second top surface of the encapsulant, or formed between the circuit structure and the encapsulant, or formed on the first bottom surface of the circuit structure, thereby effectively preventing the encapsulant from warping and the semiconductor element from cracking. 116-. (canceled)17. A method for fabricating a semiconductor package , comprising the steps of:providing a circuit structure having a first bottom surface and a first top surface opposite to the first bottom surface;disposing at least a semiconductor element on the first top surface of the circuit structure, wherein the semiconductor element is electrically connected to the circuit structure;forming an encapsulant on the first top surface of the circuit structure to encapsulate the semiconductor element, wherein the encapsulant has a second bottom surface facing the first top surface of the circuit structure and a second top surface opposite to the second bottom surface;thinning the encapsulant from the second top surface thereof; andforming a strengthening layer on the second top surface of the encapsulant.18. The method of claim 17 , wherein the circuit structure comprises at least a dielectric layer claim 17 , a plurality of conductive vias formed in the dielectric layer claim 17 , and at least a circuit layer formed on the dielectric layer and electrically connected to the ...

Organic Light-Emitting Diode Displays with Reflectors

A display may have an array of pixels formed from organic light-emitting diodes and thin-film transistor circuitry. Each pixel may include organic layers interposed between an anode and a cathode. The organic layers may emit out-coupled light that escapes the display and waveguided light that is waveguided within the organic layers. A reflector may be placed at the edge of the organic layers to reflect the waveguided light out of the display. The reflector may be located within a pixel definition layer and may be formed from metal or may be formed from one or more interfaces between high-refractive-index material and low-refractive-index material, The reflector may be formed from an extended portion of the pixel anode. The reflector may be formed from light-reflecting particles that are suspended in the pixel definition layer. 1. An organic light-emitting diode display , comprising:a substrate;first and second light-emitting diodes on the substrate;a pixel definition layer between the first and second light-emitting diodes; anda reflector within the pixel definition layer.2. The organic light-emitting diode display defined in wherein the first and second light-emitting diodes each comprise organic layers interposed between an anode and a cathode claim 1 , and wherein the reflector reflects light from the organic layers out of the display.3. The organic light-emitting diode display defined in wherein the reflector is formed from an angled portion of the anode of the first light-emitting diode.4. The organic light-emitting diode display defined in wherein the reflector comprises metal.5. The organic light-emitting diode display defined in wherein the reflector surrounds the first light-emitting diode.6. The organic light-emitting diode display defined in further comprising an additional reflector in the pixel definition layer.7. The organic light-emitting diode display defined in wherein the additional reflector surrounds the second light-emitting diode.8. The organic ...

FIELD PLATE STRUCTURE FOR HIGH VOLTAGE DEVICE

Various embodiments of the present disclosure are directed towards a method for forming an integrated chip. The method includes forming a source region and a drain region within a substrate. A drift region is formed within the substrate such that the drift region is disposed laterally between the source region and the drain region. A first gate structure is formed over the drift region. An inter-level dielectric (ILD) layer is formed over the first gate structure. The ILD layers is patterned to define a field plate opening. A first field plate layer, a second field plate layer, and a third field plate layer are formed within the field plate opening. 1. A method for forming an integrated chip , comprising:forming a source region and a drain region within a substrate;forming a drift region within the substrate such that the drift region is disposed laterally between the source region and the drain region;forming a first gate structure over the drift region;forming an inter-level dielectric (ILD) layer over the first gate structure;patterning the ILD layer to define a field plate opening; andforming a first field plate layer, a second field plate layer, and a third field plate layer within the field plate opening.2. The method of claim 1 , further comprising:performing a planarization process along a top surface of the ILD layer, wherein the planarization process removes excess of the first, second, and third field plate layers over the ILD layer, thereby defining a field plate.3. The method of claim 1 , wherein the first field plate layer contacts sidewalls of the ILD layer that define the field plate opening claim 1 , the second field plate layer is disposed between opposing sidewalls of the first field plate layer claim 1 , and the third field plate layer is disposed between opposing sidewalls of the second field plate layer.4. The method of claim 3 , wherein the first and second field plate layers are respectively U-shaped such that the first field plate layer cups ...

METHODS AND COMPOSITIONS TO STABILIZE A NANOGEL AND DENTAL COMPOSITIONS THEREFROM

The present disclosure relates to methods and compositions to stabilize a nanogel and use of such nanogel as additives in dental compositions. 1. A dental composition comprising a nanogel formed by a process comprising the steps of: (i) at least one comonomer having one ethylenically unsaturated group,', '(ii) at least one of a comonomer having two ethylenically unsaturated group and at least one comonomer having at least three ethylenically unsaturated groups,', '(iii) at least one chain transfer agent, and', '(iv) an initiator;, '(a) polymerizing by a thermal polymerization a mixture comprising'}at a reaction temperature to obtain a nanogel solution; and(b) terminating the polymerization by lowering the reaction temperature and quenching the nanogel solution with a radical scavenger.2. The dental composition according to claim 1 , wherein the mixture further comprises a solvent.3. The dental composition according to claim 1 , wherein radical scavenger is present in at least 0.1% wt/wt based on total weight of comonomers in the mixture.4. The dental composition according to claim 1 , wherein the radical scavenger in step (b) is TEMPO claim 1 , substituted TEMPO claim 1 , polychlorinated triphenylmethyl radicals claim 1 , phenalenyls claim 1 , cyclopentadienyls claim 1 , other carbon centered radicals claim 1 , a nitroxide radical claim 1 , di-tert-alkyliminoxyls claim 1 , delocalized radicals containing a hydrazyl unit claim 1 , metal-coordinated phenoxy radicals claim 1 , stable radicals containing a thiazyl unit or stable radicals of a heavy p-block elements.5. The dental composition according to claim 4 , wherein the radical scavenger is TEMPO.6. The dental composition according to claim 1 , wherein the comonomer having one ethylenically unsaturated group is selected from the group consisting of C-Calkyl(meth)acrylates claim 1 , a hydroxyl alkyl(meth)acrylates claim 1 , allyl ethers claim 1 , an aromatic (meth)acrylates claim 1 , vinylether claim 1 , vinylester ...

METHOD OF DIAGNOSING OPTICAL INHOMOGENEITY OF A VOLUME SCATTERING OBJECT AND A DENTAL TOOL

A method of diagnosing optical inhomogeneity of a volume scattering object is provided. The method includes the steps of providing a substance coated with phosphorous materials, adapting the substrate to a surface of a volume scattering object to be diagnosed, and trans-illuminating the volume scattering object with radiation. A dental tool including a substrate is also provided. The substrate includes a transparent flexible film or metallic foil with an applied coating of upconversion phosphors, afterglow particles or both. 1. A dental tool comprising:a substrate comprising a transparent flexible film or metallic foil, the substrate having applied thereon a coating comprising upconversion phosphors, afterglow phosphorous particles, or combinations thereof.2. The dental tool of claim 1 , further comprising an opposing second transparent flexible film overlying the coating.3. The dental tool of claim 1 , wherein the coating comprises upconversion phosphors claim 1 , the upconversion phosphors comprising an inorganic host lattice doped with a rare earth ion.4. The dental tool of claim 3 , wherein the inorganic host is selected from the group consisting of lanthanide fluorides claim 3 , oxysulfides claim 3 , fluorides claim 3 , oxide hosts claim 3 , a ytterbium fluoride salt claim 3 , a yttrium fluoride salt claim 3 , lutetium oxide claim 3 , and yttrium oxide.5. The dental tool of claim 3 , wherein the inorganic host lattice is doped or co-doped with one or more trivalent rare earth ions.6. The dental tool of claim 5 , wherein the trivalent rare earth ions are selected from the group consisting of ytterbium (Yb) claim 5 , lutetium (Lu) claim 5 , thulium (Tm) claim 5 , terbium (Tb) claim 5 , erbium (Er) claim 5 , praseodymium (Pr) claim 5 , scandium (Sc) claim 5 , yttrium (Y) and combinations thereof.7. The dental tool of claim 3 , wherein the upconversion phosphors emit radiation having a wavelength of 495 nm or less.8. The dental tool of claim 1 , wherein the coating ...

DETECTION DEVICE

A detection device includes a frame, a transport mechanism, detection mechanisms, and a grasping mechanism. The transport mechanism includes a feeding line, a first flow line, and a second flow line arranged in parallel on the frame. The detection mechanisms are arranged on the frame and located on two sides of the transport mechanism. The grasping mechanism is arranged on the frame and used to transport workpieces on the feeding line to the detection mechanisms, transport qualified workpieces to the first flow line, and transport unqualified workpieces to the second flow line. 1. A detection device comprising:a frame;a transport mechanism comprising a feeding line, a first flow line, and a second flow line arranged in parallel on the frame;a plurality of detection mechanisms arranged on the frame and located on two sides of the transport mechanism; anda grasping mechanism arranged on the frame and configured to transport workpieces on the feeding line to the plurality of detection mechanisms, and transport qualified workpieces to the first flow line, and transport unqualified workpieces to the second flow line.2. The detection device of claim 1 , wherein:the feeding line comprises a primary feeding assembly, a plurality of secondary feeding assemblies, and a stopping assembly;the primary feeding assembly is fixed on the frame;the plurality of secondary feeding assemblies is sequentially arranged on the frame, and one end of the secondary feeding assembly adjacent to the primary feeding assembly is coupled to the primary feeding assembly; andthe stopping assembly is arranged in each of the secondary feeding assemblies and configured to stop the workpiece at a designated position.3. The detection device of claim 2 , wherein:the primary feeding assembly comprises a mounting member, a limiting member, a first motor, a first conveying member, and a positioning member;the mounting member is fixed on the frame;the limiting member is fixed on the mounting member;the first ...

CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF

A circuit board includes a circuit board plate, a conductive ring, a solder mask and at least one insulating pad. The circuit board plate includes a surface and a conductive through hole passing through the surface and the circuit board plate, wherein the conductive through hole have a conductive layer disposed on a wall thereof. The conductive ring on the surface surrounds an opening of the conductive through hole on the surface and electrically connects to the conductive layer. The solder mask is disposed on the surface. The conductive ring is exposed outside of the solder mask. The insulating pad has a thickness. The first surface of the insulating pad is adapted to contact the solder mask or the surface and sited at periphery of the conductive ring. The second surface of the insulating pad is adapted for spacing a distance between a solder coating tool and the solder mask. 1. A circuit board , comprising:a circuit board plate comprising a surface and a conductive through hole passing through the surface and the circuit board plate, wherein the conductive through hole have a conductive layer disposed on a wall thereof;a conductive ring disposed on the surface, wherein the conductive ring surrounds an opening of the conductive through hole located on the surface and electrically connects to the conductive layer;a solder mask disposed on the surface, wherein the conductive ring is exposed outside of the solder mask; andat least one insulating pad comprising a first surface and a second surface opposite to each other and having a thickness, wherein the first surface is adapted to contact the solder mask or the surface of the circuit board plate and sited at periphery of the conductive ring, the second surface is adapted to contact a solder coating tool when the solder coating tool is covered on the circuit board thereby spacing a distance between the solder coating tool and the solder mask.2. The circuit board of claim 1 , wherein the at least one insulating pad is ...

SENSING APPARATUS AND THE PIXEL STRUCTURE THEREOF

A pixel structure includes a first photoelectric conversion layer, a second photoelectric conversion layer, a blocking layer, a first electronic element layer and a second electronic element layer. The first photoelectric conversion layer converts a first energy portion of an X-ray into a first electrical signal and the second photoelectric conversion converts a second energy portion thereof into a second electrical signal. The blocking layer is disposed between the first and second photoelectric conversion layers to filter out partial ray with a portion of the frequency range of the X-ray. The first electronic element layer is disposed between the first photoelectric conversion layer and the blocking layer to enable the first photoelectric conversion layer and receive the first electrical signal; the second electronic element layer is disposed between the second photoelectric conversion layer and the blocking layer to enable the second photoelectric conversion layer and receive the second electrical signal. 1. A pixel structure of sensing apparatus comprising:a first scan line;a second scan line;a reading line;a first sensing unit, coupled between the first scan line and a bias and coupled between the reading line and the bias, wherein the first sensing unit is for sensing a first energy of the X-ray with a first frequency range, and the first sensing unit outputs a first reading signal corresponding to the first energy to the reading line in response to a first scan signal on the first scan line; anda second sensing unit, coupled between the second scan line and the bias and between the reading line and the bias, wherein the second sensing unit is for sensing a second energy of the X-ray with a second frequency range, and the second sensing unit outputs a second reading signal corresponding to the second energy to the reading line in response to a second scan signal on the second scan line, wherein the first scan signal and the second scan signal respectively ...

Link management method and physical device

This application provides a link management method. The physical device includes a first memory that stores a tail pointer of a link and a second memory that stores a head pointer of the link, and the physical device supports one time of enqueue processing and one time of dequeue processing in one clock cycle. The method includes: when a first link is not empty before the enqueue processing, modifying, by the physical device, a first tail pointer that is of the first link and that is in the first memory; and when a second link is not empty after the dequeue processing, modifying, by the physical device, a second head pointer that is of the second link and that is in the second memory.

PROCESS FOR ASYMETRIC METHYLALLYLATION IN THE PRESENCE OF A 2,2'-SUBSTITUTED 1,1'-BI -2-NAPHTHOL CATALYST

Disclosed are a process and catalysts useful for carrying out asymmetric methlyallylations. The catalysts used in the invention have the formula (IV): wherein X, X, Rand Rare as defined herein. Compounds made by the process of the invention can be used to prepare pharmaceutically active compounds such as 11-β-hydroxysteroid hydrogenase type 1 (11-β-HSD1) inhibitors including 1,3-disubstituted oxazinan-2-ones. 2. The process of claim 1 , wherein each Ris independently selected from —(C-C)alkyl claim 1 , —O(C-C)alkyl claim 1 , and —(C-C)cycloalkyl.3. The process of claim 1 , wherein m is 0.4. The process of claim 1 , wherein Ris selected from chloro claim 1 , bromo claim 1 , iodo.5. The process of claim 1 , wherein Ris chloro.6. The process of claim 1 , wherein Xand Xare the same.7. The process of claim 1 , wherein Xand Xare each fluoro.8. The process of claim 1 , wherein m is 0; Ris selected from chloro or bromo; and Xand Xare each fluoro.9. The process of claim 8 , wherein Rand Rare both absent.10. The process of claim 1 , wherein m is 0; Ris selected from chloro or bromo; and Xand Xare each chloro.11. The process of claim 1 , wherein m is 0; Ris selected from chloro or bromo; and Xand Xare each bromo.12. The process according to claim 1 , wherein the tertiary alcohol is t-amyl alcohol or t-butyl alcohol.14. The compound of claim 13 , wherein compound of formula (IVa) wherein Rand Rare each absent. This application relates to a process and catalysts useful for carrying out asymmetric methlyallylations. Compounds made by the process of the invention can be used to prepare pharmaceutically active compounds such as 11-β-hydroxysteroid hydrogenase type 1 (11-β-HSD1) inhibitors, particularly 1,3-disubstituted oxazinan-2-ones.1,3-disubstituted derivatives of oxazinan-2-ones are reportedly useful as inhibitors of 11-β-hydroxysteroid hydrogenase type 1 (“11-β-HSD1”) and for treatment of disorders associated with 11β-HSD1 activity including, for example, diabetes mellitus (e ...

COMPOSITE ETCH STOP LAYER FOR CONTACT FIELD PLATE ETCHING

The present disclosure relates to an integrated chip. In some embodiments, the integrated chip has a gate structure disposed over a substrate between source and drain regions and a dielectric layer laterally extending from over the gate structure to between the gate structure and the drain region. A composite etch stop layer having a plurality of different dielectric materials is stacked over the dielectric layer. A contact etch stop layer directly contacts an upper surface and sidewalls of the composite etch stop layer. A field plate is laterally surrounded by a first inter-level dielectric (ILD) layer and vertically extends from a top of the first ILD layer, through the contact etch stop layer, and into the composite etch stop layer. 1. An integrated chip , comprising:a gate structure disposed over a substrate between a source region and a drain region;a dielectric layer laterally extending from over the gate structure to between the gate structure and the drain region;a composite etch stop layer comprising a plurality of different dielectric materials stacked over the dielectric layer;a contact etch stop layer directly contacting an upper surface and sidewalls of the composite etch stop layer; anda field plate laterally surrounded by a first inter-level dielectric (ILD) layer and vertically extending from a top of the first ILD layer, through the contact etch stop layer, and into the composite etch stop layer.2. The integrated chip of claim 1 , wherein the composite etch stop layer comprises a first dielectric material and a second dielectric material contacting an upper surface of the first dielectric material.3. The integrated chip of claim 2 , wherein the field plate vertically extends through the second dielectric material and is laterally separated from the gate structure by the second dielectric material.4. The integrated chip of claim 2 , wherein the first dielectric material comprises silicon nitride and the second dielectric material comprises silicon ...

DENTAL COMPOSITE COMPOSITIONS FOR REDUCED STRESS SHRINKAGE

A dental composite composition is disclosed that includes a polymerizable resin, filler particles, and at least one polymerizable stable radical. A variety of polymerizable stable radicals may be employed, including those that have a 2,2,6,6-tetramethylpiperidinyl-1-oxyl moiety. Compositions as described herein exhibit excellent mechanical strength, hardness, and flexural modulus, while also significantly decreasing shrinkage stress caused by polymerization. 1. A dental composite composition comprising a polymerizable resin , filler particles , and at least one polymerizable stable radical.2. The dental composite composition of claim 1 , wherein the polymerizable stable radical is selected from the group consisting of phenothiazine claim 1 , 2 claim 1 ,2-diphenyl-1-picrylhydrazyl radicals claim 1 , galvinoxyl radicals claim 1 , triphenylmethyl radicals claim 1 , and (meth)acrylate substituted or unsubstituted 2 claim 1 ,2 claim 1 ,6 claim 1 ,6-tetramethylpiperidinyl-1-oxyl radicals claim 1 , and combinations thereof.4. The dental composite composition of claim 3 , wherein Y claim 3 , Y claim 3 , and Yare independently (CH); (CHCHO); or (CHCHCHO) claim 3 , with n=0-20.5. The dental composite composition of claim 3 , wherein Z claim 3 , independently claim 3 , is vinyl claim 3 , acrylamide claim 3 , methacrylamide claim 3 , acrylate claim 3 , or methacrylate.7. The dental composite composition of claim 3 , wherein the polymerizable stable radical comprises N claim 3 ,N-Bis-(3-oxa-4-oxo-6-methacryloyloxyhexyl)-4-amino-2 claim 3 ,2 claim 3 ,6 claim 3 ,6 tetramethylpiperdin-1-oxyl radical.8. The dental composite composition of claim 3 , wherein the polymerizable stable radical is present from about 0.005 percent by weight to about 5 percent by weight of the dental composite composition.9. The dental composite composition of claim 3 , wherein the polymerizable stable radical is present from about 0.015 percent by weight to about 3 percent by weight of the dental composite ...

Power Tool

An oscillating power tool, including: a housing; an output shaft for installing a working head, the output shaft being installed in the housing and extending out of the housing; a transmission mechanism, installed in the housing, and the transmission mechanism being connected to the output shaft; and a motor, installed in the housing, the motor being connected to the transmission mechanism and driving the transmission mechanism to drive the output shaft to move, where an outer diameter of the motor is in a range of 40 mm to 50 mm. 1. An oscillating power tool , comprising:a housing;an output shaft for installing a working head, the output shaft being installed in the housing and extending out of the housing;a transmission mechanism being configured to be installed in the housing and to be connected to the output shaft; anda motor being installed in the housing, and the mater comprising: a stator; a rotor, rotatable relative to the stator; and an armature shaft being fixedly connected to the rotor, and wherein the armature shaft is connected to the transmission mechanism, and the transmission mechanism converts rotation of the armature shaft into reciprocation of the output shaft around an axis per se, wherein an outer diameter of the motor is in a range of 40 mm to 50 mm.2. The oscillating power tool according to claim 1 , wherein a no-load rotation speed of the motor is greater than 20000 revolutions/minute claim 1 , and a ratio of output power of the motor to a volume of the motor is greater than 2 W/cm.3. The oscillating power tool according to claim 2 , wherein the housing is provided with a gripping portion claim 2 , and a peripheral perimeter of the gripping portion ranges from 150 mm to 200 mm.4. The oscillating power tool according to claim 3 , wherein a ratio of the output power of the motor to a peripheral perimeter of the gripping portion is greater than 0.95 W/mm.5. The oscillating power tool according to claim 1 , wherein a no-load rotation speed of the ...

IMAGING SYSTEM

An imaging system used for material discrimination of an objet is provided. The imaging system includes an X-ray source and an imaging sensor. The X-ray source generates multienergy polychromatic X-ray, wherein there is an integral-multiple relationship between the multi-energy-band of the X-ray. The object is placed between the X-ray source and the imaging sensor. The X-ray is transmitted toward and imaged by the imaging sensor through the object. An imaging multi-energy-band of the imaging sensor corresponds to the multi-energy-band of the X-ray. 1. An imaging system , adapted to be used for material discrimination of an object , the imaging system comprising:an X-ray source, generating a multienergy polychromatic X-ray, wherein there is an integral multiple relationship between multienergy bands of the X-ray; anda sensor, the object disposed between the X-ray source and the sensor, wherein the X-ray is transmitted toward and detected by the sensor through irradiating the object, and multienergy bands of the sensor correspond to the multienergy bands of the X-ray.2. The imaging system as claimed in claim 1 , wherein a full width at half maximum of each multienergy band of the X-ray is less than or equal to 30%.3. The imaging system as claimed in claim 1 , wherein the X-ray source comprises:a body, having an opening;an electron gun, adapted to emit an electron beam; anda target, being a composite material target, disposed in the body and near to the opening, wherein the electron beam emitted by the electron gun impinges onto the target, so that the X-ray irradiates out through the opening of the body,wherein the target comprises at least two different materials, and the materials are selected in order that an integral multiple relation exists between the multienergy bands of the X-ray which is generated by the electron beam impinging onto the target.4. The imaging system as claimed in claim 3 , wherein the electron gun is disposed in the body and opposite to the ...

Stabilized rice aleurone and preparation method thereof

The disclosure discloses stabilized rice aleurone and a preparation method thereof, and belongs to the technical field of food processing. The disclosure uses the technology of classifying a rice aleurone layer by a tangential injection airflow impeller classifier combined with an ultrasonic vibrating screen for the first time, and simultaneously uses steam treatment coupled with thermal enzyme inactivation by drum drying as a stabilization method to prepare the stabilized rice aleurone for the first time. The drum drying equipment in the method of the disclosure realizes the two purposes of enzyme inactivation and drying, and the method of the disclosure has short process flow, simple equipment, high utilization rate, small floor space, low investment, low energy consumption and no pollution, and is suitable for industrial promotion. The obtained stabilized rice aleurone has a lipase inactivation rate of 85% or more, a peroxidase inactivation rate of 100%, a low fatty acid value, and a storage period of 12 months or more at room temperature. The product has good taste and no change in color, and can be used in industrial production and food applications. At the same time, the stabilized rice aleurone also has the characteristic of high nutritional value, is rich in functional ingredients, and can be used as a raw material for functional food development. 1. A method for preparing rice aleurone , comprising the following steps:(1) extraction of rice aleurone: after rice hulling and mechanical rice milling of paddy, obtaining rice and rice bran; classifying the rice bran into an aleurone component and a non-aleurone component by an air classifier, and further sieving and classifying the aleurone component to obtain crude rice aleurone;(2) mixing the crude rice aleurone obtained in step (1) with water, and then carrying out a steam treatment;(3) beating the crude rice aleurone after the steam treatment with water to obtain a rice aleurone slurry; and(4) adding the ...

CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF

A circuit board includes a circuit board plate, a conductive ring, a solder mask and at least one insulating pad. The circuit board plate includes a surface and a conductive through hole passing through the surface and the circuit board plate, wherein the conductive through hole have a conductive layer disposed on a wall thereof. The conductive ring on the surface surrounds an opening of the conductive through hole on the surface and electrically connects to the conductive layer. The solder mask is disposed on the surface. The conductive ring is exposed outside of the solder mask. The insulating pad has a thickness. The first surface of the insulating pad is adapted to contact the solder mask or the surface and sited at periphery of the conductive ring. The second surface of the insulating pad is adapted for spacing a distance between a solder coating tool and the solder mask. 1. A circuit board , comprising:a circuit board plate comprising a surface and a conductive through hole passing through the surface and the circuit board plate, wherein the conductive through hole have a conductive layer disposed on a wall thereof;a conductive ring disposed on the surface, wherein the conductive ring surrounds an opening of the conductive through hole located on the surface and electrically connects to the conductive layer;a solder mask disposed on the surface, wherein the conductive ring is exposed outside of the solder mask; andat least one insulating pad comprising a first surface and a second surface opposite to each other and having a thickness, wherein the first surface is adapted to contact the solder mask or the surface of the circuit board plate and sited at periphery of the conductive ring, the second surface is adapted to contact a solder coating tool when the solder coating tool is covered on the circuit board thereby spacing a distance between the solder coating tool and the solder mask, wherein the at least one insulating pad is a closed ring, the conductive ...

Steering Yoke Cutting Equipment with Automatic Transporting System

A steering yoke cutting equipment with automatic transporting system which comprising a blanking press machine for cutting the yoke, a yoke input mechanism, intermediate transporting mechanism and a yoke output mechanism. The intermediate transporting mechanism which comprising a guide track, two sliding pieces slidably mounted the guide track, sliding piece cylinder, two sets of mechanical hands respectively fix mounted on the two sliding pieces; the yoke input mechanism and the yoke output mechanism are respectively arranged at two end of the intermediate transporting mechanism. 1. A steering yoke cutting equipment with automatic transporting system which comprising: a first type blanking press machine for cutting the tip of the fork portion of the yoke , a second type blanking press machine for cutting the two pairs of diagonal edges of the inner side of the fork portion of the yoke; the second type blanking press machine which comprising a first second type blanking press machine and a second second type blanking press machine; it is characterized that: which further comprising a yoke input mechanism , an intermediate transporting mechanism and a yoke output mechanism; the intermediate transporting mechanism which comprising a chassis , a pair of parallel tracks transversely fixed onto the chassis , a first sliding piece slidably mounted on the parallel tracks , a second sliding piece slidably mounted on the parallel tracks , a first mechanical hand , a second mechanical hand , a third mechanical hand , a fourth mechanical hand , a first cylinder , and a second cylinder; the first mechanical hand , the second mechanical hand and the third mechanical hand are fixed mounted on the first sliding piece , the fourth mechanical hand is fixed mounted on the second sliding piece , the first mechanical hand , the second mechanical hand , the third mechanical hand and the fourth mechanical hand are sequentially and transversely arranged , the first sliding piece is fix ...

FOLDABLE, PERSONAL, TRANSPORTATION DEVICE

The invention is a foldable, personal transportation device. It can be ridden either by manual propulsion, that is, pushing backward with a foot on the ground while standing with the other foot on the riding platform. It may also be used with electric motor propulsion. When folded, the device is free standing. It can also be pulled, while remaining on the ground, in its folded state. 1. A foldable , personal , transportation apparatus comprising:a platform, essentially rectangular, having a top surface, a bottom surface, peripheral side edges, a peripheral front edge, a peripheral rear edge;said platform having a length, L, at least 15 inches long;said platform have a width, w, at least 2 inches wide;at least one front wheel located forward of said peripheral front edge of said platform;at least one rear wheel located on said bottom surface near said peripheral rear edge;said front wheel and said rear wheel located essentially mid-way between said side edges and in a line essentially parallel to said side edges, and below said bottom surface;said platform comprising a forward potion, and a rearward portion, joined by a mating edge hinging subsystem essentially mid-way between said peripheral front edge and said peripheral rear edge;said mating edge hinging subsystem joins said forward potion and said rearward portion along a line of mating edges that forms an angle, Φ, between said line of mating edges and a line perpendicular to said side edges;said mating edge hinging subsystem is operative to allow said forward portion and said rearward portion to fold along said mating edges;a length-adjustable steering column;a steering column sleeve and platform mounting bracket;said platform mounting bracket operative to firmly attach said steering column sleeve to said top surface of said forward portion near said peripheral front edge;said platform mounting bracket operative to enable said steering column sleeve and said steering column to fold essentially parallel to said ...

SCHOTTKY DIODE HAVING A WELL WITH PERIPHERIAL CATHOD REGIONS AND CENTER ANDOE REGION

In some embodiments, a semiconductor device includes a first well region configured to be an anode of the semiconductor device, a first doped region configured to be a cathode of the semiconductor device, a second doped region configured to be another cathode of the semiconductor device, and a conductive region. The first well region is disposed between the first doped region and the second doped region, and is configured for electrical connection of the conductive region. 1. A semiconductor device , comprising:a first well region configured to be an anode of the semiconductor device;a first doped region configured to be a cathode of the semiconductor device;a second doped region configured to be another cathode of the semiconductor device; anda conductive region,wherein the first well region is disposed between the first doped region and the second doped region, and the first well region is configured for electrical connection of the conductive region.2. The semiconductor device as claimed in claim 1 , wherein the first well region is disposed in a first region claim 1 , and the first doped region and the second doped region are disposed in a second region claim 1 , the first region surrounded by the second region.3. The semiconductor device as claimed in claim 1 , wherein the first well region is disposed at a center area of the first region.4. The semiconductor device as claimed in claim 1 , wherein the conductive region is contiguous with the first well region.5. The semiconductor device in claim 1 , further comprising a well claim 1 , wherein the well and first well region are configured to produce a current when the semiconductor device is forward biased.6. The semiconductor device as claimed in claim 1 , further comprising:a substrate;an isolation structure; anda third doped region configured for electrical connection of the substrate, and being isolated from the first doped region by the isolation structure.7. The semiconductor device as claimed in claim 1 , ...

Organic Light-Emitting Diode Display with Single Anti-Node Optical Cavities

An electronic device may have a display such as an organic light-emitting diode (OLED) display. The OLED display may have an array of OLED pixels that each have OLED layers interposed between a cathode and an anode. The pixels may be microcavity OLED pixels having optical cavities. The optical cavities may be defined by a partially transparent cathode layer and a reflective anode structure. The distance between the partially transparent cathode layer and the reflective anode structure for a pixel may be selected such that light at the wavelength emitted by the pixel forms a standing wave between the anode and the cathode. The standing wave may have only one anti-node and the emissive layer for the pixel may be aligned with that one anti-node. To mitigate short circuits, a roughness reduction layer and/or short-circuit-reducing layer having a high sheet resistance may be formed between the anode the OLED layers. 1. A display comprising an array of pixels , wherein a pixel in the array of pixels comprises:an anode;a cathode, wherein the anode and the cathode define an optical cavity for the pixel; andorganic light-emitting diode layers that are interposed between the anode and the cathode, wherein the organic light-emitting diode layers include an emissive layer, wherein light at a wavelength emitted by the pixel forms a standing wave between the anode and the cathode, wherein the standing wave has only one anti-node, and wherein the emissive layer is aligned with the anti-node of the standing wave.2. The display defined in claim 1 , wherein the pixel further comprises:a roughness reduction layer that is formed in direct contact with the anode.3. The display defined in claim 2 , wherein the roughness reduction layer is interposed between the anode and the organic light-emitting diode layers.4. The display defined in claim 1 , wherein an upper surface of the anode has a root mean square roughness of less than 1.0 nanometers.5. The display defined in claim 1 , wherein ...

Testing equipment with magnifying function

A testing equipment with a magnifying function includes a carrier, a cover and a magnifying part. The carrier has a specimen holding area formed on the top of the carrier. The cover is stacked on the specimen holding area of the carrier. The magnifying part disposed on the cover. The location of the magnifying part is corresponding to the location of the specimen holding area. The testing equipment of the present application has a simplified and cheap structure for a simple specimen testing.

SILICON WAFER CLEANING METHOD

A silicon wafer cleaning method is provided. Firstly, a silicon wafer is provided. Then, a polymer cleaning step is performed to clean a surface of the silicon wafer. After the polymer cleaning step, a deionized water/carbon dioxide gas discharging step is performed, so that the charges accumulated on the surface of the silicon wafer can be instantly removed. After the deionized water/carbon dioxide gas discharging step, two or more particle removing steps are performed. In addition, an air-jet step is performed during the time interval between every two sub-steps of a single particle removing step. Consequently, the cleaning efficiency of removing the particles will be enhanced. 1. A silicon wafer cleaning method , comprising steps of:providing a silicon wafer;performing a polymer cleaning step to clean a surface of the silicon wafer;performing a deionized water/carbon dioxide gas discharging step to clean the surface of the silicon wafer after the polymer cleaning step; andperforming a particle removing step and an air-jet step to clean the surface of the silicon wafer after the deionized water/carbon dioxide gas discharging step.2. The silicon wafer cleaning method according to claim 1 , wherein a sulfuric acid/ozone mixture (SOM) is used to clean the surface of the silicon wafer in the polymer cleaning step.3. The silicon wafer cleaning method according to claim 1 , wherein after the polymer cleaning step and before the deionized water/carbon dioxide gas discharging step claim 1 , the silicon wafer cleaning method further comprises a hot deionized water cleaning step of using hot deionized water.4. The silicon wafer cleaning method according to claim 3 , wherein the hot deionized water is about 70° C.5. The silicon wafer cleaning method according to claim 1 , wherein after the deionized water/carbon dioxide gas discharging step and before the particle removing step claim 1 , performing the polymer cleaning step again.6. The silicon wafer cleaning method ...

SEMICONDUCTOR PACKAGE AND FABRICATION METHOD THEREOF

A semiconductor package is provided, which includes: a circuit structure having a first bottom surface and a first top surface opposite to the first bottom surface; at least a semiconductor element disposed on the first top surface of the circuit structure and electrically connected to the circuit structure; an encapsulant formed on the first top surface of the circuit structure to encapsulate the semiconductor element, wherein the encapsulant has a second bottom surface facing the first top surface of the circuit structure and a second top surface opposite to the second bottom surface; and a strengthening layer formed on the second top surface of the encapsulant, or formed between the circuit structure and the encapsulant, or formed on the first bottom surface of the circuit structure, thereby effectively preventing the encapsulant from warping and the semiconductor element from cracking. 1. A semiconductor package , comprising:a circuit structure having a first bottom surface and a first top surface opposite to the first bottom surface;at least a semiconductor element disposed on the first top surface of the circuit structure and electrically connected to the circuit structure;an encapsulant formed on the first top surface of the circuit structure to encapsulate the semiconductor element, wherein the encapsulant has a second bottom surface facing the first top surface of the circuit structure and a second top surface opposite to the second bottom surface; anda strengthening layer formed on the second top surface of the encapsulant, or formed between the circuit structure and the encapsulant, or formed on the first bottom surface of the circuit structure.2. The semiconductor package of claim 1 , wherein the circuit structure comprises at least a dielectric layer claim 1 , a plurality of conductive vias formed in the dielectric layer claim 1 , and at least a circuit layer formed on the dielectric layer and electrically connected to the conductive vias claim 1 , the ...

Orthodontic cement compositions and methods of use thereof

Disclosed herein is an orthodontic cement having an effective polymerizable antibacterial resin that is capable of balanced antibacterial effectiveness, prevention of white spot lesions during orthodontic treatment, and excellent adhesion properties. Disclosed is a method and orthodontic cement composition comprising polymerizable antibacterial/antimicrobial monomers, and a high performance orthodontic cement formulated from such novel bioactive resins.

METHODOLOGY AND STRUCTURE FOR FIELD PLATE DESIGN

The present disclosure relates to a high voltage transistor device having a field plate, and a method of formation. In some embodiments, the high voltage transistor device has a gate electrode disposed over a substrate between a source region and a drain region located within the substrate. A dielectric layer laterally extends from over the gate electrode to a drift region arranged between the gate electrode and the drain region. A field plate is located within a first inter-level dielectric layer overlying the substrate. The field plate laterally extends from over the gate electrode to over the drift region and vertically extends from the dielectric layer to a top surface of the first ILD layer. A plurality of metal contacts, having a same material as the field plate, vertically extend from a bottom surface of the first ILD layer to a top surface of the first ILD layer. 1. An integrated chip , comprising:a gate electrode disposed over a substrate between a source region and a drain region;one or more dielectric layers laterally extending from over the gate electrode to over a drift region laterally arranged between the gate electrode and the drain region;a field plate located within a first inter-level dielectric (ILD) layer overlying the substrate, wherein the field plate laterally extends from over the gate electrode to over the drift region and vertically extends from the one or more dielectric layers to a top surface of the first ILD layer; anda plurality of metal contacts surrounded by the first ILD layer, wherein the plurality of metal contacts comprise a same material as the field plate.2. The integrated chip of claim 1 , wherein the one or more dielectric layers laterally extends past the field plate in one or more directions.3. The integrated chip of claim 1 , wherein the one or more dielectric layers comprise a field plate etch stop layer abutting the field plate and arranged over the gate electrode and the drift region.4. The integrated chip of claim 3 , ...

METHODOLOGY AND STRUCTURE FOR FIELD PLATE DESIGN

The present disclosure relates to a transistor device having a field plate, and a method of formation. In some embodiments, the transistor device has a gate electrode disposed over a substrate between a source region and a drain region. One or more dielectric layers laterally extend from over the gate electrode to a location between the gate electrode and the drain region. A field plate is located within an inter-level dielectric (ILD) layer overlying the substrate. The field plate laterally extends from over the gate electrode to over the location and vertically extends from the one or more dielectric layers to a top surface of the ILD layer. A conductive contact is arranged over the drain region and is surrounded by the ILD layer. The conductive contact extends to the top surface of the ILD layer. 1. A transistor device , comprising:a gate electrode disposed over a substrate between a source region and a drain region;one or more dielectric layers laterally extending from over the gate electrode to a location between the gate electrode and the drain region;a field plate located within an inter-level dielectric (ILD) layer overlying the substrate, wherein the field plate laterally extends from over the gate electrode to over the location and vertically extends from the one or more dielectric layers to a top surface of the ILD layer; anda conductive contact arranged over the drain region and surrounded by the ILD layer, wherein the conductive contact extends to the top surface of the ILD layer.2. The transistor device of claim 1 , wherein the field plate comprises a sidewall that faces the gate electrode and that is laterally separated from the gate electrode by the one or more dielectric layers.3. The transistor device of claim 1 , wherein the one or more dielectric layers continuously extend below the field plate and past opposing sidewalls of the field plate.4. The transistor device of claim 1 ,wherein the one or more dielectric layers have an outermost sidewall ...

FinFET Device and Method of Forming the Same

A method may include depositing a first conductive material in an opening disposed between a first semiconductor structure and a second semiconductor structure, the first conductive material comprising at least one first void. The method further includes removing a portion of the first conductive material to form a trench, the trench exposing the at least one first void and being defined by a remaining portion of the first conductive material; and depositing a second conductive material in the trench, the second conductive material and the remaining portion of the first conductive material forming a dummy gate layer. 1. A method , comprising:depositing an amorphous material in an opening disposed between a first semiconductor structure and a second semiconductor structure, the amorphous material comprising at least one first void;recrystallizing the amorphous material to form a first conductive material comprising the at least one void;removing a portion of the first conductive material to form a trench, the trench exposing the at least one first void and being defined by a remaining portion of the first conductive material; anddepositing a second conductive material in the trench, the second conductive material and the remaining portion of the first conductive material forming a dummy gate layer, wherein depositing the second conductive material in the trench is sufficient to cause the dummy gate layer to be free from voids.2. The method of claim 1 , wherein the first conductive material and the second conductive material comprise at least one of polycrystalline-silicon or polycrystalline silicon-germanium.3. The method of claim 1 , wherein the first semiconductor structure and the second semiconductor structure comprises a first fin structure and a second fin structure claim 1 , respectively.4. The method of claim 1 , wherein an aspect ratio of the trench is between about 1.5 times to about 5 times less than an aspect ratio of the opening.5. The method of claim 1 ...

COMPOSITIONS AND METHODS TO ANTIBACTERIAL NANOGEL AND HYDROLYTICALLY STABLE ANTIBACTERIAL NANOGEL FOR DENTAL COMPOSITIONS

Described herein are a polymerizable antibacterial nanogel and hydrolytically stable antibacterial nanogel composition and methods of preparing such compositions, use of polymerizable antibacterial nanogels and hydrolytically stable antibacterial nanogels as additives to a dental product, such as a resin monomer, a cement, an adhesive and composite formulations. Methods and compositions for forming hydrolytically stable antibacterial monomers are also described. 1. A polymerizable antibacterial nanogel derived from a monomer mixture comprising:(a) a polymerizable antibacterial monomer having (i) at least one of imidazolium, pyridinium, ammonium or sulfonium group and (ii) at least one ethylenically unsaturated group,(b) at least one polymerizable resin monomer having at least one (meth)acrylate or (meth)acrylamide group,(c) at least one chain transfer agent, and(d) an initiator.4. The polymerizable antibacterial nanogel according to claim 1 , wherein the polymerizable resin monomer having at least one (meth)acrylate or methacrylamide group is selected from the group consisting of mono- claim 1 , di- claim 1 , tri- and tetra functional monomer.5. The polymerizable antibacterial nanogel according to claim 1 , wherein the polymerizable resin monomer is selected from the group consisting of 2 claim 1 ,2′-bis [4-(3-methacryloxy-2-hydroxy propoxy)-phenyl] propane (bis-GMA) claim 1 , tetraethyleneglycoldi(meth)acrylate (TEGDMA) claim 1 , urethane dimethacrylate (UDMA) claim 1 , trimethylolpropane trimethacrylate claim 1 , C-Calkyl(meth)acrylates claim 1 , an aromatic methacrylate claim 1 , a hydroxy alkyl (meth)acrylate claim 1 , and a (meth)acrylamide.6. The polymerizable antibacterial nanogel according to claim 3 , wherein n is 1.7. The polymerizable antibacterial nanogel according to claim 6 , wherein the polymerizable antibacterial monomer is present in a range of from 5 to 45 mole percent based on total moles of the monomer mixture.8. The polymerizable antibacterial ...

PRESYMPTOMATIC MICRO RNA TARGETS FOR TREATMENT OF NEURODEGENERATION PATHOLOGY

Compositions and methods are provided for the early detection of neuroinflammation in a patient in a presymptomatic stage of a neurodegenerative disease. The method comprises identifying patients with elevated expression levels of a micro RNA selected from the group consisting of miR142-3p, miR142-5p, miR181a, miR181b, miR219-3p and miR219-5p. The identified patients can then be treated with a therapeutic pharmaceutical composition comprising antimiR oligonucleotides. 1. A method of detecting neuroinflammation in a patient in a presymptomatic stage of a neurodegenerative disease , said method comprising:providing a test sample comprising RNA from said presymptomatic patient;contacting the test sample with a reverse transcriptase primer specific for a micro RNA selected from the group consisting of miR142-3p, miR142-5p, miR181a, miR181b, miR219-3p and miR219-5p and reverse transcribing the micro RNA to produce a corresponding test cDNA;contacting the test sample with PCR primers specific for a micro RNA selected from the group consisting of miR142-3p, miR142-5p, miR181a, miR181b, miR219-3p and miR219-5p;conducting a PCR reaction on said test cDNA, and detecting the resulting amplified product;determining the expression level of said micro RNA in said test sample based on the detected test cDNA;obtaining a reference expression level of the corresponding micro RNA;wherein a detected higher expression level of said micro RNA in the test sample as compared to the reference expression level of said micro RNA indicates neuroinflammation.2. The method of wherein the PCR reaction is conducted in real time using florescent labels.3. The method of wherein the reverse transcriptase primer and PCR primers are specific for miR-142 claim 1 , miR181 or any combination thereof.4. The method of wherein the reverse transcriptase primer and PCR primers are specific for miR-142.5. The method of any one of to further comprising the steps of calculating the corresponding reference miR ...

NEEDLE GUIDE SYSTEM AND MEDICAL INTERVENTION SYSTEM

A needle guide system is provided. The needle guide system includes a puncture device, an ultrasound transducer, a first orientation detector, a second orientation detector, a proximity detector and a processor. The ultrasound transducer is configured to obtain an ultrasound image. The first orientation detector is disposed on the puncture device, and the second orientation detector is disposed on the ultrasound transducer. The proximity detector is disposed on at least one of the puncture device and the ultrasound transducer, configured to obtain a relative distance between the puncture device and the ultrasound transducer. The processor is configured to obtain a spatial relationship between the puncture device and the ultrasound transducer by using the first orientation detector, the second orientation detector, and the proximity detector, and predict a trajectory of the puncture device in the ultrasound image according to the spatial relationship. In addition, a medical intervention system is also provided. 1. A needle guide system , comprising:a puncture device;an ultrasound transducer, configured to obtain an ultrasound image;a first orientation detector, disposed on the puncture device;a second orientation detector, disposed on the ultrasound transducer;a proximity detector, disposed on at least one of the puncture device and the ultrasound transducer and configured to obtain a relative distance between the puncture device and the ultrasound transducer; anda processor, coupled to the ultrasound transducer, the first orientation detector, the second orientation detector, and the proximity detector, and configured to obtain a spatial relationship between the puncture device and the ultrasound transducer by using the first orientation detector, the second orientation detector, and the proximity detector, and predict a needle trajectory of the puncture device in the ultrasound image based on the spatial relationship.2. The needle guide system as claimed in claim 1 ...

DATA COMMUNICATION METHOD AND DATA COMMUNICATIONS NETWORK

The invention provide a data communication method, including: sending, by a first aggregation node in a first pod, data packets of a first data flow to at least one core node in a core layer in a packet based balancing manner; receiving, by the at least one core node, the data packets of the first data flow, and sending the received data packets to a second aggregation node in a second pod; and receiving, by the second aggregation node, the data packets of the first data flow, and sorting the data packets of the first data flow to obtain the first data flow. 1. A data communication method , applied to a data communications network that comprises a plurality of pods and a core layer , wherein each of the plurality of pods (Pod) comprises an aggregation layer , the aggregation layer comprises a plurality of aggregation nodes , and the core layer comprises a plurality of core nodes; and the method comprises:sending, by a first aggregation node in a first pod, data packets of a first data flow to at least one core node in the core layer in a packet based balancing manner;receiving, by the at least one core node, the data packets of the first data flow, and sending the received data packets to a second aggregation node in a second pod; andreceiving, by the second aggregation node, the data packets of the first data flow, and sorting the data packets of the first data flow to obtain the first data flow.2. The data communication method according to claim 1 , wherein each of the plurality of pods further comprises an access layer claim 1 , and the access layer comprises a plurality of access nodes; and before the sending claim 1 , by a first aggregation node in a first pod claim 1 , data packets of a first data flow to at least one core node in the core layer in a packet based balancing manner claim 1 , the method further comprises:sending, by a first access node in the first pod, the data packets contained in the first data flow to the first aggregation node in a flow ...

DENTAL COMPOSITIONS CONTAINING UPCONVERSION PHOSPHORS AND METHODS OF USE

A luminescent coating is disclosed that is used to dimensionally control the curing of a photocurable agent placed in close contact with the coating. The coating is applied at the interface of structures, such as brackets and prosthetics, or may be applied directly on a curable material for use in 3D printing, at the location where bonding material is needed to be cured. The luminescent coating irradiates from its structure the curing radiations necessary to photopolymerize the resin in response to a first radiation irradiated on its structure of a different wavelength. 1. A luminescent coating comprising a binder and upconversion phosphors wherein the upconversion phosphors emit radiation at a predetermined wavelength matching an initiator activation wavelength of a photoinitiator in a corresponding dental cement when the upconversion phosphors are irradiated with radiation having a wavelength of at least 780 nm.2. The coating of comprising at least 50% by weight upconversion phosphors.3. The coating of claim 1 , wherein the binder is a resin binder.4. The coating of claim 1 , wherein the luminescent coating is substantially free of photoinitiator.5. The coating of claim 1 , wherein the upconversion phosphors comprise an inorganic host lattice doped with a rare earth ion.6. The coating of claim 5 , wherein the inorganic host is selected from the group consisting of lanthanide fluorides claim 5 , oxysulfides claim 5 , fluorides claim 5 , and oxide hosts.7. The coating of claim 6 , wherein the inorganic host is selected from the group consisting of a ytterbium fluoride salt claim 6 , a yttrium fluoride salt claim 6 , lutetium oxide claim 6 , and yttrium oxide.8. The coating of claim 6 , wherein the inorganic hosts are doped or co-doped with one or more trivalent rare earth ions.98. The coating of claim 6 , wherein the trivalent rare earth ions are selected from the group consisting of ytterbium (Yb) claim 6 , lutetium (Lu) claim 6 , thulium (Tm) claim 6 , terbium (Tb ...

Electronic device, accelerator, and accelerating method applicable to convolutional neural network computation

An electronic device comprises a data transmitting interface configured to transmit data, a memory configured to store the data, a processor configured to execute an application program, and an accelerator coupled to the processor via a bus. According to an operation request transmitted from the processor, the accelerator reads the data from the memory, performs an operation to the data to generate computed data, and stores the computed data in the memory. The electronic device can improve computational efficiency. An accelerator and an accelerating method applicable to a neural network operation are also provided.

Packaging structure and fabrication method thereof

A packaging structure and a method for fabricating the packaging structure are provided. The packaging structure includes a base substrate including a solder pad body region and a trench region adjacent to and around the solder pad body region. The packaging structure also includes a passivation layer on a surface of the base substrate and exposing the solder pad body region and the trench region. In addition, the packaging structure includes a main body solder pad on the solder pad body region of the base substrate, and one or more trenches on the trench region of the base substrate and between the passivation layer and the main body solder pad. Further, the packaging structure includes a bonding conductive wire having one end connected to the main body solder pad.

Network Device

This application provides a network device, including a buffer module, a counting module, a control module, and a sending module. The buffer module includes N queues, configured to buffer M data streams, where N is less than M. The counting module includes M counters, the M counters are in a one-to-one correspondence with the M data streams, and the M counters are configured to count buffer quantities for the M data streams in the N queues. The control module is configured to: when a count value on a first counter exceeds a corresponding threshold, discard a to-be-enqueued data packet of a data stream corresponding to the first counter, or control the sending module to send pause indication information to an upper-level control module. On one hand, resource consumption of the network device can be reduced. On the other hand, buffer pressure of the network device can be released.

Method of fabricating pixel structure and pixel structure thereof

A method for fabricating a pixel structure includes the following steps. A patterned semiconductor layer, an insulation layer, and a patterned metal layer are formed on a substrate sequentially. A first inter-layer dielectric (ILD) layer is formed to cover the patterned metal layer. A low temperature annealing process is performed after forming the first ILD layer. A hydrogen plasma treatment process is performed after the low temperature annealing process. A second ILD layer is formed to cover the first ILD layer after the hydrogen plasma treatment process. A third ILD layer is formed to cover the second ILD layer. A source electrode and a drain electrode are formed on the third ILD layer. A passivation layer is formed on the source electrode and the drain electrode. A pixel electrode is formed on the passivation layer. A pixel structure manufactured by the above-mentioned method is also provided.

Bipolar electrode probe

Provided is a bipolar electrode probe, which includes a conductive needle, an insulation layer, a conductive sleeve, and an insulation sleeve. The conductive needle has a longitudinal direction and a transverse direction perpendicular to the longitudinal direction. The insulation layer covers the conductive needle and has a first opening. The conductive sleeve covers the insulation layer and has a second opening. The insulation sleeve covers the conductive sleeve. When the bipolar electrode probe is turned on, a longitudinal electric field is formed from a front end of the conductive needle to the conductive sleeve along the longitudinal direction. A transverse electric field is formed from the conductive needle to the conductive sleeve via the first opening and the second opening along the transverse direction.

Dynamometer for Automobile Steering Wheel Position Adjusting Device

A dynamometer for automobile steering wheel position adjusting device which comprising: a rack box, a fixing fixture, a supplemental fixing fixture, a first dynamometer mechanism, and a second dynamometer mechanism. The fixing fixture which comprising a base panel, four locking devices, two supporting device; the two dynamometer mechanism are both provided with a dynamometer. The fixing fixture and the first dynamometer mechanism are mounted on the base surface of the rack box, the first dynamometer mechanism is arranged in front of the fixing fixture, the supplemental fixing fixture is mounted on the right side wall of the rack box and the second dynamometer mechanism is mounted on the left side wall of the rack box. The two dynamometer mechanisms test the force required to turn adjustment handle or to pull or push the telescoping column with the neck of the steering wheel position adjusting device respectively. 1103. A dynamometer for automobile steering wheel position adjusting device which comprising: a rack box , a fixing fixture , a supplemental fixing fixture , a first dynamometer mechanism , and a second dynamometer mechanism; wherein , the rack box which comprising a chassis and a box body , and the box body is mounted on top of the chassis; wherein , the fixing fixture which comprising a base panel , a first locking device , a second locking device , a third locking device , a fourth locking device , a first supporting device and a second supporting device; wherein , the supplemental fixing fixture which comprising a levelly arranged linear cylinder and a positioning assembly mounted on the linear cylinder; wherein , the first dynamometer mechanism which comprising a longitudinal rail , a dynamometer and a positioning device; wherein , the second dynamometer mechanism which comprising a chassis apical plate , a longitudinal flat panel , a first transverse flat panel , a second transverse flat panel , a handle dynamometer device and a handle tuning device; ...

ABLATION DEVICE

An ablation device including a first electrode, at least one second electrode and a guiding sleeve is provided. The guiding sleeve is sleeved outside the first electrode and the second electrode, so as to fold the second electrode. The guiding sleeve is adapted to move along an axial direction of the first electrode, so as to adjust a length of the first electrode exposed by the guiding sleeve and enable the second electrode to be released and expand in a radial direction of the first electrode. 1. An ablation device comprising:a first electrode;at least one second electrode; anda guiding sleeve sleeved outside the first electrode and the at least one second electrode to fold the at least one second electrode, wherein the guiding sleeve is adapted to move along an axial direction of the first electrode to adjust a length of the first electrode exposed by the guiding sleeve, and to enable the at least one second electrode to be released and expand in a radial direction of the first electrode.2. The ablation device according to claim 1 , wherein a number of the at least one second electrode is plural claim 1 , the plurality of second electrodes surround the first electrode claim 1 , and each of the plurality of second electrodes is adapted to move along the axial direction relative to the first electrode.3. The ablation device according to claim 2 , wherein the plurality of second electrodes are electrically independent of each other.4. The ablation device according to claim 1 , further comprising at least one moving member claim 1 , wherein the at least one moving member is disposed outside the first electrode and is adapted to move along the axial direction of the first electrode claim 1 , a number of the at least one second electrode is plural claim 1 , and at least some of the plurality of second electrodes are connected to one end of the at least one moving member.5. The ablation device according to claim 4 , further comprising at least one operating member claim ...

RADIOFREQUENCY ABLATION ELECTRODE NEEDLE

A radiofrequency ablation electrode needle includes at least one first segment and at least two second segments. The at least one first segment and the at least two second segments are exposed on a surface of the needle body. An impedance of the at least one first segment is smaller than an impedance of the at least two second segments and at least one of the at least one first segment is disposed between two immediately adjacent ones of the at least two second segments. Besides, the radiofrequency ablation electrode needle is a monopolar electrode needle. 1. A radiofrequency ablation electrode needle , comprising:a needle body comprising at least one first segment and at least two second segments, wherein the at least one first segment and the at least two second segments are exposed on a surface of the needle body, wherein an impedance of the at least one first segment is smaller than an impedance of the at least two second segments, at least one of the at least one first segment is disposed between two immediately adjacent ones of the at least two second segments, and the radiofrequency ablation electrode needle is a monopolar electrode needle.2. The radiofrequency ablation electrode needle as claimed in claim 1 , wherein a difference between the impedance of the at least one first segment and the impedance of the at least two second segments is at least 10Ω.3. The radiofrequency ablation electrode needle as claimed in claim 1 , further comprising an insulating cover disposed outside the needle body claim 1 , wherein the insulating cover is extendable and retractable to selectively expose some of the at least one first segment and the at least two second segments.4. The radiofrequency ablation electrode needle as claimed in claim 1 , wherein a pinpoint of the needle body is electrically insulated.5. The radiofrequency ablation electrode needle as claimed in claim 1 , wherein the at least one first segment includes a plurality of first segments claim 1 , and the ...

METHODOLOGY AND STRUCTURE FOR FIELD PLATE DESIGN

The present disclosure, in some embodiments, relates to a transistor device having a field plate. The transistor device has a gate electrode disposed over a substrate between a source region and a drain region. One or more dielectric layers are arranged over the gate electrode, and a field plate is arranged over the one or more dielectric layers. The field plate extends from a first outermost sidewall that is directly over an upper surface of the gate electrode to a second outermost sidewall that is between the gate electrode and the drain region and that extends to below the upper surface of the gate electrode. 1. A transistor device , comprising:a gate electrode disposed over a substrate between a source region and a drain region;one or more dielectric layers arranged over the gate electrode; anda field plate arranged over the one or more dielectric layers, wherein the field plate extends from a first outermost sidewall that is directly over an upper surface of the gate electrode to a second outermost sidewall that is between the gate electrode and the drain region and that extends to below the upper surface of the gate electrode.2. The transistor device of claim 1 , wherein the field plate has a thickness that increases from the first outermost sidewall to the second outermost sidewall.3. The transistor device of claim 1 , further comprising:an inter-level dielectric (ILD) layer arranged over the gate electrode and laterally surrounding the field plate, wherein the field plate extends to an upper surface of the ILD layer.4. The transistor device of claim 3 , further comprising:a conductive contact arranged over the source region and laterally surrounded by the ILD layer, wherein the conductive contact extends from the source region to the upper surface of the ILD layer.5. The transistor device of claim 1 , wherein the field plate extends from above the one or more dielectric layers to a non-zero distance within the one or more dielectric layers.6. The transistor ...

METHOD OF ATTACHING A DENTAL ARTICLE TO THE SURFACE OF THE TOOTH

A method of attaching a dental article to the surface of a tooth includes providing the dental article and applying a coating including upconversion phosphors to a surface of the dental article. The method also includes applying a dental cement composition to the surface of the tooth and placing the dental article on the surface of the tooth such that the coating is adjacent the dental cement composition. The dental cement composition includes a polymerizable resin and a photoinitiator and is substantially free of upconversion phosphors. The method further includes irradiating the coating with a radiation source that emits radiation at a pre-determined fixed wavelength that causes the upconversion phosphors to emit radiation at an activation wavelength of the dental cement composition photoinitiator such that the dental cement composition cures in a region adjacent the coating and removing remaining uncured dental cement composition outside the dental article from the tooth. 1. A method of attaching a dental article to the surface of a tooth , the method comprising:providing the dental article to be attached to the surface of the tooth;applying a coating comprising upconversion phosphors to a surface of the dental article configured to face toward the surface of the tooth;applying to the surface of the tooth a dental cement composition comprising a polymerizable resin and a photoinitiator, the dental cement composition substantially free of upconversion phosphors;placing the dental article on the surface of the tooth such that the coating comprising upconversion phosphors is adjacent the dental cement composition;irradiating the coating comprising upconversion phosphors with a radiation source that emits radiation at a pre-determined fixed wavelength in a range of the electromagnetic spectrum that causes the upconversion phosphors to emit radiation at an activation wavelength of the dental cement composition photoinitiator such that the dental cement composition ...

METHODS OF FORMING DENTAL COMPOSITES AND COMPOSITIONS FOR REDUCED SHRINKAGE STRESS

A method of forming a dental composite includes photopolymerizing a dental composition. The dental composition includes a free-radically polymerizable (meth)acrylate resin, 75 percent by weight or greater of filler particles, and about 0.005 percent to about 5 percent by weight of at least one polymerizable stable radical. The photopolymerizing forms the dental composite such that the dental composite has a flexural modulus of about 9500 MPa or greater and the polymerizable stable radical reduces shrinkage stress of the dental composite caused by the photopolymerizing by 10% or greater. A method of forming a dental composite composition includes combining a free-radically polymerizable (meth)acrylate resin, 75 percent by weight or greater of filler particles, and about 0.005 percent to about 5 percent by weight of at least one polymerizable stable radical to form the dental composite composition. 1. A method of forming a dental composite comprising:photopolymerizing a dental composition comprising a free-radically polymerizable (meth)acrylate resin, 75 percent by weight or greater of filler particles, and about 0.005 percent to about 5 percent by weight of at least one polymerizable stable radical to form the dental composite such that the dental composite has a flexural modulus of about 9500 MPa or greater and the polymerizable stable radical reduces shrinkage stress of the dental composite caused by the photopolymerizing by 10% or greater.2. The method of claim 1 , wherein the photopolymerizing bonds the dental composite to a tooth.3. The method of claim 1 , wherein the photopolymerizing comprises curing with an instrument selected from the group consisting of a quartz-tungsten-halogen dental lamp claim 1 , a light emitting diode dental lamp claim 1 , and a plasma arc curing dental lamp.4. The method of claim 1 , wherein the photopolymerizing comprises applying a curing light having a wavelength in the range of 360 nm to 520 nm.5. The method of claim 1 , wherein ...

THREE-DIMENSIONAL PRINTING SYSTEM AND METHODS OF USE

A three-dimensional printing system including a feed source of uncured filled resin material, a print head configured to apply discrete layers of a composition including upconversion phosphors, and a radiation source configured to irradiate layers of uncured filled resin material and deposited layers of the composition is provided. A method of three dimensionally printing a dental article is also provided. 1. A three-dimensional printing system comprising:a feed source of uncured filled resin material comprising a polymerizable resin, photoinitiator, and inert filler particles;a print head configured to apply discrete layers of a composition comprising upconversion phosphors to predetermined surface regions of incrementally stacked layers of the uncured filler resin material in a pattern corresponding to a predetermined form of a dental article; anda radiation source configured to irradiate layers of uncured filled resin material and deposited layers of the composition comprising upconversion phosphors with a wavelength that causes to the particles to luminesce at a wavelength corresponding to an activation wavelength of the photoinitiator in the uncured filled resin material thereby curing the resin material in a region adjacent the particles to form a cured resin mass.2. The printing system of claim 1 , wherein the upconversion phosphors comprise an inorganic host lattice doped with a rare earth ion.3. The printing system of claim 2 , wherein the inorganic host is selected from the group consisting of lanthanide fluorides claim 2 , oxysulfides claim 2 , fluorides claim 2 , oxide hosts claim 2 , a ytterbium fluoride salt claim 2 , a yttrium fluoride salt claim 2 , lutetium oxide claim 2 , and yttrium oxide.41. The printing system of claim 2 , wherein the inorganic hosts are doped or co-doped with one or more trivalent rare earth ions selected from the group consisting of ytterbium (Yb) claim 2 , lutetium (Lu) claim 2 , thulium (Tm) claim 2 , terbium (Tb) claim 2 , ...

Three Pins Axial Worm Inspection Device

A three pins axial worm inspection device which comprising a chassis, a mechanical hand, a axial worm inspection device, an uninspected axial worm carrying tray system, a first class axial worm carrying tray system, a second class axial worm carrying try system, a third class axial worm carrying tray mechanism and a fourth class axial worm carrying tray mechanism. The mechanical hand is arranged in the center of the inspection device, each class of axial worm carrying tray mechanism and axial worm inspection device are arranged around the mechanical hand for easy access; the input opening of the empty carrying tray and the output opening of the loaded carrying tray are arranged below and around the inspection device. 131. A three pin axial worm inspection device which comprising: a chassis , a mechanical hand , an axial worm inspection device , an input system of the uninspected axial worms , a first class axial worms carrying system , a second class axial worms carrying system , a third class axial worms carrying tray mechanism and a fourth class axial worms carrying tray mechanism; wherein , the axial worm inspection device which comprising a first axial worm inspection device and a second axial worm inspection device; wherein the input system of the uninspected axial worms which comprising an uninspected axial worms input track , an uninspected axial worms carrying tray mechanism , and an empty carrying tray carrying output track; the first class axial worms carrying system which comprising a first class axial worms carrying tray mechanism , an empty carrying tray first input track , and a loaded tray first output track; the second class axial worms carrying system which comprising a second class axial worms carrying tray mechanism , an empty carrying tray second input track , a loaded tray second output track;wherein, the chassis is in a square box structure; wherein the chassis which comprising a vertically arranged first side wall, a second wide wall, a third ...

PORTABLE ANALYTICAL DEVICE AND SYSTEM

A portable analytical device including at least one optical unit and optionally an adapting device are provided. The optical unit includes a light beam receiving area, a sample holder, a light beam exiting area, and a lens component. The adapting device holds the optical unit and an external hand-held computing device (EHCD), such that the optical unit is coupled to the EHCD. 1. An optical unit for a portable analytical device , comprising:a first light beam receiving area;a sample holder, for holding a sample;a first light beam exiting area; anda lens component with a first reflected surface and a second reflected surface, wherein the first reflected surface is adapted to redirect a light path of a first light beam received in the first light beam receiving area to the second reflected surface, and the second reflected surface is adapted to redirect the first light beam to the first light beam exiting area, and the sample holder is located on the light path of the first light beam.2. The optical unit for the portable analytical device of claim 1 , further comprising:a second light beam receiving area, wherein a second light beam is received in a second light beam receiving area; anda second light beam exiting area, wherein the second light beam is redirected from the sample holder to the second light beam exiting area, wherein the sample holder is located on a light path of the second light beam.3. The optical unit for the portable analytical device of claim 1 , further comprising:a collimator, provided in the first light beam receiving area for collimating the first light beam received in the first light beam receiving area.4. The optical unit for the portable analytical device of claim 1 , further comprising:a collimator, provided in the first light beam exiting area for collimating the first light beam redirected from the second reflected surface.5. The optical unit for the portable analytical device of claim 2 , further comprising:a collimator, provided in the ...

Capability Negotiation Method, System and Apparatus

Embodiments of the present invention provide a capability negotiation method, system and apparatus, which are applied to the field of communications, and can improve the flexibility of capability negotiation. The capability negotiation method is applied to a base station, including: acquiring a gateway capability identifier, where the gateway capability identifier is a description of an end to end quality of service EtoE QoS control capability of a gateway; parsing the gateway capability identifier to obtain the EtoE QoS control capability of the gateway; and determining whether the EtoE QoS control capability of the gateway matches a local EtoE QoS control capability, so that when the EtoE QoS control capability of the gateway matches the local EtoE QoS control capability, EtoE QoS control is established.

DISPLAY PANEL

A display panel includes a first substrate, a second substrate, a display medium layer, first peripheral wires, and second peripheral wires. The first substrate has at least one first side surface. The second substrate is disposed opposite to the first substrate, and has at least one second side surface adjacent to the first side surface. Each first peripheral wire includes a first signal line, a first fan-out portion, and a first pad. The first signal lines are disposed between the first substrate and the second substrate, and the first fan-out portions are disposed on the first side surface of the first substrate. Each second peripheral wire includes a second signal line, a second fan-out portion, and a second pad. The second signal lines are disposed between the first substrate and the second substrate, and the second fan-out portions are disposed on the second side surface of the second substrate. 1. A display panel , comprising:a first substrate, having at least one first side surface;a second substrate, disposed opposite to the first substrate, and having at least one second side surface adjacent to the first side surface;a display medium layer, disposed between the first substrate and the second substrate;a plurality of first peripheral wires, each of the first peripheral wires comprising a first signal line, a first pad, and a first fan-out portion that is electrically connected to the first signal line and the first pad, wherein the first signal lines are disposed between the first substrate and the second substrate, and the first fan-out portions are disposed on the first side surface of the first substrate; anda plurality of second peripheral wires, each of the second peripheral wires comprising a second signal line, a second pad, and a second fan-out portion that is electrically connected to the second signal line and the second pad, wherein the second signal lines are disposed between the first substrate and the second substrate, and the second fan-out ...

Device and method for producing high-purity industrial silicon

A device and a method for producing a high-purity industrial silicon, wherein the device is a refining ladle provided with a steel plate layer, a heat insulation layer, a heat preservation layer, a protective layer and a working layer from outside to inside. The refining ladle is provided with two conical oxygen inlet channels and two conical argon inlet channels at the bottom. The method comprises: preparing a molten silicon with temperature≥2200° C.; pouring the molten silicon into a refining ladle after introducing oxygen and argon thereto and keeping the gas pressure at 1 standard atmospheric pressure, and keeping the molten silicon at 1700-1900° C.; adding a slag-forming agent thereto, and introducing oxygen and argon from the refining ladle bottom, obtaining a slag molten silicon; cooling the slag molten silicon to ambient temperature, solidifying and separating, obtaining a high-purity industrial silicon.

CAPACITANCE-GRATING TYPE DIGITAL DISPLAY MEASURING TAPE

The capacitance-grating type digital display measuring tape includes a shell, a tape box, a tape body and a capacitance-grating sensor. A rotatable central shaft is disposed in the shell in an axial direction thereof. The tape box is mounted at one side in the shell close to the back side in the shell by the central shaft. A mainspring configured to pre-tighten the tape box is disposed in the tape box. The tape body is wound and collected in a groove in the outer circumference of the tape box. The capacitance-grating sensor is located in a position close to the front side in the shell. A self-adjusting mechanism is disposed at a position, corresponding to the outlet, on the inner wall of the shell. The self-adjusting mechanism automatically adjusts the speed at which the tape body extends out of or retracts into the shell. 1. A capacitance-grating type digital display measuring tape , comprising:a shell,a tape box,a tape body,a capacitance-grating sensor, anda single-chip microcomputer,wherein a rotatable central shaft is disposed in the shell in an axial direction thereof;wherein the tape box is coaxially and fixedly connected to a position, corresponding to the back side in the shell, on the central shaft;wherein a mainspring configured to pre-tighten the tape box is disposed in the tape box;wherein the tape body is wound and collected in a groove in the outer circumference of the tape box, and one end of the tape body extends to the outside through an outlet in the side wall of the shell;wherein the capacitance-grating sensor is located in a position close to the front side in the shell, and the capacitance-grating sensor and the tape box are coaxially disposed to measure a rotation angle of the tape box;wherein the single-chip microcomputer is located on the capacitance-grating sensor and configured to obtain a measurement length of the tape body according to the rotation angle measured by the capacitance-grating sensor;wherein a display screen configured to ...

Monitoring device, plant growth monitoring method using monitoring device, and plant factory

A plant growth monitoring method includes sensing growth data of a plant, determining reference data of the growth data, determining a first effective range of an N number of parameters of the reference data, determining a second effecting range of each parameter, and obtaining standard values of the N number of parameters in each of T growth periods.

COMPOSITIONS AND METHODS FOR INHIBITION AND INTERRUPTION OF BIOFILM FORMATION

Compositions and methods for inhibiting and interrupting biofilm formation, and for destabilizing established biofilms are provided, the novel compositions including polymeric resins and monomeric non-polymerizable and polymerizable resins. More particularly, the compositions and methods enable the protection and removal of biofilms from surfaces in the context of medical, consumer, domestic, food service, environmental and industrial applications, where the effects constitute beneficial and desirable biofilm attenuating activity. 1. A polymerizable and/or polymerized composition for attenuating biofilms , comprising: [ at least one antimicrobially active quaternary ammonium compound, or', 'at least one antimicrobially active quaternary phosphonium compound,, '(1) non-polymerizable antimicrobial mixtures containing a combination of'}, 'or wherein, the combination of components a) and b) are present in a ratio by weight from 1:9 to 9:1.', {'br': None, 'sup': +', '−, 'sub': 1', '2', '3, '[R—NRRR]X\u2003\u2003(I)'}, 'wherein the antimicrobially active quaternary ammonium compounds, including imidazolium, ammonium, pyrrolidinium, etc., (component a)) are represented by the formula'}, {'sub': 1', '2', '3, 'wherein R, R, R, and Rare a preferably straight-chain or branched or cyclic of C2-C20 alkyl radical as same or different length independently; also be as fused cyclic or aromatic ring such as aziridine, azirine, oxaziridine, diazirine, azetidine, azete, diazetidine, pyrrolidine, pyrrole, imidazolidine, imidazole, pyrazolidine, pyrazole, thiazolidine, thiazole, isothioazolidine, isothiazole, piperdine, pyridine, piperzine, diazine, morpholinem oxazine, thiomopholine, thiazine, triazine, triazoles, furanzan, oxadiazole, thiadizole, dithozole, tetrazole, azepane, azepine, diazepine, thiazepine, azocane, azocine, azonane, azonine, etc.'}, {'sup': −', '−', '−', '−', '−', '−', '−', '−', '−, 'sub': 4', '6', '4', '2', '3', '3', '3, 'claim-text': {'br': None, 'sup': +', '−, ' ...

FABRICATION METHOD OF SEMICONDUCTOR PACKAGE

A semiconductor package is provided, which includes: a circuit structure having a first bottom surface and a first top surface opposite to the first bottom surface; at least a semiconductor element disposed on the first top surface of the circuit structure and electrically connected to the circuit structure; an encapsulant formed on the first top surface of the circuit structure to encapsulate the semiconductor element, wherein the encapsulant has a second bottom surface facing the first top surface of the circuit structure and a second top surface opposite to the second bottom surface; and a strengthening layer formed on the second top surface of the encapsulant, or formed between the circuit structure and the encapsulant, or formed on the first bottom surface of the circuit structure, thereby effectively preventing the encapsulant from warping and the semiconductor element from cracking. 127-. (canceled)28. A method for fabricating a semiconductor package , comprising the steps of:providing a circuit structure having a first bottom surface and a first top surface opposite to the first bottom surface;forming a strengthening layer on the first top surface of the circuit structure;disposing at least a semiconductor element on the strengthening layer, wherein the semiconductor element is electrically connected to the circuit structure;forming an encapsulant on the strengthening layer to encapsulate the semiconductor element, wherein the encapsulant has a second bottom surface facing the strengthening layer and a second top surface opposite to the second bottom surface; andthinning the encapsulant from the second top surface thereof.29. The method of claim 28 , wherein the circuit structure comprises at least a dielectric layer claim 28 , a plurality of conductive vias formed in the dielectric layer claim 28 , and at least a circuit layer formed on the dielectric layer and electrically connected to the conductive vias claim 28 , the circuit layer having a plurality of ...

Image sensing device, system and method thereof and charge sensing device

An image sensing device, a system and a method thereof and a charge sensing device are provided. The image sensing device includes a charge sensor, a pixel circuit, a selector and a pulse generator. The charge sensor includes a sensing electrode and generates an induced charge on the sensing electrode. The pixel circuit transforms the induced charge into a pixel voltage. Before the image sensing device outputs the pixel voltage, the pixel circuit receives a pulse voltage from the pulse generator such that at least one transistor in the pixel circuit raises a hot carrier injection effect, so as to amplify the induced charge on the sensing electrode.

Virtualized Application Performance Through Disabling of Unnecessary Functions

Improved virtualized application performance is provided through disabling of unnecessary functions, such as unnecessary encryption and decryption operations. An example method performed by a hypervisor includes the steps of obtaining a request from a first virtual machine to perform one or more of encrypting and decrypting of a communication between the first virtual machine and a second virtual machine; determining when the first and second virtual machines execute on a same host as the hypervisor; and in response to the first and second virtual machines executing on the same host: processing the communication without performing the one or more of encrypting and decrypting of the communication, wherein the hypervisor initiates an encryption of further communications between the first virtual machine and the second virtual machine in response to at least one of the first virtual machine and the second virtual machine being moved from the same host. 1. A method , comprising:obtaining, by a hypervisor, a request from a first virtual machine to perform one or more of encrypting and decrypting of a communication between the first virtual machine and a second virtual machine;determining, by the hypervisor, when said first and second virtual machines execute on a same host as the hypervisor; andin response to said first and second virtual machines executing on said same host: processing, by the hypervisor, said communication without performing said one or more of encrypting and decrypting of said communication, wherein the hypervisor initiates an encryption of further communications between said first virtual machine and said second virtual machine in response to at least one of said first virtual machine and said second virtual machine being moved from said same host.2. The method of claim 1 , wherein said step of determining when said first and second virtual machines execute on said same host comprises evaluating a context of said communication.3. The method of claim ...

X-RAY SOURCE AND X-RAY IMAGING METHOD

An X-ray imaging method including the following steps is provided. An X-ray source is provided, wherein the X-ray source includes a housing, a cathode, and an anode target. The housing has an end window. The cathode is disposed in the housing, and the anode target is disposed beside the end window. The cathode is caused to provide an electron beam. A portion of the electron beam hits at least a part of areas of the anode target to generate an X-ray and the X-ray is emitted out of the housing through the end window. The X-ray is caused to irradiate an object to generate X-ray image information. An image detector is used to receive the X-ray image information. Besides, an X-ray source is also provided. 1. An X-ray source , adapted to providing an X-ray , the X-ray source comprising:a housing comprising an end window, wherein the X-ray is emitted out of the housing through the end window;an anode target disposed beside the end window and adapted to rotating around an axis;a cathode disposed in the housing and adapted to providing an electron beam, wherein a portion of the electron beam hits the rotating anode target to generate the X-ray that passes through the end window; anda shielding unit comprising an opening and disposed on a traveling path of the electron beam and between the cathode and the anode target for shielding another portion of the electron beam, wherein the portion of the electron beam that hits the anode target passes through the shielding unit through the opening of the shielding unit.2. The X-ray source according to claim 1 , wherein the opening of the shielding unit rotates relative to the anode target claim 1 , and the opening is adapted to rotating around a central axis of the shielding unit.3. The X-ray source according to claim 2 , wherein the central axis is consistent with a central point of the electron beam.4. The X-ray source according to claim 1 , wherein a center of the opening of the shielding unit is aligned with a center of the ...

CONTACT FIELD PLATE

The present disclosure, in some embodiments, relates to an integrated chip. The integrated chip includes a gate structure disposed over a substrate between a source region and a drain region. A first inter-level dielectric (ILD) layer is disposed over the substrate and the gate structure and a second ILD layer is disposed over the first ILD layer. A field plate etch stop structure is between the first ILD layer and the second ILD layer. A field plate extends from an uppermost surface of the second ILD layer to the field plate etch stop structure. A plurality of conductive contacts extend from the uppermost surface of the second ILD layer to the source region and the drain region.

FLEXIBLE ADJUSTABLE HOLDER THAT ATTACHES TO SUN VISOR HARDWARE MOUNTING

A holder with a holding structure and a flexible structure that attaches to a sun visor hardware mounting and allows positioning of the holding structure independent of sun visor position and orientation. 1. A device comprising:a holder portion;a firmly flexible gooseneck portion;a clamping mechanism operative and sized to clamp to a sun visor hardware mounting;said clamping mechanism attached to one end of said firmly flexible gooseneck portion;said clamping mechanism, at end away from said firmly flexible gooseneck portion, has a fixed V-shape structure meant to be placed firmly against sun visor mounting hardware such that hardware mounting rod rests in said fixed V-shape structure;said clamping mechanism having a J-shape structure with a threaded portion operative to be tightened against said hardware mounting rod, resting in said V-shape structure, such that when fully tight it establishes a firm anchor to said hardware mounting rod resistant to slippage;said holder portion is firmly attached to other end of said gooseneck portion opposite the attachment point of said clamping mechanism.2. (canceled)3. (canceled) This invention is a holder, featuring a structure made of material which can be easily bent, and retains the new position. It attaches to a sun visor's hardware mounting in a motor vehicle and allows positional adjustment.A motor vehicle's sun visor is frequently used for attaching holders for various devices, such as smartphones. Such holders require that the sun visor be lowered (e.g. flipped down) or raised (e.g. flipped up) in order to read a device's display. When the sun visor is then flipped up or down from the position in which it can be read, the device's display can no longer be read.The invention herein disclosed and claimed is a holder that features a holding structure and a flexible structure and attaches to a sun visor hardware mounting.The flexible structure is sufficiently long, flexible and stiff so as to allow the holding structure ...

FIELD PLATE STRUCTURE FOR HIGH VOLTAGE DEVICE

Various embodiments of the present disclosure are directed towards an integrated chip including a field plate disposed over a drift region. A first gate electrode overlies a substrate between a source region and a drain region. An etch stop layer laterally extends from an outer sidewall of the first gate electrode to the drain region. The etch stop layer overlies the drift region disposed between the source region and the drain region. A field plate is disposed within a first inter-level dielectric (ILD) layer overlying the substrate. The field plate overlies the drift region. A top surface of the field plate is aligned with a top surface of the first gate electrode and a bottom surface of the field plate is vertically above a bottom surface of the first gate electrode. The field plate and first gate electrode respectively include metal materials. 1. An integrated chip , comprising:a first gate electrode overlying a substrate between a source region and a drain region;an etch stop layer laterally extending from an outer sidewall of the first gate electrode to the drain region, wherein the etch stop layer overlies a drift region disposed between the source region and the drain region; anda field plate disposed within a first inter-level dielectric (ILD) layer overlying the substrate, wherein the field plate overlies the drift region, a top surface of the field plate has a planar surface with a top surface of the first gate electrode and a bottom surface of the field plate is vertically above a bottom surface of the first gate electrode, wherein the field plate and first gate electrode respectively comprise metal materials, wherein the field plate comprises a first field plate layer, a second field plate layer, and a third field plate layer, wherein the first and second field plate layers are respectively U-shaped such that the first field plate layer cups the second field plate layer, wherein the third field plate layer is disposed between opposing sidewalls of the ...

PARTIAL NITRIFICATION-DENITRIFICATION COUPLED TWO-STAGE AUTOTROPHIC DENITRIFICATION ADVANCED NITROGEN REMOVAL METHOD

An advanced nitrogen removal method using partial nitrification-denitrification coupled two-stage autotrophic denitrification. Sewage is introduced into a first pool for partial nitrification-denitrification treatment, and then introduced into a first regulating reservoir. Dissolved oxygen content in the first pool is kept at 0.4-0.6 mg/L. Water is discharged when a molar ratio of nitrite nitrogen to ammonia nitrogen in the first regulating reservoir is 1.0-1.3:1. Effluent in the regulating reservoir is introduced into a second pool for anaerobic ammonia oxidation treatment, and then introduced into a second regulating reservoir. In the second pool, pH is 7.0-7.4, a temperature is 22-28° C. Effluent in the second regulating reservoir and sulfides are introduced into a third pool for denitrification treatment. Water is discharged. In the third pool, pH is 7.5-8.0, a temperature is 28-32° C., a mass ratio of sulfur to nitrogen is 1.9-2.0:1. 1. A partial nitrification-denitrification coupled two-stage autotrophic denitrification advanced nitrogen removal method , comprising the following steps:{'b': 1', '1, 'S1: introducing sewage into a partial nitrification-denitrification pool to perform partial nitrification-denitrification treatment, then introducing the sewage into a regulating reservoir , controlling dissolved oxygen content in the partial nitrification-denitrification pool as 0.4-0.6 mg/L, and discharging water when a molar ratio of nitrite nitrogen to ammonia nitrogen in the regulating reservoir is (1.0-1.3):1;'}{'b': 1', '2, 'S2: introducing effluent in the regulating reservoir into an anaerobic ammonia oxidation pool to perform anaerobic ammonia oxidation treatment, then introducing the effluent into a regulating reservoir , and controlling a pH value in the anaerobic ammonia oxidation pool to be 7.0-7.4, wherein a temperature is 22-28° C.;'}{'b': '2', 'S3: introducing the effluent in the regulating reservoir and 1.1-1.5 g/L of sulfides into a sulfur ...

Fabrication method of packaging structure

Method for fabricating A packaging structure is provided. The packaging structure includes a base substrate including a solder pad body region and a trench region adjacent to and around the solder pad body region. The packaging structure includes a passivation layer on the base substrate and exposing the solder pad body region and the trench region. The packaging structure includes a main body solder pad on the solder pad body region of the base substrate, and one or more trenches on the trench region of the base substrate and between the passivation layer and the main body solder pad. The packaging structure includes a bonding conductive wire having one end connected to the main body solder pad.

Polishing composition for planarizing metal layer

A polishing composition of the present invention at least comprises about 750 ppm to less than 5000 ppm by weight of abrasive particles, hydrogen peroxide, an accelerator, a dual-corrosion inhibitor and water, wherein the dual-corrosion inhibitor contains a first and a second corrosion inhibitor. The dual-corrosion inhibitor is applied to the planarization of metal layers so as to maintain a high removal rate of metal layers as well as suppress etching of the metal, thus capable of reducing polishing defects such as dishing, erosion and the like.

Slurry composition and method of fabricating damascene structure using the same

A polishing composition for planarizing the metal layer

Chemical Mechanical Polishing Composition

An inhibitor composition according to the present invention at least comprises an imidazoline compound or a triazole compound or combinations thereof, and sarcosine and salt compounds thereof or combinations thereof. The inhibitor composition is applicable to chemical mechanical polishing so as to maintain a high removal rate of metal layers as well as suppress metal etching, thereby reducing polishing defects such as dishing, erosion and the like.

研磨組成物及其用途

Chemical mechanical polishing composition

An inhibitor composition according to the present invention at least comprises an imidazoline compound or a triazole compound or combinations thereof, and sarcosine and salt compounds thereof or combinations thereof. The inhibitor composition is applicable to chemical mechanical polishing so as to maintain a high removal rate of metal layers as well as suppress metal etching, thereby reducing polishing defects such as dishing, erosion and the like.

Polishing Composition for Planarizing Metal Layer

A polishing composition of the present invention at least comprises about 750 ppm to less than 5000 ppm by weight of abrasive particles, hydrogen peroxide, an accelerator, a dual-corrosion inhibitor and water, wherein the dual-corrosion inhibitor contains a first and a second corrosion inhibitor. The dual-corrosion inhibitor is applied to the planarization of metal layers so as to maintain a high removal rate of metal layers as well as suppress etching of the metal, thus capable of reducing polishing defects such as dishing, erosion and the like.

Ground composition for use in flatness metal layer

研磨液組成物

研漿組成物

Acidic post-CMP cleaning composition

An acidic post-CMP cleaning composition includes at least one polyamino-polycarboxylic acid, or salt thereof; at least one hydroxycarboxylic acid, or salt thereof; and the remainder being substantially water. The acidic cleaning composition also includes a surfactant. The acidic post-CMP cleaning composition has a pH of 1 to 5, and is useful for removing the contaminants from the wafer surface after a CMP process without making roughness worse.

[UNK]

Slurry composition and method of fabricating damascene structure using the same

A slurry composition has an amount of 100% and includes abrasives, an acid-base pH adjustor, an oxidant and water. A content of the abrasives is 10 wt % to 40 wt %, and a polydisperse index of the abrasives sizes is greater than 1.8. A content of the acid-base pH adjustor is 0.01 wt % to 10 wt %. A content of the oxidant is 0.01 wt % to 10 wt %. A remaining portion of the slurry composition is water.

Slurry composition and method of fabricating damascene structure using the same

A slurry composition has an amount of 100% and includes abrasives, an acid-base pH adjustor, an oxidant and water. A content of the abrasives is 10 wt % to 40 wt %, and a polydisperse index of the abrasives sizes is greater than 1.8. A content of the acid-base pH adjustor is 0.01 wt % to 10 wt %. A content of the oxidant is 0.01 wt % to 10 wt %. A remaining portion of the slurry composition is water.

研漿組成物及其用途

使用於半導體晶圓製造之清洗組成物

Cleaning composition

A cleaning composition including a polyamino carboxylic salt, an acid and water is provided. The content of the polyamino carboxylic salt is 0.01 wt % to 0.5 wt %. The content of the acid is 0.01 wt % to 0.5 wt %. The remaining portion of the cleaning composition is water.

Low-temperature catalyzed formation of segmented nanowire of dielectric material

Safety syringe e.g. for medical technology, uses air flow to move injection needle support into receptacle space

A safety syringe comprises a cylinder (10) with a through-boring and a displaceable ejection piston (20), and an injection needle support (40). The safety syringe is equipped with a displacement module (30) via which after a successful injection by displacement of the ejection piston (20) an air flow is generated through which the injection needle support (40) can be displaced into a receptacle space in the ejection needle (20).

Method for reducing reactive ion etching (RIE) lag in semiconductor fabrication processes

A method for reducing RIE lag (reaction ion etching lag) in a deep silicon etching process forming trench openings is described. The method can be carried out by either a photolithographic means wherein trench openings of the same planar area are patterned on the silicon substrate, or by a pressure means in which the chamber pressure during the reactive ion etching process is increased to reduce or eliminate the RIE lag effect. By increasing the chamber pressure at least 50% from that normally incurred in a reactive ion etching process, and preferably at least 100%, the RIE lag effect can be completely eliminated resulting in an inversed RIE lag in which a larger etch depth is achieved for the trench openings that have the smallest width.

Non-blocking human ccr8 binders

The present invention relates to human CCR8 (hCCR8) binders, wherein the hCCR8 binder is a non-blocking binder of hCCR8. Such binders are particularly useful for the depletion of intra-tumoural regulatory T-cells and immunotherapy in general tumour

Murine cross-reactive human ccr8 binders

The present invention relates to human CCR8 (hCCR8) binders, wherein the hCCR8 binder is cross-reactive with murine CCR8. Such binders are particularly useful for the depletion of intra-tumoural regulatory T-cells and immunotherapy in general.