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高温燃料电池阴极材料的制备及性能研究 被引量:1

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摘要 采用固相反应法合成La(Sr)MnO_3高温燃料电池阴极材料,X射线衍射分析证实了(La_(1-x)Sr_x)_(1-y)MnO_3(0≤x≤0.3,0≤y≤0.1)是六方晶系钙钛矿结构;晶胞参数a随x(x≥0.1)的增大而减小,c随x的增大而增大;a、c随y的增大而减小。测定了试样的烧结收缩和相对密度以确定它的烧结性,结果表明,随x或y增大,烧结性增大。直流四探针法测量室温电导率,随x(≥0.1)或y增大电导率增加。
出处 《中国稀土学报》 CAS CSCD 北大核心 1993年第4期323-327,共5页 Journal of the Chinese Society of Rare Earths
基金 国家自然科学基金
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同被引文献11

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