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Bi_2Cu_(0.1)V_(0.9)O_(5.35-δ)固态电解质化学溶液法的合成与性能

Keywords: 铜-钒酸铋,电解质,氧离子电导

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Abstract:

用化学溶液法合成了Bi2Cu0.1V0.9O5.35-δ(BICUVOX.10)材料,研究了材料的物相、表面形貌和电学特性.BICUVOX.10薄膜具有室温稳定的高电导γ相.在LaNiO3/Si衬底上,BICUVOX.10薄膜具有(001)择优取向,平均晶粒大小约为200nm.低频范围的介电损耗来源于氧空位的短程扩散,BICUVOX.10薄膜主要表现为晶粒电导特性.BICUVOX.10薄膜中氧离子电导激活能约为0.3eV,氧离子电导率约为5×10-2S.cm-1.

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