Zobrazeno 1 - 10
of 28
pro vyhledávání: '"S. G. Prutchenko"'
Publikováno v:
Inorganic Materials. 42:806-814
The microstructure and dielectric properties of (La0.9Sr0.1)[(Ga1−x Crx)0.8Mg0.2]O3−δ (x = 0−0.35) oxygen-ion-conducting ceramics have been studied. The dielectric relaxation observed in the ceramics has been interpreted in terms of ionic tran
Autor:
E. D. Politova, Vladimir V. Shvartsman, A. V. Mosunov, V. V. Ivanova, S. Yu. Stefanovich, G. M. Kaleva, S. G. Prutchenko, A. G. Segalla, Andrei L. Kholkin
Publikováno v:
Inorganic Materials. 40:998-1005
Data are presented on the phase composition, crystal structure, microstructure, and dielectric and piezoelectric properties of (1 – y)[(1 – x)Pb(Mg1/3Nb2/3)O3–xPbTiO3]–yPb(Mg1/2W1/2)O3 (x = 0.30–0.36; y = 0, 0.05, 0.10) ceramics. It is show
Autor:
N. U. Venskovskii, G. M. Kaleva, A. V. Mosunov, E. D. Politova, T. V. Polteva, S. G. Prutchenko
Publikováno v:
Inorganic Materials. 40:80-85
(La0.9□0.1)(Ga1 – xMnx)Oy (□ = vacancy;x = 0, 0.2, 0.4, 0.6, 0.8, 1.0) perovskite solid solutions are prepared by solid-state reactions and characterized by x-ray diffraction, electron microscopy, and dielectric spectroscopy. The solid solution
Autor:
L. F. Rybakova, S. G. Prutchenko, Yu. V. Zhivareva, Yu. Ya. Tomashpol'skii, N. V. Sadovskaya, A. V. Vanina
Publikováno v:
Inorganic Materials. 39:733-740
Ferroelectric–superconductor heterostructures consisting of a ferroelectric Pb–Ti–Zr–O film on a superconducting Bi–Sr–Ca–Cu–O ceramic substrate or a superconducting Bi–Sr–Ca–Cu–O film on a ferroelectric Pb–Ti–Zr–O ceram
Autor:
S. G. Prutchenko, G. A. Ivleva, I. I. Ashcheulova, I. I. Reformatskaya, D. V. Kostin, K. Kh. Tastanov, S. K. Murinov, T. S. Taubaldiev, M. A. Barinova
Publikováno v:
Protection of Metals. 39:166-171
It is inadmissible to employ the inhibitors of polyphosphate type, including KW/2353, for the corrosion protection of the inner surface of long-distance water mains. When becoming deficient due to its exhaustion, the inhibitor aggravates the localize
Publikováno v:
Inorganic Materials. 39:398-403
(1 – x)PbMg1/3Nb2/3O3–xPbTiO3 ceramics with x = 0.20–0.36 were prepared and characterized by x-ray diffraction, microstructural analysis, and dielectric measurements at different temperatures and frequencies. The phase composition, structural p
Autor:
S. K. Murinov, T. S. Taubaldiev, S. G. Prutchenko, I. I. Ashcheulova, I. I. Reformatskaya, K. Kh. Tastanov, D. V. Kostin, G. A. Ivleva
Publikováno v:
Protection of Metals. 38:590-594
The operation conditions of the inner surface of the long-distance Astrakhan–Mangyshlak fresh-water main and the properties of corrosion deposits on it are considered. It is shown that most of the surface operates in a weakly mineralized fresh wate
Publikováno v:
Inorganic Materials. 37:71-76
Fine-particle BaTiO3 and TiO2 additions are shown to have a significant effect on the structure, microstructure, and superconducting properties of YBa2Cu3O7 – δ ceramics prepared via partial melting. The ranges of solid solutions are determined. T
Autor:
T. V. Lunina, S. G. Prutchenko, S. A. Men'shikh, L. F. Rybakova, O. F. Fedoseeva, Yu. Ya. Tomashpol'skii
Publikováno v:
Inorganic Materials. 37:500-507
Ferroelectric PbTi0.6Zr0.4O3films 0.5–1.5 μm in thickness were produced on platinum substrates by spray pyrolysis of carboxylate solutions. The optimized compositions of the precursor solutions, containing methacrylic acid and ethylene glycol, are
Autor:
N. U. Venskovskii, S. Yu. Stefanovich, A. Yu. Khortova, G. M. Kaleva, V. V. Aleksandrovskii, S. G. Prutchenko, E. D. Politova, L. A. Rudnitskii
Publikováno v:
Inorganic Materials. 37:641-646
Data are presented on the phase relations in the La2O3–SrO–Ga2O3system and the effect of B2O3additions on the structure and morphology of (La,Sr)(Ga,Mg)O3 – δceramics. The formation of the perovskite phase (La,Sr)GaO3is shown to proceed throug