| 溶胶-凝胶法制备MgO/(Ba0.8Sr0.2)TiO3多层薄膜及其介电和漏电特性研究 |
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| 引用本文： | 贾建峰,黄凯,潘清涛,李世国,贺德衍. 溶胶-凝胶法制备MgO/(Ba0.8Sr0.2)TiO3多层薄膜及其介电和漏电特性研究[J]. 物理学报, 2006, 55(4) |
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| 作者姓名： | 贾建峰 黄凯 潘清涛 李世国 贺德衍 |
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| 基金项目： | 高等学校优秀青年教师教学科研奖励计划 |
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| 摘 要： | 采用改进的溶胶-凝胶方法在LaNiO3/Si(100)衬底上制备了MgO/(Ba0.8Sr0.2)TiO3多层薄膜.实验结果表明,MgO层的引入改变了(Ba0.8Sr0.2)TiO3的介电特性和漏电流行为,使薄膜的漏电流降低了3个数量级,但介电常数也有相应降低.漏电流的显著降低是由MgO子层的高阻特性以及微量Mg向(Ba0.8Sr0.2)TiO3晶格中扩散造成的.
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| 关 键 词： | MgO/(Ba0.8Sr0.2)TiO3多层薄膜 漏电流 介电常数 |
Dielectric properties and leakage current of MgO/(Ba0.8Sr0.2)TiO3 heterostructured films prepared by sol-gel technique |
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| Jia Jian-Feng,Huang Kai,Pan Qing-Tao,Li Shi-Guo,He De-Yan. Dielectric properties and leakage current of MgO/(Ba0.8Sr0.2)TiO3 heterostructured films prepared by sol-gel technique[J]. Acta Physica Sinica, 2006, 55(4) |
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| Authors: | Jia Jian-Feng Huang Kai Pan Qing-Tao Li Shi-Guo He De-Yan |
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