Systems and methods for acid-treating glass articles

Described herein are various systems and methods for using acidic media to enhance the surface characteristics of glass articles while reducing the adverse effects of precipitate/sludge formation. The systems and methods generally implement a precipitation-capturing device that is configured to 1) permit formation of sludge thereon and 2) reduce formation of the sludge on other solid surfaces involved in the systems and methods.

Method for forming a glass substrate with a depleted surface layer and polycrystalline-silicon TFT built thereon

There is disclosed a method for chemically treating a display glass substrate by treating at least one surface of the glass substrate with a heated solution containing HCl to form a depletion layer at the surface and under the surface of the glass substrate. The disclosure also relates to display glass substrates containing the depletion layer made by the disclosed process. In addition, the disclosure relates to methods of making thin-film transistors (“TFTs”) on these display glass substrates by depositing a Si layer directly on the chemically treated surface of the glass substrate, and annealing the Si layer to form polycrystalline silicon.

Method for reducing exhaust pressure of CO2 compressor at initial startup stage and CO2 refrigerating unit

The invention discloses a method for reducing the exhaust pressure of a CO2 compressor at the initial startup stage. A main circuit capillary tube which has a throttling effect in a CO2 refrigerating unit is connected in parallel with an auxiliary throttling branch circuit formed by serially connecting an electromagnetic valve and a branch circuit capillary tube; a coil of the electromagnetic valve is connected in series with a thermoswitch and then connected with a power supply; the thermoswitch is used for sensing the exhaust temperature of the compressor; when the exhaust temperature of the compressor is raised to a preset high value, the thermoswitch is turned on, the coil of the electromagnetic valve is powered on, the electromagnetic valve is opened, and the main circuit capillary tube and the branch circuit capillary tube have throttling and pressure reducing effects, so that the pressure difference of the compressor is temporarily reduced, and the exhaust temperature of the compressor ...

Method to enhance the ash storage capacity of a particulate filter

A method of treating a particulate filter includes introducing a work fluid, such as water, into one or more channels of the filter and then removing the work fluid in a vaporized state. The channels contain an amount of ash and the density of the ash is greater subsequent to the removal of the work fluid than prior to the introduction of the work fluid.

NANOPARTICLE ADDITIVES FOR SILICA SOOT COMPACTS AND METHODS FOR STRENGTHENING SILICA SOOT COMPACTS

A method of strengthening a silica soot compact is provided. The method includes forming a mixture of silica soot particles and nanoparticles, and forming a silica soot compact from the mixture.

Energy-saving and environment-friendly cold-hot dual-purpose juicer

The invention discloses an energy-saving and environment-friendly cold-hot dual-purpose juicer, which comprises a juice groove and further comprises an evaporating coil, a condenser, a capillary tube, a four-way electromagnetic valve, and a CO2 compressor, wherein the outlet of the CO2 compressor is communicated with a D opening of the four-way electromagnetic valve; an inlet of the CO2 compressor is communicated with an S opening of the four-way electromagnetic valve; one end of the condenser is communicated with a B opening of the four-way electromagnetic valve, and the other end of the condenser is communicated with one end of the capillary tube; the other end of the capillary tube is communicated with one end of the evaporating coil, the other end of the evaporating coil is communicated with a C opening of the four-way electromagnetic valve; during the cooling process, the D opening and B opening in the four-way electromagnetic valve are in communication mutually, and the C opening ...

Wireless charging device and method

Disclosed are a wireless charging apparatus and method, wherein the device includes: a receiving coil, connected to a dynamic matching circuit, and the dynamic matching circuit includes a control circuit and at least one kind of matching circuit; the control circuit is connected to the at least one kind of matching circuit; the control circuit is configured to: transmit a control signal for controlling ON and OFF of the at least one kind of matching circuit. The apparatus and method solve the problem of using different wireless charging standards to perform wireless charging and realize a flexible wireless charging mechanism.

Production method of parking detent

The invention discloses a production method of a parking detent in the field of automobile parts. The method comprises two steps, namely, a blanking step and a stamping step, wherein the blanking step comprises that a blank is stamped into a parking detent blanking part through a blanking mould, and simultaneously, two clamping holes on the blanking part are obtained through a punching operation; the stamping step comprises that the parking detent blanking part is fixed in a stamping mould through the two clamping holes, then the edge of the parking detent blanking part and the two clamping holes are subject to stamping cutting processing through the stamping mould, and the finished product parking detent is obtained. The production method has the technical effects that the steps of producing the parking detent is decreased from eleven steps to two steps, so that the operators are decreased, the equipment are decreased, the moulds are decreased, the working strength is reduced, the quality ...

Media and methods for etching glass

Described herein are aqueous acidic glass etching solutions or media comprising HF and H 2 SO 4 , wherein HF is present in concentrations not exceeding about 1.3M. The etching solutions are used to treat glass articles such as thin glass sheets at above-ambient temperatures to etch slight thicknesses of surface glass therefrom, the etching solutions exhibiting improved stability against dissolved glass precipitation and rapid glass removal rates at slightly elevated temperatures.

BURNER DESIGN FOR PARTICLE GENERATION

A method of producing bi-modal particles includes the steps of igniting a first precursor gas using a primary burner thereby producing a first plurality of particles of a first size, fluidly transporting the first plurality of particles down a particle tube, igniting a second precursor gas using a secondary burner thereby producing a second plurality of particles of a second size, flowing the second plurality of particles into the first plurality of particles, and capturing the first and second plurality of particles.

Method and apparatus for achieving compatibility of wireless charging and near field communication (NFC)

The invention discloses a method and an apparatus for achieving compatibility of wireless charging and near field communication (NFC), wherein the method comprises the steps of setting an antenna which is specially used for receiving a wireless charging signal and an NFC signal on a communication terminal; by a decision circuit module, judging whether the signal which is received currently by the antenna is a wireless charging signal or an NFC signal by the communication terminal; if the currently received signal is a wireless charging signal, transmitting the charging signal received by the antenna to a wireless receiving circuit module of the communication terminal by the decision circuit module, to receive wireless electric energy; if the currently received signal is an NFC signal, implementing communication of an NFC module of the communication terminal via the antenna by the decision circuit module. According to the invention, coexistence and compatibility of the wireless charging ...

Porous inorganic membranes and method of manufacture

A method is provided for making a porous inorganic membrane by using a mixture of an inorganic material, organic polymer particles and a solvent to form a slurry, the particles being non-spherical, distributing the slurry onto a surface, drying the slurry to remove the solvent and firing the dried slurry to produce the porous inorganic membrane. Examples of organic polymer particles include particles of acrylic. A substrate with a porous inorganic membrane disposed on the substrate is also provided, the inorganic membrane having an average thickness of from about 0.5 micron to about 30 microns, a porosity of from about 30% to about 65%, a median pore size (d50) of from about 0.01 micron to about 1 micron, and a value of (d90−d10)/d50 less than about 2, as measured by mercury porosimetry. An example of a substrate includes an inorganic porous support.

Coated particulate filter and method

A particulate filter is provided having a filter body with at least one porous wall, and a porous coating on the wall, the coating having a median pore diameter less than 20 microns and a coating pore size deviation of less than 3 times the coating median pore diameter, and the coating having an average thickness of less than 50 microns. A method of manufacturing a particulate filter is also disclosed which includes providing a filter body with at least one porous wall, and depositing particles onto the wall, the particles having a mean particle diameter of less than about 30 microns.

Wireless charging device and system and mobile terminal

The invention discloses a wireless charging device, a mobile terminal supporting wireless charging and a wireless charging system. The wireless charging device comprises a charging base, wherein a transmitting circuit, a transmitting coil, a movable daughter board for fixing the transmitting coil, and a positioning magnet are arranged in the charging base; the transmitting coil is connected to the transmitting circuit through a lead wire; and the positioning magnet is fixed on the daughter board in a mode of being positioned in the transmitting coil. When the wireless charging device and system disclosed by the invention are used for carrying out wireless charging on the mobile terminal, the mobile terminal is unnecessary to shift, is only arranged on the charging base of the wireless charging device and can be placed at will; and when wireless charging is not performed, the daughter board is fixed near the transmitting circuit and cannot be moved at will. According to the wireless charging ...

Method To Enhance The Ash Storage Capacity Of A Particulate Filter

A method of treating a particulate filter includes introducing a work fluid, such as water, into one or more channels of the filter and then removing the work fluid in a vaporized state. The channels contain an amount of ash and the density of the ash is greater subsequent to the removal of the work fluid than prior to the introduction of the work fluid.

Cordierite-based composite membrane coated on cordierite monolith

Composite-membrane monoliths include a cordierite monolith having a cordierite-ceramic composite membrane bonded to surfaces thereof with a surface median pore size. The cordierite-ceramic composite membrane has membrane surfaces with a membrane median pore size of 0.3 μm or less. The cordierite-ceramic composite membrane may be a composite formed by firing the cordierite monolith subsequent to applying a cordierite-ceramic composite slip to surfaces thereof. The cordierite-ceramic slip may include cordierite particles and ceramic particles. The cordierite particles may have a cordierite median particle size smaller than the surface median pore size. The ceramic particles may have a ceramic median particle size smaller than the cordierite median particle size.

COATING APPARATUS AND METHOD FOR FORMING A COATING LAYER ON MONOLITH SUBSTRATES

A coating apparatus includes modular interfaces and substrate receptors for accommodating various shapes and sizes of monolith substrates when coating layers are applied onto the monolith substrates. The monolith substrates are laterally surrounded by an elastically deformable sleeve that prevents lateral leakage of a vacuum out of the monolith substrate when a vacuum is applied to opposing ends of the monolith substrate, thereby eliminating needs for bulky vacuum chambers. The coating apparatus also includes valves and control apparatus that enable excess precursor liquid to be drained from monolith channels in-situ, without the use of additional spin-drying steps. Coating methods for using the coating apparatus are provided. 2. The coating apparatus of claim 1 , wherein: a sleeve inlet collar having a sleeve inlet collar surface; and', 'a sleeve outlet collar having a sleeve outlet collar surface;, 'the elastically deformable sleeve comprisesthe sleeve inlet collar surface forms a vacuum-tight seal against an inlet receptor surface of the inlet substrate receptor; andthe sleeve outlet collar surface forms a vacuum-tight seal against an outlet receptor surface of the outlet substrate receptor.3. The coating apparatus of claim 1 , wherein the elastically deformable sleeve is a material selected from the group consisting of plastics claim 1 , rubbers claim 1 , and polymers.4. The coating apparatus of claim 1 , wherein the elastically deformable sleeve is a material selected from the group consisting of latex and polytetrafluoroethylene.5. The coating apparatus of claim 1 , wherein the elastically deformable sleeve is a material that is sufficiently non-porous so as to prevent lateral vacuum leakage out of the monolith substrate when a vacuum of from about 2 in. Hg (5.08 cm Hg) to about 30 in. Hg (76.2 cm Hg) is applied to the opposing ends of the monolith substrate.6. The coating apparatus of claim 1 , wherein the drawing system comprises an outlet vacuum pump claim ...

COATED GLASSES WITH HIGH EFFECTIVE FRACTURE TOUGHNESS

Glass-based articles comprise high effective fracture toughness. Glass-based articles comprise: a glass-based substrate comprising opposing first and second surfaces defining a substrate thickness (t), a substantially planar central portion, and a perimeter portion; a polymer coating disposed on at least a portion of at least one of the first or the second surfaces; and an effective fracture toughness that is greater than or equal to 1.25 MPa.mas measured at room temperature. 1. A glass-based article comprising:{'sub': 's', 'a glass-based substrate comprising opposing first and second surfaces defining a substrate thickness (t), a substantially planar central portion, and a perimeter portion;'}a polymer coating disposed on at least a portion of at least one of the first or the second surfaces; and{'sup': '0.5', 'an effective fracture toughness that is greater than or equal to 1.25 MPa.mas measured at room temperature.'}2. The glass-based article of claim 1 , wherein the perimeter portion comprises finished edges.3. The glass-based article of claim 1 , wherein an average thickness of the polymer coating (t) is greater than or equal to 5 micrometers and/or is less than or equal to 150 micrometers claim 1 , and wherein tis greater than or equal to 0.02 mm and less than or equal to 1.3 mm.4. The glass-based article of claim 1 , wherein the polymer coating comprises a polymer comprising a first material index (MI) as defined by MI=θσ claim 1 , wherein θ is elongation of the polymer in percentage and σis tensile strength of the polymer in MPa claim 1 , where MIis greater than or equal to 35 MPa and/or less than or equal to 100 MPa.5. The glass-based article of claim 4 , wherein the polymer coating comprises a polymer comprising a second material index (MI) as defined by MI=θσ claim 4 , wherein θ is elongation of the polymer in percentage and σis tensile strength of the polymer in MPa claim 4 , where MIis greater than or equal to 12 MPa and/or less than or equal to 75 MPa. ...

Glass with depleted layer and polycrystalline-silicon tft built thereon

There is disclosed a method for chemically treating a display glass substrate by treating at least one surface of the glass substrate with a heated solution containing HCl to form a depletion layer at the surface and under the surface of the glass substrate. The disclosure also relates to display glass substrates containing the depletion layer made by the disclosed process. In addition, the disclosure relates to methods of making thin-film transistors (“TFTs”) on these display glass substrates by depositing a Si layer directly on the chemically treated surface of the glass substrate, and annealing the Si layer to form polycrystalline silicon.

METHODS FOR INCREASING ADHESION BETWEEN METALLIC FILMS AND GLASS SURFACES AND ARTICLES MADE THEREFROM

Methods of plating a metal on a substrate including coating a nanoporous metal-oxide layer on a surface of the substrate prior to metal plating. Methods may include coating a surface of the substrate with a slurry including colloidal metal-oxide precursor particles and aluminum oxide particles. After coating, the slurry may be calcinated on the surface of the substrate to form a nanoporous metal-oxide layer on the surface. Then, a metallic film may be plated on the nanoporous metal-oxide layer. The metallic film may be plated by an electroless plating method and/or an electroplating method. Articles, such as electronic interposers, may be made using the methods of plating a metal described herein. 1. A method of plating a metal on a substrate , the method comprising: colloidal metal-oxide precursor particles, and', 'aluminum oxide particles;, 'coating a surface of the substrate with a slurry, the slurry comprisingcalcinating the slurry on the surface of the substrate to form a nanoporous metal-oxide layer on the surface of the substrate; andplating the nanoporous metal-oxide layer with a metal.2. The method of claim 1 , wherein the colloidal metal-oxide precursor particles comprise at least one of: aluminum oxide precursor particles claim 1 , silicon oxide precursor particles claim 1 , titanium oxide precursor particles claim 1 , cerium oxide precursor particles claim 1 , and zirconium oxide precursor particles.3. The method of claim 1 , wherein the colloidal metal-oxide precursor particles comprise aluminum oxide precursor particles.4. The method of claim 1 , wherein the colloidal metal-oxide precursor particles comprise aluminum oxide hydroxide particles.5. The method of claim 1 , wherein the metal comprises copper.6. The method of claim 1 , wherein the substrate is a glass or glass-ceramic substrate.7. The method of claim 1 , wherein the substrate is a glass or glass-ceramic substrate comprising a via formed in the substrate and wherein the surface is an interior ...

Systems and methods for acid-treating glass articles

Described herein are various systems and methods for using acidic media to enhance the surface characteristics of glass articles while reducing the adverse effects of precipitate/sludge formation. The systems and methods generally implement a precipitation-capturing device that is configured to 1) permit formation of sludge thereon and 2) reduce formation of the sludge on other solid surfaces involved in the systems and methods.

INORGANIC MEMBRANE FILTER AND METHODS THEREOF

A membrane filter article including: 2. The article of wherein:the porous substrate has a mean pore size of from 3 to 30 microns, a % porosity from 30% to 70%, a cell diameter of from 1 to 4 mm, and a wall thickness of from 0.1 to 1 mm;the porous first membrane layer has a mean pore size selected from at least one of: from 0.5 to 5 microns, or from 0.005 to 0.5 microns; andthe mean pore size of the porous first membrane layer is less than the mean pore size of the porous substrate.3. The article of further comprising a porous second membrane layer on the porous first layer claim 1 , wherein the porous second layer has a pore size property smaller than the pore size property of the porous first layer and the pore size property of the walls of the porous substrate.4. The article of wherein:{'sub': 3', '4, 'the porous second membrane layer comprises SiNbonded SiC, having a mean pore size of from 0.005 to 0.5 micron, and a D50 pore size that is less than the D50 pore size of the porous substrate and the D50 pore size of the porous first membrane.'}5. The article of wherein:{'sub': 3', '4, 'the porous substrate comprises SiC, SiNbonded SiC, or a combination; and'}{'sub': 3', '4, 'the porous first membrane layer comprises SiNbonded SiC.'}6. The article of wherein:the substrate has a % porosity of from 30 to 70%; andthe plurality of cells of the substrate comprise a cell density or the cells per square inch of from 4 to 1500 cpsi.7. The article of wherein the shape of the cell or the channel opening is at least one of: a circle claim 1 , a square claim 1 , a rectangle claim 1 , a hexagon claim 1 , or a combination thereof.8. The article of wherein shape of the cell or the channel opening is a cylinder having a diameter of from 1 to 4 mm claim 1 , the wall thickness is about 0.1 to 1.0 mm claim 1 , and the cell density is from 7 to 200 cpsi.9. A method of making the article of claim 1 , comprising:at least one coating of a green substrate with at least one layer of a first ...

POROUS INORGANIC MEMBRANES AND METHOD OF MANUFACTURE

A method is provided for making a porous inorganic membrane by using a mixture of an inorganic material, organic polymer particles and a solvent to form a slurry, the particles being non-spherical, distributing the slurry onto a surface, drying the slurry to remove the solvent and firing the dried slurry to produce the porous inorganic membrane. Examples of organic polymer particles include particles of acrylic. A substrate with a porous inorganic membrane disposed on the substrate is also provided, the inorganic membrane having an average thickness of from about 0.5 micron to about 30 microns, a porosity of from about 30% to about 65%, a median pore size (d50) of from about 0.01 micron to about 1 micron, and a value of (d90−d10)/d50 less than about 2, as measured by mercury porosimetry. An example of a substrate includes an inorganic porous support. 1. A substrate , comprising:a support; anda porous single modal inorganic membrane disposed on a surface of the support, the porous single modal inorganic membrane having an average thickness of from about 0.5 micron to about 30 microns, a porosity of from about 30% to about 65%, a median pore size (d50) of from about 0.01 micron to about 1 micron, and a value of (d90−d10)/d50 less than about 2, as measured by mercury porosimetry.2. The substrate of wherein the porous single modal inorganic membrane has an average thickness of from about 1 micron to about 10 microns.3. The substrate of wherein the support is an inorganic porous support.4. The substrate of wherein the inorganic porous support is in the form of a honeycomb monolith.5. The substrate of wherein the inorganic porous support comprises a ceramic comprising cordierite claim 3 , alpha-alumina claim 3 , mullite claim 3 , aluminum titanate claim 3 , titania claim 3 , zirconia claim 3 , ceria or combinations thereof6. The substrate of claim 1 , wherein the porous single modal inorganic membrane comprises a porosity of from about 30% to about 65% with a median pore ...

Burner design for particle generation

A method of producing bi-modal particles includes the steps of igniting a first precursor gas using a primary burner thereby producing a first plurality of particles of a first size, fluidly transporting the first plurality of particles down a particle tube, igniting a second precursor gas using a secondary burner thereby producing a second plurality of particles of a second size, flowing the second plurality of particles into the first plurality of particles, and capturing the first and second plurality of particles.

Wireless Charging Device and Method

Disclosed are a wireless charging apparatus and method, wherein the device includes: a receiving coil, connected to a dynamic matching circuit, and the dynamic matching circuit includes a control circuit and at least one kind of matching circuit; the control circuit is connected to the at least one kind of matching circuit; the control circuit is configured to: transmit a control signal for controlling ON and OFF of the at least one kind of matching circuit. The apparatus and method solve the problem of using different wireless charging standards to perform wireless charging and realize a flexible wireless charging mechanism. 1. A wireless charging apparatus , comprising a receiving coil , wherein the receiving coil is connected to a dynamic matching circuit , and the dynamic matching circuit comprises a control circuit and at least one kind of matching circuit; the control circuit is connected to the at least one kind of matching circuit;the control circuit is configured to: transmit a control signal for controlling ON and OFF of the at least one kind of matching circuit.2. The wireless charging apparatus of claim 1 , wherein claim 1 , the matching circuit comprises following types:wireless power consortium (WPC) matching circuit and power matters alliance (PMA) matching circuit.3. The wireless charging apparatus of claim 1 , wherein the apparatus further comprises a wireless charging receiving circuit;the wireless charging receiving circuit is configured to: connect to a control circuit of the dynamic matching circuit through a control line;the wireless charging receiving circuit is configured to: send a control signal to the dynamic matching circuit through the control line to control the dynamic matching circuit selecting one matching circuit from the at least one kind of matching circuit to be connected.4. The wireless charging apparatus of claim 1 , wherein the control circuit is configured as a switch switching between the at least one kind of matching ...

Cordierite membrane on a cordierite monolith

Described herein is a cordierite membrane coated on a monolith substrate formed from cordierite. The membrane coating is formed from cordierite particles which have been processed to have a median particle size diameter of between 1 and 3 microns with a narrow particle size distribution suitable for forming a cordierite membrane on a cordierite monolith substrate. After the cordierite membrane is formed on the cordierite monolith substrate, the cordierite membrane monolith has a pore size of less than 1 micron.

METHODS OF MAKING HONEYCOMB BODIES HAVING INORGANIC FILTRATION DEPOSITS

Methods for applying a surface treatment to a plugged honeycomb body comprising porous wall includes: atomizing particles of an inorganic material into liquid-particulate-binder droplets comprised of an aqueous vehicle, a binder material, and the particles, evaporating substantially all of the aqueous vehicle from the droplets to form agglomerates comprised of the particles and the binder material, and depositing the agglomerates onto the porous walls of the plugged honeycomb body, wherein the agglomerates are disposed on, or in, or both on and in, the porous walls. Plugged honeycomb bodies comprising porous walls and inorganic material deposited thereon are also disclosed. 197.-. (canceled)98. A filtration article comprising:a honeycomb filter body comprising porous walls having pores; andinorganic deposits comprising inorganic material nanoparticles and a binder disposed within the honeycomb filter body;wherein the inorganic deposits comprise a network of aggregated agglomerates of the inorganic material nanoparticles and the binder, the binder comprising a water soluble binder.99. The filtration article of claim 98 , wherein the agglomerates are comprised of nanoparticles of inorganic material and the network of agglomerates comprises aggregates of agglomerates.100. The filtration article of claim 99 , wherein the network of agglomerates comprises clusters or chains of the aggregates.101. The filtration article of claim 100 , wherein at least a portion of the clusters or chains are disposed within the pores in or below the surface of the porous walls claim 100 , at least a portion of the clusters or chains claim 100 , are disposed on the surface of the porous walls.102. The filtration article of claim 100 , wherein a portion of the clusters are porous clusters comprising exposed aggregates of agglomerates.103. The filtration article of claim 102 , wherein the porous clusters comprise one or more chains of two or agglomerates claim 102 , each chain extending in an ...

CARBON-DOPED SILICON DIOXIDE GLASS AND METHODS OF MANUFACTURING THEREOF

A silica-based substrate includes a glass phase and a dispersed phase having carbon, such that the silica-based substrate has a thickness of at least 10 gm. Also disclosed is a method of forming a silica-based substrate, the method including contacting a porous silica soot preform with an organic solution having at least one hydrocarbon precursor to form a doped silica soot preform and heating the doped silica soot preform in an inert atmosphere to form the silica-based substrate. 1. A silica-based substrate comprising:a glass phase;a dispersed phase comprising carbon,wherein the silica-based substrate has a thickness of at least 10 μm.210-. (canceled)11. The substrate of claim 1 , wherein the carbon is a nanostructure comprising at least one of nanoparticles claim 1 , nanorods claim 1 , nanowires claim 1 , nanocylinders claim 1 , or nanoribbons.1218-. (canceled)19. The substrate of claim 1 , wherein the electrical resistivity is in a range of 3000 Ω·cm to 5000 Ω·cm.20. An optical fiber claim 1 , optical attenuator claim 1 , fiber laser claim 1 , or sensor comprising the substrate of .21. A method of forming a silica-based substrate claim 1 , the method comprising:contacting a porous silica soot preform with an organic solution comprising at least one hydrocarbon precursor to form a doped silica soot preform;heating the doped silica soot preform in an inert atmosphere to form the silica-based substrate.22. The method of claim 21 , wherein the porous silica soot preform has a porosity in a range of 25% to 75% and pore sizes in a range of 100 nm to 500 nm.23. The method of claim 22 , wherein the porosity is in a range of 55% to 65% and pore sizes in a range of 100 nm to 300 nm.24. The method of claim 21 , wherein the hydrocarbon precursor comprises at least one of:{'sub': n', '2n+2, '(a) alkanes of the form CH;'}{'sub': n', '2n, '(b) alkenes of the form CH;'}(c) carboxylic acids, amines, or alcohols with an aliphatic group of at least 6 carbon atoms;(d) metal ...

INORGANIC MEMBRANE FILTER AND METHODS THEREOF

A method of making a ceramic honeycomb article which includes: applying at least one green membrane coating layer on a green substrate, the green substrate comprising a plurality of cells comprised of a plurality of interior channels and a plurality of porous interior walls between the channels; drying the at least one green membrane coating layer on the green substrate to produce a green coated substrate; and firing the green coated substrate into a porous substrate, wherein applying the at least one green membrane coating layer and the drying the at least one green membrane coating layer are repeated from 2 to 10 times prior to firing to form multiple green membrane coating layers on the green substrate and wherein the firing the green coated substrate forms a ceramic honeycomb article comprised of the porous substrate and multiple fired coating layers on the porous substrate. 1. A method of making a ceramic honeycomb article , comprising:applying at least one green membrane coating layer on a green substrate, the green substrate comprising a plurality of cells comprised of a plurality of interior channels and a plurality of porous interior walls between the channels;drying the at least one green membrane coating layer on the green substrate to produce a green coated substrate; andfiring the green coated substrate into a porous substrate,wherein applying the at least one green membrane coating layer and the drying the at least one green membrane coating layer are repeated from 2 to 10 times prior to firing to form multiple green membrane coating layers on the green substrate andwherein the firing the green coated substrate forms a ceramic honeycomb article comprised of the porous substrate and multiple fired coating layers on the porous substrate.2. The method of claim 1 , wherein the green substrate comprises cordierite precursors claim 1 , and the firing of the green coated substrate is accomplished at from 1400 to 1450° C.3. The method of wherein the green ...

INTERPOSER WITH MANGANESE OXIDE ADHESION LAYER

A method of forming an article, comprising: forming an adhesion layer comprising MnOon a glass, glass-ceramic or ceramic wafer; calcining the adhesion layer such that a first portion of the MnOof the adhesion layer is chemically bonded to the wafer; depositing a metal layer on the adhesion layer; and processing the metal layer and the adhesion layer such that a portion of the MnOof the adhesion layer is chemically bonded to the metal layer. 1. A method of forming an article , comprising:{'sub': 'x', 'forming an adhesion layer comprising MnOon a wafer, the wafer comprising glass, a glass-ceramic or a ceramic;'}{'sub': 'x', 'calcining the adhesion layer, the calcining comprising heating the adhesion layer to form a calcined adhesion layer, the calcined adhesion layer comprising a chemical bond between the MnOand the wafer; and'}depositing a conductive layer on the calcined adhesion layer, the conductive layer comprising a first metal.2. The method of claim 1 , wherein the wafer comprises glass.3. The method of claim 1 , wherein the conductive layer comprises a thickness of from about 50 nm to about 50 μm.4. The method of claim 1 , wherein the first metal comprises Cu.5. The method of claim 1 , wherein the depositing a conductive layer comprises electroless deposition of the first metal.6. The method of claim 1 , wherein the calcining comprises heating the adhesion layer to a temperature in the range from 200° C. to 800° C.7. The method of claim 1 , wherein the calcined adhesion layer comprises Mn in two or more oxidation states.8. The method of claim 1 , wherein the wafer comprises a via and the forming an adhesion layer comprises forming the adhesion layer on a sidewall of the via.9. The method of claim 8 , wherein the sidewall has a length in a direction normal to a surface of the wafer and the adhesion layer directly contacts the sidewall along an entirety of the length.10. The method of claim 1 , further comprising thermal treatment of the conductive layer claim 1 ...

MEDIA AND METHODS FOR ETCHING GLASS

Described herein are aqueous acidic glass etching solutions or media comprising HF and HSO, wherein HF is present in concentrations not exceeding about 1.3M. The etching solutions are used to treat glass articles such as thin glass sheets at above-ambient temperatures to etch slight thicknesses of surface glass therefrom, the etching solutions exhibiting improved stability against dissolved glass precipitation and rapid glass removal rates at slightly elevated temperatures. 1. A method for treating a glass article , the method comprising contacting the glass article with an aqueous acidic etching solution comprising HF and HSO , wherein HF is present in a concentration not exceeding about 1.3M , and wherein the contacting is conducted at a temperature in excess of about 25° C.2. The method of claim 1 , wherein the contacting is conducted at a temperature of at least about 30° C.3. The method of claim 1 , wherein the contacting comprises spraying the glass article with the aqueous acidic etching solution at a solution temperature of about 30 to about 45° C.4. The method of claim 1 , wherein the contacting is conducted for a time sufficient to remove a glass surface layer having a thickness of about 1 to about 4 micrometers from the glass article.5. The method of claim 1 , wherein the glass article comprises an alkali aluminosilicate glass comprising potassium oxide.6. The method of claim 1 , wherein the glass article is a glass sheet having a thickness not exceeding about 2 millimeters.7. The method of claim 1 , wherein the glass article comprises a potassium oxide-containing surface compression layer.8. The method of claim 1 , wherein the glass article comprises a surface compression layer having an exposed surface comprising potassium oxide in a concentration greater than about 10 weight percent.9. The method of claim 1 , wherein the aqueous acidic etching solution consists essentially of HF claim 1 , HSO claim 1 , water claim 1 , and dissolved glass constituents ...

METHOD FOR INCREASING FRACTURE TOUGHNESS OF GLASS RIBBONS

Methods for producing a glass sheet are provided. The methods can include forming a glass ribbon from molten glass, applying a polymer precursor to at least a portion of a first or second major surface of the glass ribbon, curing the polymer precursor to form a polymer coating, and separating the glass ribbon to produce at least one glass sheet. Glass ribbons and glass sheets produced by these methods are also disclosed. 1. A method for forming a glass sheet , comprising:melting glass batch materials to form molten glass;processing the molten glass to form a glass ribbon comprising a first major surface and a second major surface;applying a polymer precursor to at least a portion of at least one of the first major surface or the second major surface, a surface temperature of the portion equal to or greater than 300° C.;curing the polymer precursor to form a polymer coating; andseparating the glass ribbon to produce at least one glass sheet,the polymer precursor curable within a time period of less than about 10 seconds at a curing temperature ranging from about 300° C. to about 600° C.2. The method of claim 1 , wherein curing comprises in situ thermal curing.3. The method of claim 1 , wherein applying the polymer precursor comprises applying a solution comprising at least one polymer precursor and at least one solvent.4. The method of claim 1 , wherein applying the polymer coating comprises spray coating.5. The method of claim 1 , wherein the polymer coating comprises a polymer chosen from polyimides claim 1 , polyamides claim 1 , polysulfones claim 1 , polybenzimidazoles claim 1 , silicones claim 1 , epoxies claim 1 , acrylates claim 1 , and combinations thereof.6. The method of claim 1 , wherein the polymer precursor is curable within a time period of about 3 seconds to about 6 seconds at a curing temperature ranging from about 300° C. to about 450° C.7. The method of claim 1 , wherein an average thickness of the polymer coating is equal to or less than about 50 μ ...

INORGANIC MEMBRANE FILTRATION ARTICLES AND METHODS THEREOF

An inorganic membrane filtration article and methods for making the same. The membrane filtration article includes a sintered flow-through ceramic honeycomb with a plurality of partition walls defining a plurality of open channels from an inlet end of the honeycomb to an outlet end of the honeycomb. The honeycomb is formed from a cordierite composition with low-sodium and/or low-potassium content for enhanced filtration performance. 1. A membrane filtration article comprising:a sintered flow-through ceramic honeycomb comprising a plurality of porous partition walls defining a plurality of open channels, the open channels extend in an axial direction from an inlet end to an outlet end of the honeycomb,{'sub': 2', '3', '2', '2, 'the plurality of partition walls include a composition comprising: AlO32-38 wt. %; SiO47-53 wt. %; MgO 10-16 wt. %; and NaO 0.01-0.10 wt. %, and'}wherein at least 95 wt. % of the composition of the porous partition walls is a cordierite crystalline phase.2. The article of wherein the composition of the porous partition walls includes KO 0.01-0.03 wt. %.3. The article of wherein the composition of the porous partition walls includes CaO 0.01-0.15 wt. %; FeO0.4-1.0 wt. %; NiO 0.001-0.01 wt. %; and TiO0.1-0.5 wt. %.4. The article of wherein the sintered flow-through ceramic honeycomb includes from 0.5 to 31 open channels per square centimeter of the inlet end.5. The article of wherein at least one of the porous partition walls have a thickness from 0.1 mm to 2.5 mm.6. The article of wherein the porous partition walls have pore diameters from about 1 micron to about 15 microns.7. The article of wherein the porous partition walls of the sintered flow-through ceramic honeycomb include a median pore diameter D50 from 2 microns to 10 microns.8. The article of further comprising a porous membrane layer on at least a portion of the porous partition walls claim 1 , the porous membrane layer comprises at least 50 wt. % o of a composition comprising:{'sub ...

3D INTERPOSER WITH THROUGH GLASS VIAS - METHOD OF INCREASING ADHESION BETWEEN COPPER AND GLASS SURFACES AND ARTICLES THEREFROM

In some embodiments, a method comprises leaching a surface of a glass or glass ceramic substrate to form a leached layer. The glass or glass ceramic substrate comprises a multi-component material. The material has a bulk composition, in mol % on an oxide basis: 51% to 90% SiO; 10% to 49% total of minority components RO. Leaching comprises selectively removing components ROof the glass or glass ceramic substrate preferentially to removal of SiO. In the leached layer, the ROconcentration is 50% or less than the ROconcentration of the bulk composition. 1. A method , comprising:leaching a surface of a glass or glass ceramic substrate to form a leached layer; [ [{'sub': '2', '51% to 90% SiO;'}, {'sub': 'x', '10% to 49% total of minority components RO; and'}], 'the glass or glass ceramic substrate comprises a multi-component material, the material having a bulk composition, in mol % on an oxide basis, {'sub': x', '2, 'wherein leaching comprises selectively removing components ROof the glass or glass ceramic substrate preferentially to removal of SiO;'}, {'sub': x', 'x, 'wherein, in the leached layer, the ROconcentration is 50% or less than the ROconcentration of the bulk composition.'}], 'wherein2. The method of claim 1 , further comprising:etching the surface; {'sub': 2', 'x, 'etching comprises selectively removing SiOfrom the substrate preferentially to removal of minority components RO.'}, 'wherein3. The method of claim 2 , wherein:leaching the surface is performed before etching the surface.4. The method of claim 2 , wherein:leaching the surface is performed after etching the surface.5. The method of claim 1 , wherein:after leaching, the surface has a surface roughness Ra of 0.3 nm or more, and the leached layer has a thickness of 100 nm or more.6. The method of claim 2 , wherein:after leaching and etching, the surface has a surface roughness Ra of 0.4 nm or more, and the leached layer has a thickness of 20 nm or more.7. The method of claim 2 , wherein:after leaching ...

METHODS OF INCREASING ADHESION BETWEEN A CONDUCTIVE METAL AND AN OXIDE SUBSTRATE AND ARTICLES MADE THEREFROM

A method for bonding a conductive metal to an oxide substrate includes applying a porous coating to a surface of the oxide substrate, the porous coating including a porous oxide and catalyst nanoparticles dispersed therein, and depositing a conductive metal onto the porous coating. A portion of the conductive metal may be deposited within the pores of the porous coating to couple the conductive metal to the porous coating. Articles are also disclosed that include the oxide substrate, the porous coating coupled to a surface of the oxide substrate, and the conductive metal coupled to the porous coating. The porous coating may include a porous oxide and catalyst nanoparticles dispersed within the metal oxide. A portion of the conductive metal may be deposited within the pores of the porous coating to interlock the conductive metal to the porous coating. 1. A method for coupling a conductive metal to an oxide substrate , the method comprising:applying a coating mixture to a surface of the oxide substrate, the coating mixture comprising an oxide solid particulate and a plurality of catalyst nanoparticles;heat treating the coating mixture to form a porous coating on the surface of the oxide substrate, the porous coating comprising a porous oxide having pores and a plurality of catalyst nanoparticles dispersed within the porous oxide; anddepositing the conductive metal onto the porous coating, wherein at least a portion of the conductive metal is deposited within the pores of the porous coating to couple the conductive metal to the porous coating.2. The method of claim 1 , wherein the porous coating has an average pore size of from 2 nm to 50 nm.3. The method of claim 1 , wherein the porous coating has an average pore volume of from 0.20 cm/g to 1.00 cm/g.4. The method of claim 1 , wherein the conductive metal comprises a metal for which the corresponding metal oxide has an enthalpy of formation of greater than or equal to −100 kCal/mol.5. The method of claim 1 , wherein ...

Method for preparing a porous inorganic coating on a porous support using certain pore formers

Sol-gel derived high performance catalyst thin films for sensors, oxygen separation devices, and solid oxide fuel cells

A method of forming a sol-gel derived catalyst thin film on an electrolyte substrate includes forming a cathode precursor sol and/or composite cathode slurry, depositing the cathode precursor sol or slurry on the electrolyte and drying the deposited film to form a green film, and heating the green film to form a sol-gel derived catalyst thin film. An electrochemical cell such as a solid oxide fuel cell can include the sol-gel derived catalyst thin film.

Method for increasing fracture toughness of glass ribbons

Methods for producing a glass sheet are provided. The methods can include forming a glass ribbon from molten glass, applying a polymer precursor to at least a portion of a first or second major surface of the glass ribbon, curing the polymer precursor to form a polymer coating, and separating the glass ribbon to produce at least one glass sheet. Glass ribbons and glass sheets produced by these methods are also disclosed.

Hydrothermally-Stable Silica-Based Composite Membranes for Hydrogen Separation

Thin layers of a mixed composition are deposited on a porous substrate by chemical vapor deposition in an inert atmosphere at high temperature. The resulting membrane has excellent stability to water vapor at high temperatures. An exemplary membrane comprises an amorphous mixed-element surface layer comprising silica and at least one oxide of additional element, an optional porous substrate on which said surface layer is deposited, and a porous support on which said substrate or mixed-element surface layer is deposited, wherein the permeance of the membrane is higher than 1×10 −7 mol m −2 s −1 Pa −1 and the selectivity of H 2 over CO, CO 2 , and CH 4 is larger than 100, and wherein the H 2 permeance of the membrane after exposure to a stream containing 60 mol % water vapor at 673 K for 120 h is at least 50% of its initial H 2 permeance.

Coating apparatus and method for forming a coating layer on monolith substrates

A coating apparatus includes modular interfaces and substrate receptors for accommodating various shapes and sizes of monolith substrates when coating layers are applied onto the monolith substrates. The monolith substrates are laterally surrounded by an elastically deformable sleeve that prevents lateral leakage of a vacuum out of the monolith substrate when a vacuum is applied to opposing ends of the monolith substrate, thereby eliminating needs for bulky vacuum chambers. The coating apparatus also includes valves and control apparatus that enable excess precursor liquid to be drained from monolith channels in-situ, without the use of additional spin-drying steps. Coating methods for using the coating apparatus are provided.

Method for preparing a porous inorganic coating on a porous support using certain pore formers

Methods for preparing porous inorganic coatings (50) on porous supports (10) using certain pore formers such as protein, starch or synthetic polymer particles, and porous supports coated with porous inorganic coatings. The porous inorganic coatings may serve as membranes useful in, for example, liquid-liquid, liquid-particulate, gas-gas, or gas-particulate separation applications.

Glass article having a polyimide layer and method of increasing adhesion between metal and glass

A coated substrate is provided. The coated substrate including a glass, glass ceramic, or silicon wafer substrate having a surface. A polyimide layer is disposed on the surface. Additionally, a metal layer is disposed on the polyimide layer, the polyimide layer promoting adhesion of the metal layer to the substrate.

Monolith membrane module for liquid filtration

A monolithic multi-channel substrate having a porous monolithic body or cross-flow filtration module defining a plurality of flow channels disposed in the body and extending from an upstream inlet or feed end to a downstream outlet or exhaust end. Porous channel walls surround each of the plurality of flow channels. The plurality of flow channels have a channel hydraulic diameter less than or equal to 1.1 mm. The porous body further comprises a networked pore structure of interconnected pores forming torturous fluid paths or conduits. The tortuous paths formed by the porous body provide a flow path for directing filtrate separated from a process stream to an exterior surface of the body.

Hybrid Organic-Inorganic Gas Separation Membranes

The invention discloses a composition comprising a hybrid composite organic-inorganic membrane. The hybrid organic-inorganic membrane according to the present invention may comprise an amorphous porous layer incorporating organic functionalities. The amorphous porous layer may be deposited on a porous alumina substrate by chemical vapor deposition (CVD). The amorphous porous layer may comprise a single top-layer (STL), multiple top-layers (MTL) or mixed top-layers (XTL). The substrate may comprise a single layer or multiple graded layers of alumina.

Cordierite membrane on a cordierite monolith

Method for preparing a porous inorganic coating on a porous support using certain pore formers

Methods for preparing porous inorganic coatings on porous supports using certain pore formers, and porous supports coated with porous inorganic coatings. The porous inorganic coatings may serve as membranes useful in, for example, liquid-liquid, liquid-particulate, gas-gas, or gas-particulate separation applications.

Methods of making inorganic membranes

Methods of making inorganic membranes, for example, methods of making gamma-alumina inorganic membranes which can be useful for, for example, molecular level gas separations and/or liquid filtration are described.

Single-mode optical fiber with dyed thin coating

The present disclosure relates to a thin coated optical fiber that enables connector assembly without stripping the optical fiber. In particular, the thin coating comprises a hard coating, a dye concentrate, and an adhesion promoter. The formulation of the coating promotes adhesion to a glass cladding of the optical fiber and to a ferrule bore (into which the optical fiber is inserted) by not causing silane decomposition of the coating. Moreover, the coating is colored to enable, among other things, fiber identification within a connector. The thin coated optical fibers exhibit good mechanical and optical performance properties as discussed herein.

Optical fiber having thin coating diameter without increased microbend sensitivity

Embodiments of the disclosure relate to an optical fiber. The optical fiber includes a glass core and a glass cladding surrounding the glass core. The glass cladding defines a glass diameter of the optical fiber. A primary coating surrounds the glass cladding, and the primary coating has a first elastic modulus and a first thickness. A secondary coating surrounds the primary coating, and the secondary coating has a second elastic modulus and a second thickness. The second elastic modulus is greater than the first elastic modulus, and the second thickness is as thick or thicker than the first thickness. The optical fiber has an outer surface defining a fiber diameter in a range from 160 microns to 175 microns. The glass diameter of the optical fiber is in a range from 100 microns to 130 microns.

Glass article having a polyimide layer and method of increasing adhesion between metal and glass

A coated substrate is provided. The coated substrate including a glass, glass ceramic, or silicon wafer substrate having a surface. A polyimide layer is disposed on the surface. Additionally, a metal layer is disposed on the polyimide layer, the polyimide layer promoting adhesion of the metal layer to the substrate.

Cordierite-based composite membrane coated on cordierite monolith

Composite-membrane monoliths include a cordierite monolith having a cordierite-ceramic composite membrane bonded to surfaces thereof with a surface median pore size. The cordierite-ceramic composite membrane has membrane surfaces with a membrane median pore size of 0.3 µm or less. The cordierite-ceramic composite membrane may be a composite formed by firing the cordierite monolith subsequent to applying a cordierite-ceramic composite slip to surfaces thereof. The cordierite-ceramic slip may include cordierite particles and ceramic particles. The cordierite particles may have a cordierite median particle size smaller than the surface median pore size. The ceramic particles may have a ceramic median particle size smaller than the cordierite median particle size.

Interposer with manganese oxide adhesion layer

A method of forming an article, comprising: forming an adhesion layer comprising MnOx on a glass, glass-ceramic or ceramic wafer; calcining the adhesion layer such that a first portion of the MnOx of the adhesion layer is chemically bonded to the wafer; depositing a metal layer on the adhesion layer; and processing the metal layer and the adhesion layer such that a portion of the MnOx of the adhesion layer is chemically bonded to the metal layer.

Polymer-based portion, adhesive, foldable apparatus, and methods of making

Polymer-based portions comprise an index of refraction ranging from about 1.49 to about 1.55. In some embodiments, the polymer-based portion comprises the product of curing 45-75 wt % of a difunctional urethane-acrylate oligomer with 25-55 wt % of a difunctional cross-linking agent and optionally a reactive diluent. In some embodiments, the polymer-based portion comprises the product of curing 75-100 wt % of a reactive diluent and optionally one or more a difunctional urethane-acrylate oligomer and/or a difunctional cross-linking agent. Adhesives comprise an index of refraction ranging from about 1.49 to about 1.55. In some embodiments, the adhesive comprises the product of heating 10-35 wt % of a silane-hydride-terminated siloxane and 65-90 wt % of a vinyl-terminated siloxane. In some embodiments, the adhesive comprises the product of irradiating a thiol-containing siloxane and a photo-initiator with at least one wavelength of light that the photo-initiator is sensitive to. Foldable apparatus can comprise the polymer-based portion and/or adhesive.

3d interposer with through glass vias - method of increasing adhesion between copper and glass surfaces and articles therefrom

In some embodiments, a method comprises leaching a surface of a glass or glass ceramic substrate to form a leached layer. The glass or glass ceramic substrate comprises a multi-component material. The material has a bulk composition, in mol% on an oxide basis: 51% to 90% SiO 2 ; 10% to 49% total of minority components RO x . Leaching comprises selectively removing components RO x of the glass or glass ceramic substrate preferentially to removal of SiO 2 . In the leached layer, the RO x concentration is 50% or less than the RO x concentration of the bulk composition.

Method for preparing a porous inorganic coating on a porous support using certain pore fillers

Methods for preparing porous inorganic coatings on porous supports using certain pore fillers, and porous supports coated with porous inorganic coatings. The porous inorganic coatings may serve as membranes useful in, for example, liquid-liquid, liquid-particulate, gas-gas, or gas-particulate separation applications.

Methods of surface treating honeycomb bodies with sacrificial particles

Methods for manufacturing a honeycomb structured article comprising delivering first particles from a first suspension of first particles axially into the channels by flowing the first particles into the honeycomb structure so at least some of the first particles are disposed in, over, and/or around the surface openings, and terminating the delivering of the first particles into the channels after a selected deposited amount of first particles has been deposited within the honeycomb structure, the selected deposited amount of first particles per volume of the honeycomb structure being greater than 0.01 grams/liter and less than 5.0 grams/liter, wherein the first particles are comprised of sacrificial particles comprised of an organic material comprised of macromolecules, one or more polymers, or combinations thereof. Second particles are then deposited over the first particles.

Carbon-doped silicon dioxide glass and methods of manufacturing thereof

A silica-based substrate includes a glass phase and a dispersed phase having carbon, such that the silica-based substrate has a thickness of at least 10 gm. Also disclosed is a method of forming a silica-based substrate, the method including contacting a porous silica soot preform with an organic solution having at least one hydrocarbon precursor to form a doped silica soot preform and heating the doped silica soot preform in an inert atmosphere to form the silica-based substrate.

低靜電放電熔融抽拉玻璃之表面處理

一種改良玻璃片之靜電放電性質的方法，包括使用增加平均表面粗糙度的處理溶液處理該玻璃片之至少一側，以及移除該處理溶液。該玻璃片之該至少一經處理側的平均表面粗糙度可以從約0.3 nm至約100 nm。該處理之前的該玻璃片和該處理之後的該玻璃片之間的電壓降低百分比可以從約1.5%至約40%。一種具有第一側及第二側的玻璃片，該第一側具有從約0.3 nm至約100 nm的平均表面粗糙度，並且該第二側具有從約0.1 nm至約100 nm的平均表面粗糙度。該玻璃片可以具有至少約100 mm的長度及小於約1.0 mm的厚度。

Method and apparatus for planning automatic parking path, and medium and device

The present disclosure provides a method and an apparatus for planning an automatic parking path, a medium and a device and belongs to the field of self driving technologies. The method includes: extracting perception information within a predetermined parking space including a target vehicle place, which is perceived by a vehicle; based on the perception information, identifying a ground sideline of the target parking place, a road sideline and an actual obstacle contour line; cropping the ground sideline and the road sideline intersecting with the ground sideline and taking remaining ground sideline and road sideline as corresponding boundaries of an available parking space of the target parking place; and, performing collision detection based on the corresponding boundaries of the available parking space and the actual obstacle contour line, and based on a result of the collision detection, performing vehicle trajectory planning to obtain an automatic parking planning path.

Automatic parking path planning method and apparatus, medium and device

The present disclosure provides a method and an apparatus for planning an automatic parking path, a medium and a device and belongs to the field of self driving technologies. The method includes: extracting perception information within a predetermined parking space including a target vehicle place, which is perceived by a vehicle; based on the perception information, identifying a ground sideline of the target parking place, a road sideline and an actual obstacle contour line; cropping the ground sideline and the road sideline intersecting with the ground sideline and taking remaining ground sideline and road sideline as corresponding boundaries of an available parking space of the target parking place; and, performing collision detection based on the corresponding boundaries of the available parking space and the actual obstacle contour line, and based on a result of the collision detection, performing vehicle trajectory planning to obtain an automatic parking planning path. The present disclosure can provide an automatic parking process in a specific environment with a larger free parking space as compared with the prior art, so as to improve a success rate of planning an automatic parking path, and improve a parking efficiency.

Carbon-doped silicon dioxide glass and methods of manufacturing thereof

A silica-based substrate includes a glass phase and a dispersed phase having carbon, such that the silica-based substrate has a thickness of at least 10 µm. Also disclosed is a method of forming a silica-based substrate, the method including contacting a porous silica soot preform with an organic solution having at least one hydrocarbon precursor to form a doped silica soot preform and heating the doped silica soot preform in an inert atmosphere to form the silica-based substrate.

Gas Separation Module

A porous structure sealed at both ends for use in a gas separation module; and a method for separating components of a gas stream.

Gas separation module

A porous monolithic structure sealed at both ends for use in a gas separation module comprising through channels, the end of the porous structure (20) being sealed hermetically with a coating (16a, 16b) which leaves the channels open; and a method for separating components of a gas stream.

Cordierite membrane on a cordierite monolith

Described herein is a cordierite membrane coated on a monolith substrate formed from cordierite. The membrane coating is formed from cordierite particles which have been processed to have a median particle size diameter of between 1 and 3 microns with a narrow particle size distribution suitable for forming a cordierite membrane on a cordierite monolith substrate. After the cordierite membrane is formed on the cordierite monolith substrate, the cordierite membrane monolith has a pore size of less than 1 micron.

Hydrogen-selective silica-based membrane

A hydrogen permselective membrane, a method of forming a permselective membrane and an apparatus comprising a permselective membrane, a porous substrate and an intermediate layer are described.

Automatic parking path planning method and apparatus, medium and device