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 ...
The article is devoted to the study of the dependence of the change in compressive strength on temperature for refractory materials of the lining of a pouring ladle of ferroalloy production – fireclay ...
It has been shown that the modified sol-gel method (method Pechini) successfully synthesizes multielement oxides based on bismuth niobate, crystallizing in the pyrochlore structure type (space group Fd-3m). ...
The paper presents the results of research on the influence of humidity, heat treatment temperature, fractional composition of periclase, time of aging before heat treatment, the amount of carbon in the ...
The results of the analysis of research in the field of developing compositions and methods of applying high-temperature coatings for the protection of various metals and alloys are presented. The relevance ...
The dependences of the ultimate strength in compression of diatomite on temperature in the temperature range of 50 - 700 ° C are investigated. The ultimate strength in compression at a temperature of 450 ...
A description of the installation for determining the ultimate strength of refractory materials in compression at elevated temperatures is considered. The values ??of the ultimate compressive strength ...
