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1.
150th anniversary of Egor Ivanovich Orlov
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(Information)
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2.
Anniversary of Nina Ivanovna Min'k
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(Information)
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3.
Vladimir Ivanovich Vereshchagin
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(Information)
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4.
FABRICATION OF TRANSPARENT QUARTZ GLASS USING ADDITIVE TECHNOLOGIES
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(Not-set)
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The article presents the development of a technique for producing transparent silica glass products using LCD-stereolithography using a photopolymer composite. It is shown that ultrasonic treatment of ...
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5.
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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Ceramics in the CaO–SiO2 and Na2O–CaO–SiO2 systems were obtained from powders synthesized from aqueous solutions of silicic acid and calcium nitrate at a molar ratio of Ca/Si = 0.5 by direct precipitation ...
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6.
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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7.
PHYSICAL AND MECHANICAL PROPERTIES OF Al-Al2O3 CERMET WITH A HETEROGENEOUS GRANULE-LAYERED STRUCTURE PRODUCED USING MECHANICAL ALLOYING AND VACUUM SINTERING
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(Not-set)
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To produce Al–Al2O3 cermet with a heterogeneous granular-layered structure, mixing of flake aluminum powder of the PAP-2 brand with the plasma-chemical alumina powder (PCAP) consisting of nano-thick lamellar ...
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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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... Zavolzhsky Chemical Plant of the Ivanovo region as a starting material. The raw materials were subjected to heat treatment at temperatures of 300, 500 and 1000 ?. The possibility of removing some of the ...
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9.
INVESTIGATION OF PROPERTIES OF CLINKER CERAMICS USING ALBITOPHIR ADDITIVE OF VARIOUS FRACTIONS
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(Not-set)
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Abstract. In recent years, the issues of obtaining clinker ceramics have become as relevant as possible, including – this is due to the tasks of import substitution. Clinker ceramics is a product that ...
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10.
SILICAS WITH ORGANOSILSESQUIOXANE FRAGMENTS AS ADSORBENTS FOR SEPARATION OF AIR MACRO COMPONENTS
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(Not-set)
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Silica adsorbents with organosilsesquioxane fragments containing organic radicals have been obtained for use in the adsorption separation of oxygen-argon mixtures by the PSA method. The sol-gel scheme ...
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11.
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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12.
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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13.
CERAMIC WASTE AS AN ALTERNATIVE SOURCE OF ALUMINOSILICATE RAW MATERIALS FOR THE PRODUCTION OF PORTLAND CEMENT CLINKER
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(Not-set)
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Through comprehensive studies of the chemical and mineralogical composition and technological properties of the wastes of ceramic production of “Kulol” JSC in order to be able to use them as a component ...
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14.
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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15.
BENTONITE AS THE BASIS OF A GEOPOLYMER BINDER
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(Not-set)
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The physicochemical characteristics of the commercial bentonite S-4205-02 (Bentovin), as well as its structural parameters, are given. Clay agglomerates were mainly up to 10…20 ?m in size. X-ray spectral ...
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16.
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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17.
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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18.
PLASMA CHEMICAL TREATMENT OF ZIRCONIUM CATALYSTS BASED ON VERMICULITE
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(Not-set)
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The effect of plasma chemical treatment on the structure of vermiculite promoted by zirconium oxychloride has been studied using scanning electron microscopy, X-ray phase analysis, IR spectroscopy and ...
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19.
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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20.
PREPARATION OF MESOPOROUS COMPOSITE TiO2-MONTMORILLONITE IN SOFT HYDROTHERMAL CONDITIONS
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(Not-set)
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In this work, mesoporous TiO2-montmorillonite composites with hydrothermally activated impregnation (115 °C, 0.5…5.0 h) of a mechanically and thermally activated support with titanium polyhydroxocomplexes ...
