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Abstract:
复合钙钛矿氧化物La1-xSxCo1-yFeyO3-δ是一种适于中温固体氧化物燃料电池的阴极材料.采用柠檬酸螯合法合成了La0.6Sr0.4Co0.2Fe0.8O3-δ粉体,并通过XRD和SEM,研究了前驱体溶液pH值和煅烧温度对其粉体晶相结构的影响;同时,通过烧结体的SEM和交流阻抗分析,详细讨论了前驱体溶液pH值和烧结温度对烧结体显微结构和阻抗特性的影响.结果表明,前驱体溶液pH=4、煅烧温度为900°C的粉体,1400°C下烧结2h获得的烧结体,具有最低的阻抗.
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无机材料学报
ISSN: 1000-324X
Year: 2008
Issue: 4
Volume: 23
Page: 719-724
1 . 7 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
JCR Journal Grade:3
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 4
Chinese Cited Count:
30 Days PV: 2
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