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1.
The Cobalt Spinel Synthesis: the Effect of a Mechanical Activation and Magnesium/Zinc Ions Doping
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(Coatings)
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... at & # 8776; 920 & # 176; С turned into CoO. The effect of mechanical treatment in a planetary and ball-ring mill on the yield of CoAl 2 O 4 spinel and the size of its crystallites at different temperatures ...
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2.
Multiphase material based on ceramic powders synthesised from natrium pyrophosphate and soluble calcium salts by mechanical activation
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(Biomaterials)
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Multiphase ceramics were obtained from calcium phosphate powders synthesized using mechanical activation from sodium pyrophosphate and soluble calcium salts (acetate, nitrate, chloride). Powders after ...
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3.
INVESTIGATION OF THE EFFECT OF MECHANOACTIVATION OF LOCAL RAW MATERIALS ON THE STRENGTH PROPERTIES OF SULFURE CONCRETE
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(Not-set)
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... conditions of the North and the Arctic. The use of methods of mechanical activation of mineral fillers of sulfur binder allows the use of substandard mineral raw materials in the technologies of sulfur ...
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4.
SINTERING OF Mg2TiO4 CERAMICS OBTAINED BY THE METHOD OF MECHANOCHEMICAL ACTIVATION OF A MIXTURE OF INITIAL POWDERS
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(Not-set)
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In this work, the effect of mechanochemical activation time of mixtures of initial components on the sintering of magnesium titanate ceramics is studied. The apparent activation energy of sintering samples ...
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5.
PHYSICAL AND MECHANICAL PROPERTIES OF CERAMIC COMPOSITE MATERIAL BASED ON Al6Si2O13–ZrSiO4
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(Not-set)
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Composite ceramic materials based on SiO2–Al2O3–ZrO2 nanopowders were obtained by sintering and their properties were studied. Before sintering, the powders were subjected to mechanical activation in a ...
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6.
FACING BUILDING MATERIAL BASED ON MECHANICALLY ACTIVATED CULLET MODIFIED WITH SODIUM HYDROXIDE
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(Not-set)
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The technology of facing material based on mechanically activated cullet modified with sodium hydroxides has been developed. The phase composition, macro- and microstructure of the lining material are ...
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7.
Influence of the Conditions of Mechanochemical Activation on the Physical and Chemical Properties of Zinc Oxide
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(Not-set)
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Mechanical activation of zinc oxide with the addition of a surfactant (triethanolamine) in two types of mills - roller-ring vibration and planetary-centrifugal mills is considered. The dependences of the ...
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8.
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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9.
Brick clay modifier activation by ultrasonic extrusion
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(Upgrading of quality)
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The properties of ceramics in the case of clay modification with a small addition of glass fiber during ultrasonic extrusion of laboratory specimens have been investigated. Ultrasound enhances the hardening ...
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10.
Mechano-chemical activation of sand in AGO-2 centrifugal planetary mill
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(Science for glass production)
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The effect of mechanical dispersion on quartz sand using a centrifugal planetary mill AGO-2 has been investigated. It is shown that at a constant grinding time, but at different intensities of action in ...
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11.
Strontium-alumosilicate glassceramics synthesis using batch mechanoactivation
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(Science for glass production)
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The influence of mechanical activation of the charge on the glass-making process and the homogeneity of the obtained glass is considered. The object of research is refractory sitall glass. Mechanical activation ...
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12.
Batch mechanoactivation as a way to improve strength of glass
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(Science for glass production)
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The effect of mechanical activation of the glass batch on the glass-making process and the mechanical strength of glass has been studied. It is shown that dry grinding of the charge to a specific surface ...
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13.
Processes of grinding and mechanochemical activation in technology of oxide ceramics (review)
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(Science for ceramic production)
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The classification of grinding equipment and conditions affecting the process of mechanical processing of raw materials for the production of oxide ceramics is presented. Based on the analysis of grinding ...
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14.
Heat insulation material based on the glass cut subjected to mechanochemical activation
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(Utilization of waste)
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Methods of recycling mixed glass breakage, which is a part of solid household waste, are analyzed. It is shown that the problem of utilization of this type of waste is still relevant. On the basis of the ...
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15.
Using of disintegrator as a mechanical activator of batches for glass melting
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(Automation and mechanization of production)
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Possibilities of intensification of glass melting due to preliminary mechanical activation of quartz sand in a disintegrator under various conditions are considered. It is shown that mechanical activation ...
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16.
Liquid glass fire-retardant based on mechanically activated alumina
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(At the enterprises and institutes)
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The influence of the silicate module of liquid glass, functional additives and mechanical activation of the filler on the composition of the fire retardant composition is shown. At temperatures up to 700 ...
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17.
ELECTRON BEAM SINTERING OF ALUMINA-BASED COMPOSITE CERAMICS WITH COPPER ADDITION IN THE FORE-VACUUM PRESSURE RANGE
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(Not-set)
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The effect of electron-beam sintering in the fore-vacuum pressure range (8…10 Pa) on the density, structure, and phase composition of the sintered Al2O3–Cu composite with a component mass ratio of 10:1 ...
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18.
DEVELOPMENT OF NANOMODIFIED CEMENT USING MICROSILICA, POLYCARBOXYLATE AND DUNE SAND: OPTIMIZATION OF COMPOSITION AND STRENGTH CHARACTERISTICS
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(Not-set)
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... while the amount of gypsum (5 %) and modifier (10 %) remained constant. The results showed that mechanical activation in a ball mill for 110 minutes provided a nanostructured material with a specific surface ...
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19.
ELECTRICAL PROPERTIES OF OXIDE CERAMICS WITH PYROCHLORE STRUCTURE CONTAINING MANGANESE AND NICKEL
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(Not-set)
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The electrical properties of bidoped oxide pyrochlore Bi6/5Mn1/3Ni1/3Ta4/3O6+? (sp. gr. Fd-3m, a = 10.5038(9) ?), synthesized for the first time by the solid-phase method, were studied. According to scanning ...
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20.
MODIFIED AlF3 AND LiF OXYFLUORIDE LITHIUM-SILICATE SCINTILLATION GLASS FOR NEUTRON DETECTION
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(Not-set)
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Lithium-silicate scintillation glasses doped with rare earth ions are promising materials for neutron detectors. Oxyfluoride glasses, due to modification by fluorine, have improved spectral and mechanical ...
