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溶胶-凝胶法制备Mn掺杂的BaTiO3铁电薄膜
  • 摘要

    采用溶胶-凝胶法制备了Mn离子摩尔掺杂比x分别为0,2%,4%,6%,8%的Ba(Ti1-xMnx)O3铁电薄膜.研究发现:当x为6%时,漏电流和矫顽场均达到最小,与未掺杂时相比,漏电流降低了约3个量级,矫顽场电场强度降低了约60%,P-E回线的矩形度增加.实验结果表明:通过适量掺杂Mn离子,可以改善BaTiO3铁电薄膜电学性能,提高铁电薄膜的极化,降低薄膜的漏电流.

  • 作者

    姜杰  杨琼  周益春  蒋丽梅  JIANG Jie  YANG Qiong  ZHOU Yi-chun  JIANG Li-mei 

  • 作者单位

    湘潭大学低维材料及其应用技术教育部重点实验室,湘潭,411105

  • 刊期

    2015年3期

  • 关键词

    铁电薄膜  Ba(Ti1-xMnx)O3  掺杂  漏电流  电滞回线 

参考文献
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