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1.
MECHANOCHEMICAL SYNTHESIS OF CuO/ZnO/Al2O3 OXIDE COMPOSITE FOR CATALYTIC SYSTEMS
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(Not-set)
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The paper investigates the process of “soft” mechanochemical synthesis of the CuO/ZnO/Al2O3 composite using copper/zinc hydroxocarbonates and aluminum oxide as feedstock. Using the methods of X-ray phase ...
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2.
SYNTHESIS OF SILICON OXYCARBIDE COMPOSITE MODIFIED WITH TITANIUM OXIDE
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(Not-set)
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The work is devoted to the synthesis of silicon oxycarbide composite modified with titanium oxide by joint mechanical treatment of white soot and activated carbon with TiO2 particles deposited on its surface. ...
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3.
EFFECTS OF BINARY OXIDE COATED MWCNTS TOWARD TAILORING THE MECHANICAL, THERMO-MECHANICAL, AND MICROSTRUCTURAL PROPERTIES OF PRESSURELESS SINTERED MgAl2O4 SPINEL CERAMIC COMPOSITE
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(Not-set)
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This study presents a performance evaluation of MgAl-binary oxide-coated multi-walled carbon nanotubes (MWCNTs) as a reinforcement phase in a magnesium aluminate spinel MgAl2O4 ceramic composite system ...
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4.
PREPARATION OF A METAL-CERAMIC COMPOSITE BASED ON ALUMINUM OXIDE BY INTERNAL OXIDATION
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(Not-set)
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The possibilities of obtaining metal-ceramic materials of the composition Al2O3–Al by liquid-phase oxidation of aluminum by purging the melt with oxygen are considered. The manufacturability of this process ...
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5.
Tribological performance of metal oxide and hybrid composite coatings
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(Coatings)
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... alloy with inclusions of dispersed particles of oxides of chromium, aluminum, titanium, zirconium, boron carbide, titanium nitride, diamond, and copper phthalocyaninate is shown. The influence of the nature, ...
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6.
Disperse hardening of aluminum oxide composite system and tetragonal zirconia stabilized with cerium cations
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(Science for ceramic production)
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The preparation of composites based on nanopowders synthesized by the sol-gel method in the system of aluminum oxide and tetragonal zirconium dioxide stabilized by cerium cations (Al 2 O 3 - [Ce-TZP]) ...
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7.
Influence of the semiconductor titanium dioxide on the electrical resistance of composite glass-enamel coating
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(Coatings. Enamels.)
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It is shown that the electrical conductivity of TiO 2 (rutile) can be increased by doping it with oxides of higher valence elements. The introduction of semiconductor TiO 2 into the glass enamel slip ...
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8.
Oxide glass-based nonlinear optic nanocomposites
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(Science for glass production)
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The first nonlinear optical nanocomposite based on a fusible glassy matrix and a ferroelectric crystal has been obtained. Lead-borate glasses were used as a matrix, and a single-phase ferroelectric powder ...
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9.
FABRICATION, MICROSTRUCTURE AND PROPERTIES OF COMPOSITE OPTICAL CERAMICS YSAG:Nd3+/YSAG:Sm3+
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(Not-set)
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Nanocrystalline powders of yttrium scandium aluminum garnet (YSAG) doped with neodymium Nd3+ and samarium Sm3+ cations were synthesized by chemical precipitation. Their morphology, phase and granulometric ...
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10.
PHYSICAL AND MECHANICAL PROPERTIES OF CERAMIC COMPOSITE MATERIAL BASED ON Al6Si2O13–ZrSiO4
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(Not-set)
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... planetary ball mill using zirconium dioxide balls as grinding bodies. The activated powders were pressed under pressing pressures of 50, 100, 200 and 300 MPa. Consolidation was carried out in an atmospheric ...
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11.
ELECTRON BEAM SINTERING OF ZIRCONIUM DIOXIDE CERAMICS WITH DIFFERENT YTTRIUM OXIDE CONTENT
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(Not-set)
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The results of the study of the effect of different fractional fractions of the stabilizing impurity of yttrium oxide Y2O3 on the microstructure, phase composition, and mechanical properties of ceramics ...
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12.
SYNTHESIS AND CHARACTERIZATION OF ADVANCED SILICON CARBIDE-BORON CARBIDE CERAMIC COMPOSITES
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(Not-set)
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Materials based on silicon carbide (SiC) and the SiC–20B4C–1C–0.5B system were produced using spark plasma sintering. The properties of powder mixtures and finished products were studied using thermal ...
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13.
VACUUM-TIGHT CORUNDUM CERAMICS VK94-1 MODIFIED WITH ZIRCONIUM DIOXIDE
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(Not-set)
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This article describes the process of obtaining VK94-1 ceramics modified with zirconium dioxide ZrO2, in order to determine and compare such properties of the resulting composite material as: apparent ...
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14.
MORPHOLOGY OF NICKEL AND COBALT OXIDES DEPOSITED ON VARIOUS SUBSTRATES
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(Not-set)
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The morphology of nickel and cobalt oxides deposited on various substrates, namely ?-alumina and silica gel, is investigated. The main purpose of the work was to study the effect of synthesis methods, ...
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15.
PREPARATION OF A COMPOSITE BASED ON HOLLOW GLASS MICROSPHERES MODIFIED WITH SILVER NANOPARTICLES
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(Not-set)
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Composite materials based on K 25 hollow glass microspheres were obtained by modifying them with silver nanoparticles obtained by an environmentally friendly “green” method using an aqueous plant extract ...
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16.
PREPARATION OF MESOPOROUS COMPOSITE TiO2-MONTMORILLONITE IN SOFT HYDROTHERMAL CONDITIONS
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(Not-set)
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... and energy-dispersive spectroscopy. It has been established that the time of hydrothermal treatment significantly affects the size of titanium dioxide crystallites, the ratio of anatase and rutile phases, ...
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17.
FABRICATION AND PROPERTIES OF CERAMICS/SINGLE CRYSTAL COMPOSITES BASED ON YTTRIUM ALUMINUM GARNET
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(Not-set)
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The optical properties and microstructure of composites based on yttrium aluminum garnet were studied. The composites were produced by vacuum sintering pre-formed compacts of nanocrystalline powder with ...
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18.
FILTER ELEMENTS BASED ON ALUMOSILIATE FIBERS FOR SELECTIVE CATALYTIC REDUCTION OF NITROGEN OXIDES – A REVIEW
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(Not-set)
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A review of oxide compositions, developed for ceramic aluminosilicate fibers -based filter elements modification for the purpose of the selective catalytic reduction of nitrogen oxides in the purification ...
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19.
FACING BUILDING MATERIAL BASED ON CULLET MODIFIED WITH POTASSIUM HYDROXIDE
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(Not-set)
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The technology of facing material based on mechanically activated cullet modified with potassium hydroxides has been developed. The phase composition, macro- and microstructure of the lining material are ...
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20.
INVESTIGATION OF THE CONDITIONS OF CERAMIC AND MECHANOCHEMICAL SYNTHESIS OF COMPOSITES CuO/ZnO/?-Al2O3
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(Not-set)
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... CuO/ZnO/?-Al2O3 composites, which can be used as the main component of catalysts for large-tonnage processes for methanol production and monoxide conversion, was studied. carbon. The influence of the method ...
