Characterization of tantalum doped lanthanum strontium ferrite as cathode materials for solid oxide fuel cells
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- 作者：Isabella Natali Soraa ; isabella.natali-sora@unibg.it" class="auth_mail" title="E-mail the corresponding author ; Valeria Felicea ; Francesca Zurlob ; Silvia Licocciab ; Elisabetta Di Bartolomeob
- 关键词：Tantalum doping ; Perovskite structure ; Cathode ; IT-SOFC
- 刊名：Journal of Alloys and Compounds
- 出版年：2015
- 出版时间：5 November 2015
- 年：2015
- 卷：648
- 期：Complete
- 页码：154-159
- 全文大小：1525 K
文摘
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The lowest area specific resistance was obtained with Sr = 0.40 and Ta = 0.05.
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The activation energies Ea are in the range of 1.3–1.6 eV.
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The samples were single phase when Sr = 0, 0.20, 0.40, and 0.6 and Ta = 0.05.
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A predictive trend of the electric conductivity is proposed.