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1.
Synthesis of Nanoparticles of Titanium Dioxide and Silicon Dioxide with Intercaled Silver Nano-particles for Obtaining Multifunctional Coatings on Sodialcial Silicate Glass
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(Coatings)
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A study of the properties of multifunctional coatings based on silicon dioxide and titanium dioxide with the inclusion of silver nanoparticles in their structure is presented. At present, there are methods ...
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2.
ON HIGH-TECH APPLICATIONS OF ZIRCONIUM DIOXIDE, PARTIALLY STABILIZED WITH YTTRIUM OXIDE (REVIEW)
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(Not-set)
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An overview of the applications of zirconium dioxide, partially stabilized with yttrium oxide, in various high-tech fields is presented. Particular attention is paid to its use in supercapacitors, where ...
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3.
Synthesis of Mullite on the Basis of Aluminum- and Silicon Oxygen Products of Sulfuric-Acid Processing of Nepheline
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(Science for ceramic production)
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For the synthesis of mullite 3Al 2 O 3 & middot; 2SiO 2 , hydrated aluminum oxide (GOA) and silicon dioxide SiO 2 obtained by sulfuric acid treatment of nepheline, as well as commercial finely dispersed ...
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4.
Ceramics modification with an organosiloxane capable of trans-formation into silicon carbide
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(Science for ceramic production)
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... the composition in the presence of a catalyst of molybdenum chloride, the transition of polydimethylsilane to polycarbosilane is observed, followed by the transition of the latter to silicon carbide. It ...
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5.
Formation of surface profile for units made of optical ceramics by siliconorganics laser pyrolysis
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(Coatings)
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... local deposition of silicon dioxide on the surface of coatings by laser pyrolysis of tetraethoxysilane vapor in the presence of ozone. The characteristics of experimental samples, their comparison with ...
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6.
Phase transformations of silicon-aluminum-magnesium systems based on a precursor obtained by micellar technology [20-25]
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(Science for ceramic production)
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Phase transformations of model compositions of cordierite ceramics based on silicon dioxide synthesized by micellar technology have been studied by thermogravimetry, differential scanning analysis, and ...
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7.
Regulating properties of silicon carbide ceramics by batch granu-lometry variation
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(Science for ceramic production)
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An energy-efficient method for creating composite materials based on SiC modified with oxide eutectic compositions with high mechanical characteristics has been proposed. The effect of varying the particle ...
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8.
ELECTRON-BEAM POWDER SURFACING OF Al2O3 ONTO TITANIUM IN THE FORE-VACUUM PRESSURE RANGE WITH PRELIMINARY POWDER DEGASSING
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(Not-set)
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The results of producing an Al2O3 composite coating on titanium by electron-beam cladding in the forevacuum pressure range (3…30 Pa) are presented. The microstructure, phase composition, and mechanical ...
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9.
CERAMICS BASED ON POWDERS SYNTHESIZED FROM CALCIUM NITRATE AND SILICIC ACID PREPARED VIA ION EXCHANGE METHOD
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(Not-set)
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... by feeding an aqueous solution of sodium silicate Na2SiO3 from the bottom to top. The powders after synthesis contained hydrated calcium silicates and hydrated silicon dioxide. The powder synthesized from ...
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10.
TECHNOLOGY OF QUARTZ GLASS PRODUCTION FROM NATURAL AND SYNTHETIC RAW MATERIALS
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(Not-set)
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When comparing the optical characteristics of the obtained glasses in the UV region of the spectrum, it was shown that the glasses welded from KFK have greater transparency and higher transmission in the ...
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11.
OPTICAL PROPERTIES OF HIGH PURITY SYNTHETIC QUARTZ GLASS AFTER HYDROGENATION
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(Not-set)
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... grid of quartz glass, namely, transitions of silicon oxygen-deficient centers of the non-bridge oxygen type, which are deactivated by atomic hydrogen to form stable Si–O–H hydroxyl groups, which in turn ...
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12.
SYNTHESIS OF POROUS MATERIALS BASED ON TPP ASH-SLAG WASTE USING “SELF-FOAMING” TECHNOLOGY
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(Not-set)
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The peculiarities of obtaining porous materials based on different types of ash and slag materials (fly ash, boiler slag, ash-slag mixture) by the “self-foaming” technology using Na2B4O7 flux were studied. ...
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13.
SYNTHESIS OF TITANIUM OXIDE POWDERS FROM VARIOUS TITANIUM SALTS AND STUDY OF ITS PROPERTIES
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(Not-set)
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In this work, a number of titanium oxide powders with different crystal structures and textural characteristics were synthesized. The initial raw materials were metallic titanium and rutile (rutile particle ...
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14.
GRINDING OF BIOGENIC SILICA
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(Not-set)
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The temperature regimes of the thermal extraction method for obtaining silicon dioxide from rice husk and various conditions of subsequent milling were investigated. Elemental, X-ray phase, petrographic ...
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15.
INORGANIC FOAMED THERMAL INSULATION MATERIALS BASED ON MINERAL SILICA-CONTAINING RAW MATERIALS
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(Not-set)
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Thermal insulation and composite foamed inorganic materials with a reduced thermal conductivity of 0,064…0,076 W/(m·K) have been developed on the basis of technogenic silica-containing raw materials. The ...
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16.
INFLUENCE OF TEMPERATURE ON THE PROPERTIES OF FREE LOADED INORGANIC OXIDE NANO POWDERS
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(Not-set)
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A comparative study was carried out on the possibility of controlling the average sizes of nano-sized powders of silicon dioxide and aluminum oxide obtained by electron beam evaporation, pyrogenic, liquid ...
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17.
THERMODYNAMIC ANALYSIS OF OXIDE-CARBON AND CARBON MONOXIDE CHEMICAL REACTIONS IN ORDER TO SELECT ADDITIVES FOR CARBON NANOTUBE REINFORCED CORUNDUM CERAMICS
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(Not-set)
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The calculation of Gibbs energy for reactions of interaction of ZrO2, Al2O3, SiO2, TiO2, CaO and MnO with carbon and carbon monoxide in temperature range 1273 – 2273 К (1000 – 2000 ?С) is made to select ...
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18.
INFLUENCE OF CeO2 ON THE FORMATION OF PLASMONIC Au NANOPARTICLES IN GLASSES OF THE ZnO–MgO–Al2O3–SiO2 SYSTEM
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(Not-set)
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Using absorption spectroscopy, differential scanning calorimetry, and X-ray powder diffraction, we studied the effect of a small addition of CeO2 on the process of thermally stimulated formation of plasmonic ...
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19.
INFLUENCE OF LIQUID FOAMING AGENT DISTRIBUTION ON THE FORMATION OF FOAM GLASS POROUS STRUCTURE
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(Not-set)
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It was shown that the use of liquid-phase foaming agents is promising for the synthesis of foam glass. The dynamics of the change in the glass particles size in the process of batch obtaining was studied. ...
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20.
OXIDE-CONTAINING MINERAL FIBERS: TYPES, METHODS OF PRODUCTION, APPLICATION AND MANUFACTURERS (REVIEW)
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(Not-set)
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The article provides an overview of mineral oxide fibers of various chemical composition: aluminosilicate, alumina, silica, bio-soluble, zirconium oxide fibers and others. Methods for producing discrete ...
