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兼具高电致应变和居里温度的 La 掺杂 Pb 基压电陶瓷的制备

  • Mingxin Lu
  • , Liyang Zhou
  • , Xiaoyu Xu
  • , Xiaoying Feng
  • , Hui Wang
  • , Bin Yan
  • , Jie Xu
  • , Chao Chen
  • , Hui Mei
  • , Feng Gao
  • Northwestern Polytechnical University Xian
  • China Aerospace Science and Technology Corporation

科研成果: 期刊稿件文章同行评审

1 引用 (Scopus)

摘要

La3+⁃doped 0.28Pb(In1/2Nb1/2)O3⁃0.32Pb(Zn1/3Nb2/3)O3⁃0.3PbTiO3⁃0.1PbZrO3 (PIN⁃PZN⁃PZT) quaternary piezoelectric ceramics were prepared by the conventional solid⁃phase method, and the effects of La3+ doping on the microstructures and electrical performances of PIN⁃PZN⁃PZT quaternary piezoelectric ceramics were investigated. The results show that introducing La3+ can enhance the local structural heterogeneity of piezoelectric ceramics, enhancing the dielectric relaxation properties to improve the piezoelectric performance. When the La2O3 content was 1.5%, piezoelectric ceramic materials with high electrically induced strain (0.23%) and high Curie temperature (206 ℃) were obtained.

投稿的翻译标题Preparation of La⁃doped lead⁃based piezoelectric ceramics with both high electrical strain and Curie temperature
源语言繁体中文
页(从-至)329-338
页数10
期刊Chinese Journal of Inorganic Chemistry
41
2
DOI
出版状态已出版 - 2025

关键词

  • 0.28Pb(InNb)O⁃0.32Pb(ZnNb)O⁃0.3PbTiO⁃0.1PbZrO
  • Curie temperature
  • electrical strain
  • piezoelectric ceramic

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