Codoping of scandium-containing zirconia-based solid electrolytes with iron, cerium, and copper oxides
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  • 作者:O. Z. Yanchevskii ; L. L. Kovalenko ; A. G. Belous
  • 关键词:zirconia ; based solid electrolyte ; oxygen ion conductivity ; stabilization of the cubic phase ; scandium oxide ; iron oxide ; ZrO2–CeO2–Sc2O3–Fe2O3 ; Sc2–x Fe x O3
  • 刊名:Inorganic Materials
  • 出版年:2016
  • 出版时间:March 2016
  • 年:2016
  • 卷:52
  • 期:3
  • 页码:301-308
  • 全文大小:933 KB
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  • 作者单位:O. Z. Yanchevskii (1)
    L. L. Kovalenko (1)
    A. G. Belous (1)

    1. Vernadsky Institute of General and Inorganic Chemistry, National Academy of Sciences of Ukraine, pr. Akademika Palladina 32/34, Kyiv, 03680, Ukraine
  • 刊物类别:Chemistry and Materials Science
  • 刊物主题:Chemistry
    Inorganic Chemistry
    Industrial Chemistry and Chemical Engineering
    Materials Science
    Russian Library of Science
  • 出版者:MAIK Nauka/Interperiodica distributed exclusively by Springer Science+Business Media LLC.
  • ISSN:1608-3172
文摘
Codoping with iron, cerium, and copper oxides has been proposed as a means of improving the performance of scandium-containing zirconia-based solid electrolytes. We have examined three procedures for the synthesis of the (ZrO2)0.825(CeO2)0.07(Sc2O3)0.07(Fe2O3)0.035 solid solution through precipitation from solution. It has been shown that the highest oxygen ion conductivity is ensured by the synthesis procedure that includes the mechanochemical activation of presynthesized scandium ferrate (Sc1.33Fe0.67O3) with cerium and zirconium hydroxides and a solution containing 0.5 mol % Cu.

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