Steklo i Keramika (Glass and Ceramics). Monthly scientific, technical and industrial journal

 

ISSN 0131-9582 (Online)

Total: 50 results found.

Page 2 of 3

21. FEATURES OF THE SYNTHESIS OF CERAMIC PARANIOBATE OF COMPOSITION YErYbNbO7
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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 ...
22. GRANULAR CHEMOSORBENT BASED ON ZINC OXIDE SUPPORTED ON ?-Al2O3
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... thermal decomposition. The strength and textural characteristics of the resulting sorbent were studied using low-temperature nitrogen adsorption, X-ray diffraction, and scanning electron microscopy. The ...
23. SYNTHESIS OF NANOCRYSTALINE Bi2Cr0.5Co0.5Nb2O9+? CERAMICS
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... determined by X-ray diffraction, varies from 39 (850 ?С) to 48 nm (1050 ?С) depending on the sintering temperature. According to X-ray phase analysis, the unit cell parameter is 10.4872(6) ?. The results ...
24. SYNTHESIS OF CERAMIC PIGMENTS WITH WILLEMITE STRUCTURE AND THEIR USE IN OBTAINING BLUE GLAZES
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The ability of isovalent substitution of zinc and cobalt atoms in the structure of willemite Zn2SiO4 was studied, ceramic pigments with willemite structure of blue, violet and blue colors were synthesized. ...
25. PROPERTIES OF POWDERS SYNTHESIZED FROM AQUEOUS SOLUTIONS OF SODIUM SILICATE AND IRON SULFATE
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The phase composition of the powder synthesized from aqueous solutions of sodium silicate Na2SiO3 and iron sulfate FeSO4 at the molar ratio Fe/Si = 2 according to X-ray diffraction (XRD) data included ...
26. EFFECT OF CRYSTALLIZATION ON LOCAL STRUCTURE AND OPTICAL PROPERTIES OF THE GLASS OF 12.5Li2O–50GeO2–37.5P2O5 COMPOSITION
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... electrolyte for all-solid-state lithium-ion power sources. Using total X-ray scattering with analysis of the pair distribution function, and diffuse reflectance spectroscopy in the UV-Vis range, the local ...
27. TRANSPARENT GLASS-CERAMICS BASED ON LITHIUM ALUMINOSILICATE SYSTEM
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Methods of laser micro- and nanomodification structure of transparent dielectrics open promising prospects for the creation of a new type glass-crystalline materials and new applications. In this work, ...
28. INFLUENCE OF YAG CERAMIC POWDERS GRINDING CONDITIONS OF ON THE PROPERTIES OF OPTICAL CERAMICS
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... evaluated using scanning electron microscopy, laser diffraction analysis, X-ray phase analysis, and Brunauer–Emmett–Teller gas adsorption.It was found that milling the YAG precursor powders allows for ...
29. ENRICHMENT OF QUARTZ SANDS OF THE OYNAKUM DEPOSIT FOR SYNTHESIS OF HIGH-QUALITY TRANSPARENT GLASS
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The article discusses the possibility of using quartz sands from the Oynakum deposit as a promising source of high-quality quartz-containing raw materials for the glass industry in order to obtain higher ...
30. INFLUENCE OF TEMPERATURE ON THE PROPERTIES OF FREE LOADED INORGANIC OXIDE NANO POWDERS
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... measurements using the Brunauer–Emmett–Taylor (BET) adsorption method at liquid nitrogen temperature. Crystallographic parameters in the treated powders were assessed using X-ray diffraction analysis. ...
31. INVESTIGATION OF THE CONDITIONS OF CERAMIC AND MECHANOCHEMICAL SYNTHESIS OF COMPOSITES CuO/ZnO/?-Al2O3
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In this work, using the methods of X-ray phase, X-ray diffraction, synchronous thermal analysis, scanning electron microscopy, low-temperature adsorption-desorption of nitrogen, the process of obtaining ...
32. DETERMINATION OF THE CHEMICAL AND MINERALOGICAL COMPOSITION OF TRACHIBASALTIC PORPHIRITE FROM THE GAVASAY FOR OBTAINING MINERAL FIBER
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The results of studies of the chemical and mineralogical compositions and the main characteristics for determining the suitability of trachybasaltic porphyrite from the Gavasay deposit of Uzbekistan for ...
33. INFLUENCE OF CeO2 ON THE FORMATION OF PLASMONIC Au NANOPARTICLES IN GLASSES OF THE ZnO–MgO–Al2O3–SiO2 SYSTEM
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Using absorption spectroscopy, differential scanning calorimetry, and X-ray powder diffraction, we studied the effect of a small addition of CeO2 on the process of thermally stimulated formation of plasmonic ...
34. PREPARATION, STRUCTURE AND IONIC CONDUCTIVITY OF THE M0.9Y0.1O2–?–BiScO3 (M = Zr, Ce)
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Samples of Zr0.9Y0.1O2–?–BiScO3 and Сe0.9Y0.1O2–?–BiScO3 solid solutions were obtained by solid-phase synthesis. X-ray diffraction revealed that the Zr0.9Y0.1O2–?–BiScO3 system corresponds to a tetragonal ...
35. INVESTIGATION OF THE STRUCTURE AND INFLUENCE OF ION EXCHANGE ON THE MICROHARDNESS OF LOW-ALKALI TRANSPARENT GANITE GLASS-CERAMICS
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... gahnite glass-ceramics containing a small Na2O content. The structure and properties of glass-ceramics before and after ion-exchange were studied by x-ray diffraction analysis, transmission electron microscopy, ...
36. PHASE TRANSFORMATIONS UNDER THE ACTION OF FEMTOSECOND PULSES IN THE GLASS-CERAMIC OF ZnO–MgO–Al2O3–SiO2 SYSTEM
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The effect of femtosecond laser micro-treatment in thermal and non-thermal modes on the structure of transparent glass-ceramic based on the ZnO–MgO–Al2O3–SiO2 system, characterized by increased mechanical ...
37. MINERALOGICAL FEATURESOF THE EXPANDED VERMICULITE ORES
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... 3.47 to 7.67. The structure of the material has been studied by X-ray diffraction and infrared spectroscopy. The chemical composition has been determined by the microprobe method, and phase transformations ...
38. MECHANICAL AND MICROSTRUCTURAL PROPERTIES OF OPAQUE CERAMIC TILES GLAZED WITH SOME INDUSTRIAL WASTES
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... and having a light yellow-red color. The micro- and crystallographic structure of some selected tiles were determined by scanning electron microscopy and X-ray diffraction techniques. Zircon, diopside ...
39. RESEARCH INFLUENCE OF THERMAL PLASMA ENERGY ON MORPHOLOGY AND PHASE COMPOSITION ALUMINUM SILICATE MICROSPHERES
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... powders after processing according to XRD data are amorphous. The X-ray diffraction patterns of particles processed in the turbulent regime of plasma jet outflow show a small Bragg peak of ?-quartz. This ...
40. QUARTZ SANDS OF THE DEPOSIT OF TOMDI THE PROMISING RAW MATERIAL FOR GLASS PRODUCTION
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The results of studies of chemical, X-ray phase, microscopic, electron microscopic and granulometric analyzes, as well as physical and mechanical properties of quartz sand from of the Tamdi deposit are ...