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Dielectric and pyroelectric properties of Ba-modified lead lanthanum zirconate stannate titanate ceramics

  • Qingfeng Zhang*
  • , Shenglin Jiang
  • , Yike Zeng
  • , Zhenzhen Xie
  • , Maoyan Fan
  • , Guangzu Zhang
  • , Yangyang Zhang
  • , Yan Yu
  • , Jing Wang
  • , Xiaoye Qin
  • *此作品的通讯作者
  • Huazhong University of Science and Technology

科研成果: 期刊稿件 › 文章 › 同行评审

摘要

(Pb0.97-xLa0.02Bax)(Zr 0.75Sn0.12Ti0.13)O3 ceramics in the composition range 0.1 ≤ x ≤ 0.16 were prepared by conventional solid state reaction process. On increasing Ba content from 0.1 to 0.16 mol, the specimens underwent phase transition from the first order to the second order and the Curie temperature decreased from 85 to 35 °C. With x = 0.16, the specimen showed good pyroelectric properties for practical applications. When a 500 V/mm dc bias field was applied, the specimen showed the maximum pyroelectric coefficient of 5800 μC/m2 K and figure of merit of 58 × 10-5 Pa-0.5 at Curie temperature.

源语言英语
页(从-至)816-820
页数5
期刊Materials Science and Engineering: B
卷176
期10
DOI
出版状态已出版 - 15 6月 2011
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