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1.
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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2.
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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3.
INFLUENCE OF THE METHOD FOR THE SYNTHESIS OF NiO/-SiOH COMPOSITES ON THE OBTAINED TEXTURAL PROPERTIES
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(Not-set)
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The article considers two methods for the synthesis of composite precursors for the production of liquid-phase hydrogenation catalysts based on nickel and silica gel. A comparative analysis of synthesis ...
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4.
THE STRUCTURE FORMATION OF CuO/ZnO/?-Al2O3 CATALYST FOR THE METHANOL SYNTHESIS PROCESS DURING MECHANOCHEMICAL SYNTHESIS
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(Not-set)
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The article discusses the mechanochemical synthesis of a catalyst for the synthesis of methanol. Comparative mechanical activation of both individual components of the catalyst (copper oxide, zinc oxide, ...
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5.
Synthesis and Spectral Properties of Glasses in Bismuth Oxide ? Germanium Oxide ? Cerium Oxide System
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(Not-set)
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Bismuth-germanate glasses doped with cerium oxide have been synthesized. The effect of adding cerium oxide on the spectral properties of bismuth-germanate glasses has been studied. The concentration range ...
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6.
Obtaining of High-Porous Ceramic Materials on the Basis of Alumina-Magnesia Spinel
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(Not-set)
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The object of research is ceramic foam materials based on aluminum oxide, magnesium oxide and aluminum-magnesia spinel. The results of research on sintering spinel ceramics using aluminum and magnesium ...
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7.
Mixtures for Restoration of Brickwork of Buildings
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(Not-set)
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The issues of restoration of old brick buildings are considered. Compositions of new restoration dry building mixtures with increased operational properties, recommended for restoration work, are proposed. ...
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8.
Development of Technology for Nanofiltration Ceramic Membranes
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(Not-set)
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The possibility of obtaining nanofiltration membranes by applying metal oxide nanopowders on ceramic substrates with macropores is considered. As a selective layer, we chose nanopowders of titanium, aluminum, ...
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9.
Assessment of the Influence of the Size and Shape of Corundum Particles on the Radius of Capillaries of Porous Ceramics
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(Not-set)
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A method is proposed for assessing the effect of the size and shape of alumina powder particles on the average radius of the capillaries of the porous structure of alumina ceramics by the geometric coefficient ...
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10.
Interaction of Alkaline Medium of Concrete with Foam Ceramics
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(At the enterprises and institutes)
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The activity of foamed ceramics and foam glass to silicate-alkaline interaction in concrete has been investigated. It was found that in a humid concrete environment, vitrified walls of the pores of the ...
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11.
Effect of glass devitrification in porous fillers on alkali resistance of concrete
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(Science for glass production)
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The chemical activity to cement alkalis (ASR interaction) of porous fillers - foam ceramics and geopenositals (analogs of foam glass and foam glass) in an alkaline medium simulating the liquid phase of ...
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12.
Effect of synthesis temperature on AlMgB14 phase composition
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(Science for ceramic production)
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The effect of the synthesis temperature on the phase composition, size distribution and morphology of AlMgB 14 particles obtained by direct interaction of elemental Al, Mg and B powders with the addition ...
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13.
Features of titania micro- and nanoparticles sol-gel synthesis for a composite hybrid antireflection layer on float glass
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(Science for glass production)
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The sol-gel processes occurring during hydrolysis in the presence of a surfactant, diethylamine, have been studied. It has been shown that the rate of tetrabutoxytitanium hydrolysis at minimum water concentrations ...
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14.
Evaluation of capillary mean radius in porous materials
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(Science for ceramic production)
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A refined analytical method is proposed for determining the average (hydraulic) radius of a capillary on the basis of a three-dimensional model of the porous structure of materials, taking into account ...
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15.
Laser welding of glass
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(Science for glass production)
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A review of technologies for laser welding of glass is carried out. The technologies of welding with continuous CO 2 -laser radiation in the mode of surface heating and in the mode of deep penetration ...
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16.
Pulse laser annealing of glass plates under partial radiation covering
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(At the enterprises and institutes)
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Within the framework of the quasi-static problem of thermoelasticity, the effect of pulsed laser radiation on a plate is considered. An analytical relationship is obtained, which is the condition for the ...
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17.
Porous items with rigid structure based on natural amorphous silica
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(Science for glass production)
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Research has been carried out in the development of a new technology for producing foam glass from materials containing natural amorphous silica. The optimal technological parameters for obtaining products ...
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18.
Hydraulic radius evaluation in porous structure of ceramic materials
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(Science for ceramic production)
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The analysis of the existing dependences describing the capillary absorption of liquid in porous materials is carried out on the basis of an ideal model and data of mercury porosimetry. It is shown that ...
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19.
High-temperature stress relaxation in mullite ? ZrO2 ceramics
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(Science for ceramic production)
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The data obtained in the study of stress relaxation during high-temperature bending of ceramic specimens based on mullite modified with zirconium oxide are presented.
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20.
Conditions of high-temperature СО2 laser annealing of KO-3 optical ceramics
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(Materials processing)
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Within the framework of a quasi-static uncoupled problem of thermoelasticity for an isotropic plate, non-destructive modes of high-temperature laser annealing of optical ceramics
KO-3 with CO2-laser radiation ...
