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1.
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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2.
LOCAL ATOMIC STRUCTURE OF NEODYMIUM IONS IN ALUMOBORATE AND ZINCPHOSPHATE GLASSES DETERMINED BY EXAFS
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(Not-set)
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In this work, the local atomic structure of neodymium ions embedded in alumoborate glass (5 mol. % Nd2O3) is studied in comparison with the structure of neodymium ions in zinc phosphate glass (0.5 mol.% ...
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3.
MIDDLE RANGE ORDER IN GLASSES OF La2O3–Nb2O5–B2O3 AND BaO–Nb2O5–P2O5 SYSTEMS ACCORDING TO X-RAY TOTAL SCATTERING
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(Not-set)
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We have obtained the X-ray total scattering patterns at wavelength 0.20735 ? and corresponding to them radial distribution functions (RDF) of electron density for glasses in the La2O3–Nb2O5–B2O3 and BaO–Nb2O5–P2O5 ...
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4.
Dielectric Properties of Finely Dispersed Kaolinite Masses of Various Degrees of Humidity
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(Not-set)
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The dielectric characteristics of the kaolinite mass in the frequency range from 200 to 3500 kHz are investigated. The influence of the mass humidity on the values of the real and imaginary components ...
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5.
Composite Corundum Ceramics with Reinforcing Carbon Nano-tubes, Modified with Eutectic Additives
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(Not-set)
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The characteristics of composite materials of the Al 2 O 3 & # 8211; carbon nanotubes & # 8211; eutectic additives. The influence of the content of the reinforcing component, as well as the mode of ...
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6.
Glass Cutting Technoligy Using the Two Different Lasers
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(Not-set)
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A new technology for laser cutting glass along a curved contour is described, which combines the combined use of two different cutting methods in one technological cycle: the method of laser controlled ...
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7.
Synthesis of Nanoparticles of Titanium Dioxide and Silicon Dioxide with Intercaled Silver Nano-particles for Obtaining Multifunctional Coatings on Sodialcial Silicate Glass
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(Coatings)
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A study of the properties of multifunctional coatings based on silicon dioxide and titanium dioxide with the inclusion of silver nanoparticles in their structure is presented. At present, there are methods ...
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8.
Methods for producing ceramics from metal nitrides (a review)
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(Science for ceramic production)
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The main methods of obtaining metal nitrides are considered. The main advantages and disadvantages are highlighted for each method. The possibilities of using these materials in various industries are ...
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9.
Powders synthesized from calcium acetate and mixed-anion solution of phosphate- and carbonate-ions for bioceramics production
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(Biomaterials)
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From an aqueous solution of calcium acetate and a mixed-anionic (HPO 4 2- / CO 3 2- ) aqueous solution containing ammonium hydrogen phosphate and ammonium carbonate, an X-ray amorphous powder was ...
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10.
Phase composition of calcium phosphate ceramics made from nanopowders with Ca/P ratio of 1,25 obtained by mechanoactivation
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(Biomaterials)
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The processes occurring at the stages of mechanical activation of powders and firing of samples pressed from calcium phosphate nanopowders with a molar ratio of Ca / P = 1.25 have been studied. Washing ...
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11.
Calcium aluminates formation features in mechanochemical inter-action in Са(ОН)2-Аl-H2O system
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(At the enterprises and institutes)
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The features of the processes of mechanochemical interaction in the Ca (OH) 2 -Al-H 2 O system were investigated using the methods of X-ray phase, X-ray structural and synchronous thermal analysis. ...
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12.
Elemental iron content as a marker of alumosilicate ceramics sin-tering
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(At the enterprises and institutes)
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The effect of the firing temperature and heating rate on the content of elemental iron in specimens based on montmorillonite clays of the Orenburg region has been investigated. It was established by X-ray ...
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13.
Calcium phosphate powder synthesis from calcium formiate and ammonium hydro-phosphate for bio-compatible resorbable bi-phase ceramics production
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(Biomaterials)
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Calcium phosphate powder was synthesized from calcium formate Ca (CHO 2 ) 2 and ammonium hydrogen phosphate (NH 4 ) 2 HPO 4 at the Ca / P ratio in the initial aqueous solutions equal to 1. The ...
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14.
Composite bioceramics based on octacalcium phosphate decom-position products
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(Biomaterials)
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Composite bioceramics with a density of at least 80% of the theoretical was obtained from thermolyzed octacalcium phosphate (OCP). OCP processing temperatures were 450, 600, and 700 ° C. Ceramics were ...
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15.
Regulating properties of silicon carbide ceramics by batch granu-lometry variation
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(Science for ceramic production)
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An energy-efficient method for creating composite materials based on SiC modified with oxide eutectic compositions with high mechanical characteristics has been proposed. The effect of varying the particle ...
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16.
Calcium phosphate based biomaterials development. Research infoware
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(Biomaterials)
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The description of the information system containing reference information on the physicochemical, biological properties of orthophosphates, pyrophosphates and ultraphosphates of calcium is given. In addition ...
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17.
Process features of making silicon carbide ceramics by liquid-phase sintering (a review)
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(Science for ceramic production)
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The possibility of obtaining ceramics based on silicon carbide by liquid-phase sintering by modifying it with additives of eutectic compositions is considered. It is shown that the synthesized samples ...
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18.
The role of natrium sulphate in glass technology
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(Science for glass production)
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Sodium sulfate is a widely used clarifier in the technology of large-capacity glass production. The progress of the glass-making process and the quality of the glass largely depend on the quality and characteristics ...
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19.
Ultrafine batch mixture for low-alkali alumoborosilicate glasses
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(Science for glass production)
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The efficiency of using ultradispersed activated mixtures obtained by wet grinding in a planetary mill was established for the synthesis of low-alkaline aluminoborosilicate glasses (of the Pyrex type). ...
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20.
Porosity and solubility of bioactive calcium-phosphate glassceramics for bone endoprosthesis
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(Biomaterials)
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The issues related to the solubility of glass-crystalline materials based on calcium phosphate glasses in water and solutions imitating the physiological environment of a living organism are considered. ...
