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1.
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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2.
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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3.
PROSPECTS OF USING CLAYEY RAW MATERIALS OF THE STOLINSKIE KHUTORA DEPOSIT FOR PRODUCING BUILDING CERAMICS
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(Not-set)
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The technological properties of clay raw materials from the Stolinskiye Khutora deposit (Vidibor area, Brest region) were studied, which allowed it to classify according to GOST 9169–2021. It was found ...
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4.
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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5.
INVESTIGATION OF THE CHEMICAL RESISTANCE OF OXYCHLORIDE LEAD BORATE GLASSES DOPED WITH NEODYMIUM AND THE STABILITY OF THEIR LUMINESCENT PROPERTIES IN THE CLIMATIC CONDITIONS OF SOUTH-EAST ASIA
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(Not-set)
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The chemical resistance of glasses in the PbCl2–PbO–B2O3–NdF3 system has been studied. Oxochloride lead-borate glasses have demonstrated good water resistance and alkali resistance, while low acid resistance. ...
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6.
THE COMBINED EFFECT OF SINTERING ADDITIVES MgO AND TEOS ON THE STRUCTURE AND OPTICAL PROPERTIES OF CERAMICS YAG:Yb, Er
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(Not-set)
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In this work, the effect of sintering additives based on magnesium oxide (MgO) and silicon oxide (TEOS) in concentrations from 0.02 to 0.10 wt. % and 0.2 to 0.5 wt. %, respectively, was investigated on ...
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7.
SYNTHESIS OF WOLLASTONITE-CONTAINING CERAMICS FROM NATURAL RAW MATERIALS OF THE REPUBLIC OF BELARUS
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(Not-set)
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Compositions of ceramic masses for obtaining wollastonite-containing ceramics using domestic carbonate and siliceous raw materials were developed. The features of the formation of the structure and phase ...
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8.
Study Y2O3–Al2O3–SiO2 System Coating Interaction with Water Vapors and Na2SO4 at Temperatures up to 1450 °C
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(Not-set)
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For silicon carbide, when exposed to high temperatures in an oxygen atmosphere, passive and active oxidation processes are characteristic, therefore, materials based on SiC must be protected at temperatures ...
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9.
The Prospects for the Use of Clay Raw Materials From the "Krupeisky Sad" Deposit For Obtaining Heat-Resistant Ceramic Product
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(Not-set)
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The complex study of the mineralogical and chemical composition, as well as the technological properties of clay from the “Krupeisky Sad” deposit of the Republic of Belarus, was carried out. The features ...
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10.
Crystallisation in Strontiumalumosilicate Systems: Effect of Modifying Additives on Melting Characteristics and Crystallisation Behaviour
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(Not-set)
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The influence of a number of modifying additives: calcium fluoride, zinc oxide and boron oxide, on the melting and crystallization properties of strontium aluminosilicate glasses is considered. The influence ...
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11.
Investigation of Different SiC-Whiskers Amount on the Properties of Spark Plasma Sintering Ceramic Composite Material
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(Not-set)
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The effect of the content of silicon carbide whiskers and the sintering temperature on the physicomechanical and thermophysical properties of samples of a ceramic composite material (CMC) of the SiC & ...
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12.
Glass Layer Forming in Ceramic Matrix Composite after Impact of High-Enthalpy Flow
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(Not-set)
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The structure of the surface layer of ceramic composite materials (CMC) of the compositions HfB 2 & # 8211; SiC and SiC & # 8211; TiC after exposure to a flow of dissociated air has been investigated. ...
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13.
Pulsed Laser Punching of Holes in Ceramic Parts
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(Not-set)
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Within the framework of the theory of developed evaporation of matter under the action of laser radiation, the problem of assessing the strength of ceramic parts of a cylindrical shape during laser punching ...
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14.
Of B2O3 and P2O5 Additives on Silicate and Glass Formation at Srtontium Aluminosilicate Glass Melting
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(Not-set)
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the results of studies on reducing the melting temperature of strontium aluminosilicate glass by introducing boron and phosphorus oxides into the charge are presented, the main physicochemical processes ...
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15.
Formation of the Structure
of Cast Glass-Crystalline Spinelide-Pyroxene Materials under
Non-Equilibrium Crystallization
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(Not-set)
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The method of image analysis revealed how non-equilibrium solidification conditions (contact with air, with a mold, without contact) affect the macrostructural parameters of glass-crystalline spinel-pyroxene ...
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16.
Synthesis of Yttrium-Aluminum
Garnet Based on Double Ammonium-Containing Yttrium-Aluminum
Carbonate Compounds
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(Not-set)
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The difference in the mechanism of synthesis of yttrium-aluminum garnet Y 3 Al 5 O 12 (YAG) from a mixture of double yttrium and ammonium carbonate NH 4 Y (CO 3 ) 2 & middot; H 2 O with aluminum ...
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17.
Glass-Ceramics Based on Lead Fluoroborate Glasses,
Co-Doped by Eu/Gd
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(Not-set)
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Transparent glass-crystalline materials co-activated with Eu 3+ / Gd 3+ were obtained by heat treatment of the initial lead fluoroborate glasses. It was found that the ions of rare-earth elements in ...
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18.
Plasma-Sprayed Ceramic Coatings Based on Fluoragnesium Apa-tite: Application Technology and Properties
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(Not-set)
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The technology of synthesis of fluoromagnesiumapatite powder and technology of coating formation by plasma spraying on its basis are presented. The recommended mode for the formation of a coating based ...
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19.
Comprehensive Study of Physical and Chemical Properties of Dust of Metallurgical Production in Order to Determine the Main Direc-tions of Its Processing
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(Not-set)
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The chemical, phase composition and properties of metallurgical dust have been studied, and its structure and particle size distribution have been determined. The physical & ndash; chemical processes occurring ...
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20.
Synthesis and Properties of Porous Glass Composite Modified by Silicon Carbide
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(Not-set)
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The synthesis and properties of a porous glass composite obtained on the basis of cullet powder at temperatures not exceeding 100 ° C using aluminum powder and liquid glass are considered. It is shown ...
