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1.
ASSESSMENT OF THE EFFECT OF THE FLINAK SALT ADDITIVE ON THE PROPERTIES OF BOROPHOSPHATE GLASSES
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(Not-set)
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The paper presents the results of the studies of borophosphate glasses containing an additive of the FLiNaK salt, an eutectic mixture of alkali metal fluorides of the composition 46.5 mol. % LiF – 11.5 ...
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2.
STRUCTURE AND OPTICAL PROPERTIES OF SOLID SOLUTIONS OF THE ZrO2–Sc2O3 SYSTEM OBTAINED BY CO-PRECIPITATION
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(Not-set)
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The structure of ZrO2–Sc2O3 powders in the composition range from 1 to 15 mol. % Sc2O3 with the addition of 0.1 mol. % Eu2O3 as a spectroscopic probe, obtained by the coprecipitation method and heat-treated ...
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3.
FEATURES OF THE SYNTHESIS OF CERAMIC PARANIOBATE OF COMPOSITION YErYbNbO7
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(Not-set)
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The results of the synthesis of complex paraniobate of the composition YErYbNbO7 using various methods are presented. The chemical composition of the final synthesis products is determined. The features ...
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4.
ELECTRICAL CHARACTERISTICS OF BISMUTH-CONTAINING CERIUM OXIDE
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(Not-set)
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Ceramics Ce0.9Bi0.1O2 – ? was obtained by solid-phase synthesis. It is shown that the obtained samples have a cubic fluorite structure with the space symmetry group Fm3m. The electrical properties of the ...
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5.
THE MANUFACTURING METHOD EFFECT ON THE STRUCTURE AND ELECTRICAL PROPERTIES OF SOLID SOLUTION Ce0.8Y0.2О2-?
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(Not-set)
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... 1500 ?C for the remaining samples. It’s shown by the X-Ray method that all samples have a cubic lattice with a fluorite structure. The microstructure, density, electrical conductivity, microhardness and ...
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6.
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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7.
Peculiarities of formation and thermal stability of MnOx-CeO2 disperse systems
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(At the enterprises and institutes)
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The features of the formation and thermal stability of MnO x -CeO 2 nanodispersed systems have been investigated. The composition, structure, charge state and porosity of the obtained systems were ...
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8.
Structural and thermophysical features of complex ceramic oxides in Dy2O3-HfO2 system
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(Science for ceramic production)
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... at temperatures up to 1600 C. It has been shown that, at a ratio of 1: 3 to 1: 1, the crystallization process leads to the formation of single-phase solid solutions having the structure of defective fluorite ...
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9.
Neutralisation and treatment of silicahydrofluoric acid containing wastewater in high purity quartz production
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(Environmental protection)
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A method of solid-phase neutralization of effluents (when obtaining highly pure quartz) with dry quicklime in a moving layer of material has been investigated. The use of this method will make it possible ...
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10.
Phase-formation and sintering of hydroxyapatite-fluorspar compositions with alkali-containing additives
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(Biomaterials)
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The main difficulty in the manufacture of hydroxyapatite-based ceramic materials is their high sintering temperature. Potassium feldspars, low-melting leucite glass, and synthetic alkali-containing compounds ...
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11.
Development of hydroxy-apatite-containing glass-ceramic coatings
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(Coatings)
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Glass-crystalline compositions based on leucite glass with an increased content of fluids and additions of hydroxyapatite or a mixture of hydroxyapatite with fluorite, intended for the manufacture of coatings ...
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12.
Self-propagating crystallization upon synthesis of glass-ceramic materials on the base of ash-slag waste
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(Utilization of waste)
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... is shown. The effect of the addition of fluorite, which was introduced into the charge in order to enhance the exothermic effect during sintering in the SC mode, was studied. It is shown that the use of ...
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13.
Development of the ground layer of dental porcelain
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(Coatings. Enamels.)
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Compositions based on feldspar raw materials and hydroxyapatite with fluorite additives, suitable for the manufacture of ceramic coating of dentures with good masking properties and dimensional stability, ...
