Zobrazeno 1 - 10
of 92
pro vyhledávání: '"B. N. Dudkin"'
Publikováno v:
Russian Journal of General Chemistry. 87:2351-2357
A ceramic composite [78ZrO2–21CeO2–Y2O3]/La0.85Y0.15Al11O18/Al2O3 (zirconium dioxide submicroparticles stabilized by cerium and yttrium oxides), which consists of a matrix filled with layered submicroparticles of lanthanum hexaaluminate modified
Publikováno v:
Russian Journal of General Chemistry. 87:912-917
Magnesium silicates modified with 15(2)-methyl ester of 13(1),17(3)-diamino-N,N′-bis(2-hydroxyethyl)-13(1),17(3)-dioxochlorin e 6 have been synthesized by heat treatment in water containing small fraction of ethanol. X-ray phase analysis, different
Publikováno v:
Russian Journal of General Chemistry. 86:1805-1810
Magnesium silicates modified with 13(1)-N-methylamide-17-methyl-15-diethylene glycol ester of chlorin е 6 have been prepared for the first time via heat treatment. The studies by means of X-ray diffraction analysis, scanning electron microscopy, dif
Publikováno v:
Russian Journal of General Chemistry. 85:2681-2685
Ceramic fibers of zirconium oxide partially stabilized by ceric oxide were obtained by the template synthesis using sols of initial metals oxides. The formation of the microstructure of ceramic fibers has been studied by the methods of thermal analys
Publikováno v:
Russian Journal of General Chemistry. 85:1583-1587
Magnesium silicate modified with hexadecyltrimethylammonium cations was synthesized by mechanochemical treatment of a mixture of magnesium hydroxide, silica xerogel, lithium fluoride, and hexadecyltrimethylammonium bromide. The X-ray diffraction anal
Publikováno v:
Russian Journal of General Chemistry. 84:190-193
Thermal effects accompanying heat treatment of cotton fibers impregnated with mixed sols of zirconium and ceric oxides have been studied by thermogravimetric analysis and differential scanning calorimetry. Increase of ceric oxide fraction changes the
Autor:
A. Yu. Bugaeva, B. N. Dudkin
Publikováno v:
Glass Physics and Chemistry. 40:37-40
Reinforcement of ceramic alumina oxide-lanthanum hexaaluminate composite by alumina nanofibers, whose surface is modified by nanodispersed zirconia, improves significantly the mechanical properties of the material (bending strength up to 700 MPa and
Publikováno v:
Russian Journal of Applied Chemistry. 86:1465-1469
Organically modified layered magnesium silicate was for the first time synthesized by thermal treatment of a sol of silicon dioxide, magnesium hydroxide, and hexadecyl trimethylammonium bromide, with reflux of the liquid phase. The material obtained
Publikováno v:
Glass Physics and Chemistry. 38:449-454
The energy of interparticle interaction in aqueous and water-organic dispersed systems of aluminum oxide is evaluated. The influence of the structural component of the surface forces is considered. The allowance for the contact interactions upon the
Publikováno v:
Inorganic Materials: Applied Research. 3:323-328
A ceramic material based on a corundum matrix formed by submicrocrystalline particles of aluminum oxide and filled with microsized particles of lanthanum hexaaluminate is obtained. The matrix is reinforced additionally by aluminum oxide nanofibers, a