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1.
RESEARCH OF DOMESTIC BORON CARBIDE POWDERS FOR THE PRODUCTION OF REACTION-BONDED CERAMICS
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(Not-set)
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The article discussed the problem of manufacturing boron carbide ceramics with high physical and mechanical characteristics. The problem of choosing raw powders and ceramic manufacturing technology is ...
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2.
SYNTHESIS AND CHARACTERIZATION OF ADVANCED SILICON CARBIDE-BORON CARBIDE CERAMIC COMPOSITES
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(Not-set)
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... sinter more effectively and form a grain boundary phase consisting of boron-carbon compounds. The addition of boron carbide led to the formation of an additional hardening phase in SiC. The main phase ...
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3.
THE EFFECT OF BORON OXIDE ON THE TECHNOLOGICAL PROPERTIES OF STRONTIUM-ALUMINUM SILICATE GLASSES FOR DENTISTRY
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(Not-set)
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The effect of boron oxide additives in the amount from 0 to 11 mol. % was studied on the melting characteristic of glasses in the SrO–Al2O3–TiO2–ZrO2–B2O3–SiO2 system for use as fillers in dental filling ...
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4.
LUMINESCENT SILICA AEROGEL DOPED BY COORDINATION SUBSTANCE OF BORON WITH 8-HYDROXYQUIONOLINE
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(Not-set)
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A new luminescent hybrid material based on silica aerogel and a boron-containing coordination compound with 8-hydroxyquinoline has been created, and its physico-chemical and spectral-luminescent characteristics ...
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5.
Influence of boron-containing components on processing of bazalt melts and glasses
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(Science for glass production)
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The technological properties of basalt melts and glasses obtained on the basis of basalt - colemanite composites have been investigated. The possibility of decreasing the temperature of continuous fiber ...
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6.
Synthesis of highly doped with boron diamond microcrystals and BC3-heterodiamonds at high pressures and temperatures
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(Science for ceramic production)
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The results of the synthesis and analysis of diamond microcrystals with a high degree of boron doping (& # 8776; 2 & # 37;), which were obtained from mixtures of gas soot with M-carborane at 8 GPa and ...
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7.
Early-stage lanthanum-boron-germanate glass crystallisation with femtosecond pulse laser
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(Science for glass production)
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The regions in the volume of lanthanum-oborogermanate glass, modified by a femtosecond laser beam, have been investigated by optical microscopy and confocal Raman spectroscopy. The data obtained show that, ...
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8.
Influence of increased boron content on SPS-consolidation and properties of commercial silicon carbide powder
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(Science for ceramic production)
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... high content of boron additives into silicon carbide. The effect of the amount of boron additive on sintering, microstructure and properties of ceramic material has been studied. The obtained ceramics ...
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9.
Synthesis of new materials in boron ? carbon system
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(Science for ceramic production)
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... can be achieved by varying the B / C ratio. The possibility of spraying micron or nanosized carbon films with a high boron content opens the way to the use of such materials on an industrial scale. Hetero-diamonds ...
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10.
Features of lanthanum boron-germanate glass crystallisation by femtosecond laser beam
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(Science for glass production)
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A method for the nucleation of a crystal seed is proposed, which consists in the action of a stationary laser beam with an increasing pulse energy, which makes it possible to significantly reduce and stabilize ...
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11.
Properties of large-scale boron nitride-based bodies for super-hard composites
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(Science for ceramic production)
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A composite based on polycrystalline cubic boron nitride with a refractory binder, characterized by a high degree of phase distribution homogeneity, was obtained by thermobaric treatment in a cubic press ...
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12.
The effect of lithium oxide in boron-containing enamels on boron and aluminium coordination
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(Coatings. Enamels.)
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The IR absorption spectra of boron-containing soil enamels with different contents of lithium oxide Li 2 О were studied and the coordination state of cations was analyzed taking into account the content ...
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13.
Thermal and chemical resistance of boron-polymer dressed glass fibers
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(Science for glass production)
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A new sizing-polymethylene-p-triphenyl ester of boric acid is proposed, which provides an increase in thermal and chemical resistance, as well as strength characteristics of glass fibers used in the production ...
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14.
Reaction-sintered boron carbide and silicon carbide ceramic materials (a review)
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(Science for ceramic production)
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The features of phase and structure formation in the process of reaction sintering of materials based on boron and silicon carbides are considered, the analysis of actual technological aspects of reaction ...
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15.
The structure of lanthanum-boron-germanate glass of steelwellite composition from the data of vibration spectroscopy
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(Science for glass production)
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By means of dielectric IR spectroscopy and Raman spectroscopy, the presence in the structure of lanthanum borogermanate (LBG) glass of three-coordinated boron atoms, which are absent in the LaBGeO 5 ...
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16.
The effect of sandwich texture on electrophysical properties of lanthanum-boron-germanate based glass-ceramics
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(Science for glass production)
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It has been established by X-ray diffraction and electron microscopy that in glasses of the La 2 O 3 - B 2 O 3 - GeO 2 a film texture of lanthanum germanate La 2 Ge 2 O < sub> 7 with a thickness ...
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17.
Combined effect of alumina, phosphorus, and sodium oxides on the structure and properties of boron-free titanium enamels
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(Coatings. Enamels.)
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The effect of complex additives Na 2 O, Al 2 O 3 and P 2 O 5 on the structure and physicochemical properties of boron-free titanium enamels. It has been established that the introduction of Na ...
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18.
The effect of titanium dioxide on the structure and properties of boron-free glass
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(Science for glass production)
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As a result of IR spectroscopic and X-ray phase studies, the structural features of glasses of the Na 2 O - SiO 2 - TiO 2 - Na 3 < / sub> AlF 6 , as well as the dependence of the nature of crystallizing ...
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19.
Low-melting crystallizable boron-phosphate glass binders
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(Science for glass production)
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Glass-crystalline materials have been obtained and tested, which can be used as sitallizing bonds for abrasive tools with a heat treatment temperature of 650 ° C. Their basic physical and chemical properties ...
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20.
Self-developing high-temperature synthesis of complex chrome-containing silicon and boron oxides
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(Science for ceramic production)
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Complex chromium-containing oxides - chromium orthoborate and chromium (II) silicate - are synthesized in the combustion mode in one stage using solid oxidants. Tab. 1, ill. 4, bibliography: 5 titles.
