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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 6. Отображено 6.
14-10-2009 дата публикации

Method for preparing nano materials by direct electrodeposit in ionic liquid microemulsion

Номер: CN0101555608A
Принадлежит:

The invention relates to a method for preparing nano materials by direct electrodeposit in ionic liquid microemulsion, a new technology for preparing nano materials, which combines an electrochemical method and a microemulsion method. Under the effect of surface active agent polyoxyethylene octyl phenyl ether, 1-butyl-3-methylimidazole hexaflourophosphate salt ionic liquid and aqueous solution form water drum ionic liquid microemulsion with relatively high electroconductibility; an electroconductive electrode and the water drum ionic liquid microemulsion form an electrode system. A nano metal plating featuring controllable size and even distribution is prepared in a 'nano pool' in ionic liquid microemulsion by a current control method or an electric potential control method; wherein, size of the nano particles can be controlled by the mol ratio between water and the surface active agent; the technology for preparing novel nano materials has the advantages of low equipment cost, easy operation ...

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16-09-2009 дата публикации

Method for preparing mesoporous carbon material

Номер: CN0101531360A
Принадлежит:

The invention belongs to the technical field of porous carbon material preparation and provides a method for preparing a mesoporous carbon material. In the method, two polymers are mixed in certain solvent and can form the characteristic of a phase separation structure and thermal stability difference thereof; the polymer with high thermal stability is used as a carbon precursor; the thermally instable polymer which can be gasified during high-temperature treatment is used as pore former; two polymers are solved and mixed directly; certain quantity of solid alkali is added; the solvent is removed; the polymers are carbonized; and the mesoporous carbon material is obtained. The invention uses the synergic action of gasification pore-forming and chemical activation pore-forming to realize the forming of a pore structure of the carbon material and the control towards the pore structure of the carbon material. The specific area of the prepared carbon material is more than 1300m <2>/g, the average ...

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14-10-2009 дата публикации

Method for preparing high purity anhydrous magnesium chloride by gas-solid reaction

Номер: CN0101555028A
Принадлежит:

The invention provides a method for preparing high purity anhydrous magnesium chloride by gas-solid reaction, relating to the inorganic material preparation in the field of nonferrous metallurgy, in particular to a method for preparing high purity anhydrous magnesium chloride by gas-solid reaction of dehydrated ammonium carnallite or dehydrated bischofite and solid ammonium chloride. The invention is characterized in that taking byproduct NH4Cl solution obtained by production of magnesite by depositing magnesium by ammonia process and saltlake brine as raw materials to prepare ammonium carnallite or directly taking saltlake bischofite as raw material; then dehydrating the ammonium carnallite in hot air in certain conditions to form low-water ammonium carnallite or dehydrating saltlake bischofite into lower hydrate bischofite in shielding gas atmosphere; then mixing dehydration product and solid ammonium chloride following a certain proportion and then dehydrating and calcining the mixture ...

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16-09-2009 дата публикации

Method for preparing porous carbon electrode material used for super capacitor

Номер: CN0101531358A
Принадлежит:

The invention belongs to the technical field of porous carbon material preparation and provides a method for preparing an electrode carbon material used for a super capacitor with excellent specific energy and specific power performance. In the method, phenol compound such as hydroxyphenol and the like reacts with methanol in a hydro-thermal reactor completely in the presence of catalyst and added heat instable polymer polyethyleneglycol in certain proportion to obtain dark red colloid which is dried completely and is carbonized in a tubular furnace under the protection of nitrogen, and a required product is obtained. The quality specific capacitance of the product in aqueous electrolyte can be 170F/g, and the power density and the energy density can be 39KW/Kg and 3.8Wh/Kg respectively. The quality specific capacitance of the product in organic electrolyte can be 120F/g, and the power density and the energy density can be 22KW/Kg and 12Wh/Kg respectively. The electrode carbon material ...

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08-06-2011 дата публикации

Preparation and application of composite photo-catalysis bactericide for visible light response

Номер: CN0102085481A
Принадлежит:

The invention relates to application of a nano composite material serving as a photo-catalysis sterilization antibacterial agent responding to visible light. The photo-catalysis material is a complex of copper chromate and titanium dioxide, and has good killing effect on escherichia coli under the irradiation of the visible light. In suspension, the photo-catalyst performs an analog sunlight catalysis sterilization experiment for 104CFU/mL escherichia coli; and when the consumption of the photo-catalyst is 1.0 to 3.0mug/mL, the mass percentage of TiO2 in the composite photo-catalyst is 70 to 90 percent, and the sterilization rate after 30 minutes reaches over 90 percent. When the analog sunlight catalysis sterilization experiments are performed on a ceramic tile coated with the photo-catalyst and a veneer coated with a coating containing the photo-catalyst, the sterilization rates after 30 minutes are over 90 percent and 85 percent respectively; and when the sunlight sterilization experiments ...

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16-09-2009 дата публикации

Method for preparing porous carbon material used for storing energy

Номер: CN0101531359A
Принадлежит:

The invention provides a method for preparing a special carbon material with sheet stacked phase structure, integrated carbon atoms at the edge of pore wall surface and controllable pore structure. Special middle phase bitumen is used as a carbon precursor. The carbon precursor is mixed with an inorganic template uniformly in a certain way, the heat preservation is carried out under certain temperature for 0.5 to 10 hours, an electric cooker is heated to 900 DEG C at the speed of 5-20 DEG C/min, and the temperature is kept for 1 to 2 hours. The template is removed, and the carbon material with special phase, surface and pore structure is prepared. The carbon material is subjected to heat treatment within the range of 1500 to 2600 DEG C, and the graphitization degree of the carbon material is adjusted. The method for preparing the carbon material has the advantages of easily obtained raw material and simple technology. Being used as electrode material of a super capacitor, the quality specific ...

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