Výsledky vyhledávání - "V. V. Vashuk"

Effect of deposition conditions on properties of nanostructured magnesium hydroxide powders

Autor: N. P. Krut’ko, I. V. Matsukevich, T. F. Kuznetsova, V. V. Vashuk, A. N. Ruchets

Publikováno v: Russian Journal of Applied Chemistry. 90:1-6

Change in the dispersity, microstructure, and adsorption properties of mesoporous magnesium hydroxide powders synthesized by the precipitation method from solutions upon introduction of surfactants and under the action of microwave and ultrasonic irr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a28d179ea68a3a0f93cd7e5f72c682d2
https://doi.org/10.1134/s1070427217010013

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[Untitled]

Autor: S. P. Tolochko, V. A. Lomonosov, L. S. Ivashkevich, Vladimir Pankov, V. V. Vashuk

Publikováno v: Inorganic Materials. 39:57-62

Bi-2212 coatings on Sr1 – xCaxCuO2 (x = 0, 0.5) and Sr14 – xCaxCu24O41 (x = 0, 5) substrates were prepared by partial melting at 890 and 950°C. The effects of the partial-melting temperature and the temperature and duration of subsequent heat tr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1e2b1896ca7a20ee346f2169aea0adf8
https://doi.org/10.1023/a:1021891203417

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[Untitled]

Autor: O. V. Strukova, L. V. Makhnach, S. P. Tolochko, V. V. Vashuk, O. P. Ol'shevskaya, Yu. G. Zonov

Publikováno v: Inorganic Materials. 38:1258-1263

La2 – xCexNiOy and Sr2 – xCexNiOy materials were prepared, and their properties were studied. Nearly single-phase Sr2 – xCexNiOy samples (tetragonal K2NiF4 structure) could be obtained at x= 0.25 and 0.3. The lattice parameters, weight change,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5eb033b1c3019f7dace2e5412a1f71da
https://doi.org/10.1023/a:1021375405311

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[Untitled]

Autor: V. V. Vashuk, O. P. Ol'shevskaya, L. V. Kokhanovskii, O. I. Kirilenko

Publikováno v: Inorganic Materials. 37:730-736

The oxygen stoichiometry of SrCo1 – xFexO3 – δ(0.1 ≤ x≤ 0.9) solid solutions was determined by solid-electrolyte coulometry as a function of temperature (20–1000°C) and oxygen partial pressure (1–100 Pa). The results, together with X-ra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::647d0aae3e4eed3bcfd74e7710b058c1
https://doi.org/10.1023/a:1017642610832

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Preparation of La2-x Sr x NiO4 (x = 0-1.3) conducting oxides via a citrate route

Autor: I. F. Kononyuk, S. P. Tolochko, V. A. Lomonosov, H. Altenburg, L. V. Makhnach, V. V. Vashuk, J. Hauck, V. M. Shelekhina

Publikováno v: Inorganic Materials. 36:1137-1140

La2-x SrxNiO4 (x = 0-1.3) oxide materials were prepared by the citrate and ceramic routes. The citrate precursors and final products were characterized by thermal analysis (DTA + TG), x-ray diffraction, scanning electron microscopy, IR spectroscopy,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dbc9373421e2e60d02d2c93753bbbe0d
https://doi.org/10.1007/bf02758933

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Sr1-xCexFe1-yCoyO3 (x ≤0.15,0

Autor: V. V. Vashuk, O. P. Ol'shevskaya, L. V. Kokhanovskii, V. F. Savchenko, O. V. Strukova, V. E. Lukashevich

Publikováno v: Inorganic Materials. 36:1173-1177

Sr,1 - xCexFe1 - yCoyO3-δ(x ≤ 0.15,0

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c877c7c8242fa3f60a907815df140f67
https://doi.org/10.1007/bf02758941

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Electrical conductivity and oxygen nonstoichiometry of SrCo0.25Fe0.75O3-δ

Autor: V. V. Vashuk, L. V. Kokhanovskii, I. I. Yushkevich

Publikováno v: Inorganic Materials. 36:1043-1049

The oxygen stoichiometry and defect structure of SrCo0. 25Fe0.75O3-δ were studied by solid-electrolyte coulometry, thermogravimetry, and conductivity measurements at temperatures from 20 to 1000‡C and oxygen partial pressures from 1 to 105 Pa. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8906416c4518424a4184f484ae999b01
https://doi.org/10.1007/bf02757982

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Oxygen permeability of Sr1-x Ce x Co0.2Fe0.8O3-δ ceramic membranes

Autor: V. V. Vashuk, S. I. Pytlev, E. I. Shkol’nikov, Vladimir Volkov, L. V. Kokhanovskii, O. P. Ol'shevskaya, N. V. Saratovskaya

Publikováno v: Inorganic Materials. 36:849-854

Sr1-xCexFe0.8Co0.2O3-δ(x = 0, 0.05, 0.10, 0.15) ceramics were prepared by solid-state reactions, and their oxygen permeability was measured as a function of cerium content and membrane thickness at temperatures from 400 to 1000‡C and oxygen partia

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2146fac333b269703cbbae7e97c62b17
https://doi.org/10.1007/bf02758611

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Electrical conductivity and oxygen stoichiometry of SrFeO3-δ

Autor: I. I. Yushkevich, L. V. Kokhanovskii, V. V. Vashuk

Publikováno v: Inorganic Materials. 36:79-83

Solid-electrolyte coulometry, thermogravimetry, and conductivity (σ) data obtained at temperatures from 20 to 1000°C and oxygen partial pressures from 1 to 105 Pa were used to construct the equilibriump-T-x andp-T-σ phase diagrams of strontium fer

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8df45d6942d17fd82b5a8b90cb7454e6
https://doi.org/10.1007/bf02758386

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