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1.
HIGH-PURITY BORON OXIDE WITH CONTROLLED CONTENT OF RESIDUAL WATER AND OH-GROUPS
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(Not-set)
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A method for the direct determination of intercalated water in high-purity boron oxide has been developed. Comparative studies of the residual intercalated water and OH-group content in a commercial product ...
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2.
METHODS OF SYNTHESIS OF STARTING MATERIALS FOR CERAMICS BASED ON LANTHANUM CHROMITE (REVIEW)
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(Not-set)
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The review article examines classical and rarely used methods for synthesizing ceramic materials based on lanthanum chromite.
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3.
ALUMINOBOROSILICATE GLASS FOR VITRIFICATION OF PERLITE-CONTAINING MATERIALS
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(Not-set)
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The aluminoborosilicate glass of basic composition was tested for the perlite-containing materials syntheses. The influence of the proportion of perlite filter powder in the initial mixture on the composition, ...
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4.
FINISHING OF THE SURFACE OF CORUNDUM CERAMICS WITH AN ARGON CLUSTER-ION BEAM
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(Not-set)
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The effectiveness of an argon ion cluster beam for polishing the surface of corundum ceramics was investigated. Using atomic force microscopy, changes in the surface relief of VK-100 ceramics were studied ...
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5.
STUDY OF THE INFLUENCE OF DIFFERENT TEMPORARY TECHNOLOGICAL BINDERS ON CERAMICS VK94-1
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(Not-set)
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This paper describes the process of obtaining VK94-1 ceramics with various TTB (temporary technological bonds) in order to assess the effect of the binder on properties such as apparent density, total ...
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6.
PHYSICO-MECHANICAL PROPERTIES OF BORON COATINGS DEPOSITED IN AN ATMOSPHERE OF VARIOUS GASES BY AN ELECTRON BEAM IN A FOREVACUUM
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(Not-set)
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The paper presents the results on the formation of boron-based coatings by precipitation of target material from a vapor-plasma phase formed by electron beam exposure to a solid-state target in the forevacuum ...
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7.
MODIFIED AlF3 AND LiF OXYFLUORIDE LITHIUM-SILICATE SCINTILLATION GLASS FOR NEUTRON DETECTION
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(Not-set)
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Lithium-silicate scintillation glasses doped with rare earth ions are promising materials for neutron detectors. Oxyfluoride glasses, due to modification by fluorine, have improved spectral and mechanical ...
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8.
OBTAINING a-Fe2O3 FROM IRON-CONTAINING WASTES FOR THE PRODUCTION OF FERRITE CERAMICS
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(Not-set)
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The work is devoted to the production of iron oxide from industrial waste for its further use in the production of ceramics, catalysts and sorbents. It is proposed to use iron-containing waste from the ...
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9.
THE PROCESS OF FORMATION OF CRYSTALLINE PHASES IN HEAT-RESISTANT CORDIERITE-CONTAINING ELECTRICAL MATERIALS
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(Not-set)
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The article presents the results of studies of heat-resistant insulating ceramics, as well as a mechanism of cordierite phase formation during single firing of compositions containing polymineral clay ...
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10.
GLASS-CRYSTALLINE COMPOSITE MATERIAL BASED ON SHUNGITE ROCK AND HELLEFLINTA
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(Not-set)
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A series of glass-crystalline composites were produced by heating at 1350 °C of powdered mixtures of helleflinta (quartz-feldspar waste from the Kostomuksha GOK) and 5, 10, 20 and 40 mass. % of shungite ...
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11.
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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12.
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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13.
ZINC OXIDE POWDERS OBTAINED USING DEEP EUTECTIC SOLVENTS
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(Not-set)
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A study was conducted on obtaining powders for microwave dielectrics from zinc oxide using deep eutectic solvents. As a result of using various solvents, a monophase ZnO powder is formed, the particle ...
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14.
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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15.
SYNTHESIS OF MULLITE-SILICA CERAMICS WITH ENHANCED ELECTROPHYSICAL PROPERTIES
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(Not-set)
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Presents the results of the synthesis of mullite-silica ceramics with improved electrophysical characteristics based on natural kaolinite raw materials extracted in the Orenburg region. The main attention ...
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16.
PHYSICAL AND MECHANICAL PROPERTIES OF CERAMIC COMPOSITE MATERIAL BASED ON Al6Si2O13–ZrSiO4
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(Not-set)
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Composite ceramic materials based on SiO2–Al2O3–ZrO2 nanopowders were obtained by sintering and their properties were studied. Before sintering, the powders were subjected to mechanical activation in a ...
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17.
CORUNDUM CERAMICS BASED ON RUSSIAN RAW MATERIALS WITH A REDUCED SINTERING TEMPERATURE
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(Not-set)
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The physico-mechanical properties of corundum ceramics based on domestic alumina grade Г-00 have been studied. It was found that the best mechanical strength indicators were obtained for ceramics fired ...
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18.
THE STUDY OF CERIUM DIOXIDE POWDER OBTAINED BY REVERSE DEPOSITION METHOD
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(Not-set)
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The processes of powder production of CeO2 by reverse deposition are investigated. The CeO2 content in the resulting products is 99.2 % by weight. The main phase is cerium dioxide with a cubic lattice. ...
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19.
PREPARATION AND PROPERTIES OF VITREOUS COPPER-ZINC-CONTAINING PHOSPHATE COMPOSITION FOR TREATMENT OF MAKE-UP WATER IN CENTRALISED HEATING SYSTEMS
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(Not-set)
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The results of investigation of properties (solubility, antiscaling, anticorrosive, algicidal, bactericidal) of glassy copper-zinc-containing phosphate composition (Cu–Zn–FC), which is obtained by waste-free ...
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20.
LOCAL ATOMIC STRUCTURE OF NEODYMIUM IONS IN ALUMOBORATE AND ZINCPHOSPHATE GLASSES DETERMINED BY EXAFS
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(Not-set)
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In this work, the local atomic structure of neodymium ions embedded in alumoborate glass (5 mol. % Nd2O3) is studied in comparison with the structure of neodymium ions in zinc phosphate glass (0.5 mol.% ...
