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1.
X-ray diffractometric study of phase formation upon synthesis of actinoid matrices
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(Science for ceramic production)
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The products of the synthesis of crystalline matrices, which are promising for the immobilization of actinides, have been studied by X-ray phase analysis. The experiments were carried out with compositions ...
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2.
GLASS FORMATION AND PHASE TRANSFORMATIONS IN THE TeO2–ZnO–MoO3 SYSTEM
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(Not-set)
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The glass-forming region in the ternary system TeO2–ZnO–MoO3 was investigated at two melt cooling rates. The achieved molybdenum trioxide content in the glass reached up to 80 mol. % with varying TeO? ...
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3.
ANALYSIS OF THE INFLUENCE OF BORATE AND FLUORIDE FLUXES ON THE SINTERING OF SILICATE RAW MATERIALS
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(Not-set)
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The effectiveness of using borate (borax) and fluoride (sodium fluoride) fluxes in the sintering of crystalline (sand) and amorphous (diatomite) silicate raw materials was considered. The change in the ...
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4.
STUDY OF THE MICROSTRUCTURE AND PHASE FORMATION IN CERAMICS BASED ON Zn, Sn AND Ti OXIDES
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(Not-set)
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Ceramics was obtained from the mixture of ZnO, SnO2 and TiO2 nanopowders by the method of solid-state sintering at 1123 K and 1443 K. The indicated nanopowders are used as components in arc dampers and ...
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5.
THE USE OF TECHNOGENIC METALLURGICAL RAW MATERIALS FOR THE PRODUCTION OF CERAMIC MATERIALS WITH AN ANORTHITE PHASE
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(Not-set)
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Studies have been carried out on the topic of obtaining ceramic materials for construction purposes with an anorthite phase. Clay and blast-furnace gas cleaning sludge were used as raw materials. The chemical ...
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6.
On the Possibility of Producing Titanium Nitride Whiskers from the Gas Phase
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(Not-set)
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The results of the initial stages of work on assessing the possibility of obtaining whiskers of titanium nitride from the gas phase are presented. A theoretical assessment was made of the possibility of ...
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7.
The Relationship of Phase and Element Chemical Compositions with the Longevity of the Barcelona Catholic Cathedral of the Holy Cross and St. Eulalia (Spain) More than 600 Years Old
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(Not-set)
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Elemental chemical composition showed an increased mass content of calcium (Ca = 5.9 & # 37;) in the samples, which contributes to the formation of anorthite, which increases the strength of products, ...
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8.
The Investigation of the Ceramic Material Based on Lanthanum Hexaboride Structural-Phase State
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(Science for ceramic production)
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The structure and phase composition of lanthanum hexaboride ceramic material samples prepared by sintering are investigated. It was found that the formation of a high-quality consolidated structure with ...
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9.
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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10.
Changes in phase composition and strength of Al2O3-ZrO2 ce-ramics after hydrothermal ageing
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(Biomaterials)
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The influence of the mass content of Al 2 O 3 on the stability of the phase composition and the strength of the ceramics of the Al 2 O 3 -3Y system has been determined. -ZrO 2 prepared according ...
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11.
Synthesis and phase formation in Cu-Cr-O system
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(Science for ceramic production)
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The conditions for the formation of phases in the Cu-Cr-O system with different technological background are analyzed. The synthesized materials were characterized using X-ray phase analysis methods. The ...
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12.
Thermodynamic Substantiation of the Mechanism of Solid-Phase Transformations in Roasting of Light-Color Ceramic Bricks
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(Science for ceramic production)
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The results of thermodynamic modeling of solid-phase processes occurring during the firing of volumetric light-colored ceramic bricks obtained on the basis of refractory clay and artificial flux are presented. ...
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13.
Effect of Phase Composition on the Endurance of the Ceramic Facing of the Samarkand Shakhi-Zinda Ensemble
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(At the enterprises and institutes)
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It was determined by X-ray phase and electron microscopic methods of analysis that wollastonite and anorthite give the strength properties to the ceramic facings of the Shakhi-Zinda ensemble. In addition, ...
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14.
Method of quantitative phase analysis of glass-ceramic materials
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(Science for glass production)
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To study structural transformations during crystallization and to quantitatively determine the content of phases after different modes of heat treatment and irradiation, a standard-free X-ray method of ...
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15.
Complex study of the phase composition and structure of porous glass ceramic materials
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(Science for glass production)
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The results of studies on the preparation of porous glass-crystalline materials with a permeable structure by the method of directional crystallization of a complex of phases are presented. The phase composition ...
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16.
STUDY OF PHYSICO-CHEMICAL AND THERMOMECHANICAL CHARACTERISTICS OF BASALT ROCKS OF THE SHEKHZHELI DEPOSIT
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(Not-set)
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The article presents the results of a study on the elemental and chemical–mineralogical composition, as well as the structure and morphology of samples of Shekhzheli basalt, using chemical analysis, X-ray ...
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17.
INFLUENCE OF PARTICLE SIZE ON THE STRUCTURAL AND FERROELECTRIC PROPERTIES OF (PbZrO3)0,90(BaTiO3)0,10 CERAMICS
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(Not-set)
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The article presents X-ray diffraction, dielectric, and pyroelectric results of a PbZrO3 ceramic synthesized from nanodispersed PbO and ZrO2 powders with the addition of BaTiO3 nanoparticles. It was found ...
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18.
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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19.
SYNTHESIS OF ALUMINUM-MAGNESIUM SPINEL FROM XEROGELS OBTAINED FROM ALUMINUM AND MAGNESIUM CHLORIDES AND NITRATES IN THE PRESENCE OF CITRIC ACID
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(Not-set)
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The effect of a combination of water-soluble magnesium and aluminum salts on the physicochemical properties of the obtained aluminomagnesium spinel was studied. It was shown that the formation of aluminomagnesium ...
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20.
ULTRA-SOFT X-RAY SPECTROSCOPY STUDY OF CHROMIUM-DOPED TITANIUM CALCIUM-COPPER CaCu3Ti4O12
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(Not-set)
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A series of chromium-containing solid solutions CaCu3Ti4 – 4хСr4хO12 – ? (sp. gr. Im3) were obtained by the solid-phase synthesis method. The unit cell parameter of the solid solutions changed insignificantly ...
