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Effect of Mn doping on the electrical properties of PbZr0.5Ti0.5O3 ferroelectric thin film

  • Fu Wen Shi*
  • , Xiang Jian Meng
  • , Gen Shui Wang
  • , Tie Lin
  • , Ya Wei Li
  • , Jian Hua Ma
  • , Jin Lan Sun
  • , Jun Hao Chu
  • *此作品的通讯作者
  • CAS - Shanghai Institute of Technical Physics
  • University of Chinese Academy of Sciences

科研成果: 期刊稿件文章同行评审

摘要

Manganese-doped lead zirconate titanate Pb(Zr0.5Ti0.5)1-xMnxO3 (PMZT) with x=0, 0.01, 0.02, 0.03 film were prepared by using sol-gel processing techniques on LaNiO3/Si(100) substrates. Pt/Pb(Zr0.5Ti0.5)1-xMnxO3 (PMZT)/LaNiO3 capacitor were fabricated. It shows excellent ferroelectricity. Asymmetric switching behavior of the polarization was observed under the external applied electric field. The asymmetric switching behavior of the polarization becomes larger with the increasing of Mn dopant concentration. The remnant polarization and coercive field decrease with the Mn content increasing. The dielectric constant of PMZT films decreases with the doping Mn decrease at low frequency. The leakage current density increases approximately linearly with voltage. The samples display nearly ohmic behavior. The leakage current increases with the increasing of Mn dopant under the same stress voltage.

源语言英语
页(从-至)211-214
页数4
期刊Gongneng Cailiao yu Qijian Xuebao/Journal of Functional Materials and Devices
11
2
出版状态已出版 - 6月 2005
已对外发布

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