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Electrical Properties of Beryllium-Doped Gd2Zr2O7. / Shlyakhtina, A. V.; Gorshkov, N. V.; Kolbanev, I. V. et al.

In: Inorganic Materials, Vol. 57, No. 11, 11.2021, p. 1184-1193.

Research output: Contribution to journal › Article › peer-review

Harvard

Shlyakhtina, AV, Gorshkov, NV, Kolbanev, IV, Shefer, KI, Kas’yanova, AV & Medvedev, DA 2021, 'Electrical Properties of Beryllium-Doped Gd2Zr2O7', Inorganic Materials, vol. 57, no. 11, pp. 1184-1193. https://doi.org/10.1134/S002016852111011X

APA

Shlyakhtina, A. V., Gorshkov, N. V., Kolbanev, I. V., Shefer, K. I., Kas’yanova, A. V., & Medvedev, D. A. (2021). Electrical Properties of Beryllium-Doped Gd2Zr2O7. Inorganic Materials, 57(11), 1184-1193. https://doi.org/10.1134/S002016852111011X

Vancouver

Shlyakhtina AV, Gorshkov NV, Kolbanev IV, Shefer KI, Kas’yanova AV, Medvedev DA. Electrical Properties of Beryllium-Doped Gd2Zr2O7. Inorganic Materials. 2021 Nov;57(11):1184-1193. doi: 10.1134/S002016852111011X

Author

Shlyakhtina, A. V. ; Gorshkov, N. V. ; Kolbanev, I. V. et al. / Electrical Properties of Beryllium-Doped Gd2Zr2O7. In: Inorganic Materials. 2021 ; Vol. 57, No. 11. pp. 1184-1193.

BibTeX

@article{b3cc2d1d1e9c45c2a5dccbd1559f9ccb,
title = "Electrical Properties of Beryllium-Doped Gd2Zr2O7",
abstract = "Dense Gd2Zr2O7-based ceramics with the composition Gd2Zr1.9Be0.1O6.9, containing heterovalently substituted beryllium on the zirconium site, have been prepared for the first time via mechanical activation of an oxide mixture, followed by annealing of green compacts at 1500°C. The use of mechanical activation has been shown to enable the preparation of dense ceramics (relative density of 88%) by annealing for 5 min and gas-tight ceramics (relative density of 97.3%) by annealing for 4 h. Gd2Zr1.9Be0.1O6.9 has a pure oxygen ion conductivity of 4.0 × 10–3 S/cm at 800°C. The main advantage of partial beryllium substitution on the zirconium site in Gd2Zr2O7 is the formation of a material having negligible electron and hole conductivities in wide ranges of oxygen partial pressures and temperatures.",
keywords = "impedance, oxygen ion conductivity, proton conductivity, pyrochlore",
author = "Shlyakhtina, {A. V.} and Gorshkov, {N. V.} and Kolbanev, {I. V.} and Shefer, {K. I.} and Kas{\textquoteright}yanova, {A. V.} and Medvedev, {D. A.}",
note = "Funding Information: This work was supported by the Russian Federation Ministry of Science and Higher Education as part of the state research target for the Semenov Federal Research Center for Chemical Physics, Russian Academy of Sciences (state registration no. AAAA-A20-120013190076-0). The structure refinement was part of the state research target for the Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences (project no. AAAA-A21-121011390053-4). Publisher Copyright: {\textcopyright} 2021, Pleiades Publishing, Ltd.",
year = "2021",
month = nov,
doi = "10.1134/S002016852111011X",
language = "English",
volume = "57",
pages = "1184--1193",
journal = "Inorganic Materials",
issn = "0020-1685",
publisher = "Maik Nauka-Interperiodica Publishing",
number = "11",

}

RIS

TY - JOUR

T1 - Electrical Properties of Beryllium-Doped Gd2Zr2O7

AU - Shlyakhtina, A. V.

AU - Gorshkov, N. V.

AU - Kolbanev, I. V.

AU - Shefer, K. I.

AU - Kas’yanova, A. V.

AU - Medvedev, D. A.

N1 - Funding Information: This work was supported by the Russian Federation Ministry of Science and Higher Education as part of the state research target for the Semenov Federal Research Center for Chemical Physics, Russian Academy of Sciences (state registration no. AAAA-A20-120013190076-0). The structure refinement was part of the state research target for the Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences (project no. AAAA-A21-121011390053-4). Publisher Copyright: © 2021, Pleiades Publishing, Ltd.

PY - 2021/11

Y1 - 2021/11

N2 - Dense Gd2Zr2O7-based ceramics with the composition Gd2Zr1.9Be0.1O6.9, containing heterovalently substituted beryllium on the zirconium site, have been prepared for the first time via mechanical activation of an oxide mixture, followed by annealing of green compacts at 1500°C. The use of mechanical activation has been shown to enable the preparation of dense ceramics (relative density of 88%) by annealing for 5 min and gas-tight ceramics (relative density of 97.3%) by annealing for 4 h. Gd2Zr1.9Be0.1O6.9 has a pure oxygen ion conductivity of 4.0 × 10–3 S/cm at 800°C. The main advantage of partial beryllium substitution on the zirconium site in Gd2Zr2O7 is the formation of a material having negligible electron and hole conductivities in wide ranges of oxygen partial pressures and temperatures.

AB - Dense Gd2Zr2O7-based ceramics with the composition Gd2Zr1.9Be0.1O6.9, containing heterovalently substituted beryllium on the zirconium site, have been prepared for the first time via mechanical activation of an oxide mixture, followed by annealing of green compacts at 1500°C. The use of mechanical activation has been shown to enable the preparation of dense ceramics (relative density of 88%) by annealing for 5 min and gas-tight ceramics (relative density of 97.3%) by annealing for 4 h. Gd2Zr1.9Be0.1O6.9 has a pure oxygen ion conductivity of 4.0 × 10–3 S/cm at 800°C. The main advantage of partial beryllium substitution on the zirconium site in Gd2Zr2O7 is the formation of a material having negligible electron and hole conductivities in wide ranges of oxygen partial pressures and temperatures.

KW - impedance

KW - oxygen ion conductivity

KW - proton conductivity

KW - pyrochlore

UR - http://www.scopus.com/inward/record.url?scp=85120155245&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/48e13b5a-4ccd-3b4a-a380-669e53e8871a/

U2 - 10.1134/S002016852111011X

DO - 10.1134/S002016852111011X

M3 - Article

AN - SCOPUS:85120155245

VL - 57

SP - 1184

EP - 1193

JO - Inorganic Materials

JF - Inorganic Materials

SN - 0020-1685

IS - 11

ER -

ID: 34866604