Domains rotation analysis of Pb_0.97La_0.03(Zr_0.57Ti_0.43)_0.993O₃ ferroelectric ceramics based on thermal expansion behavior

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• 作者：Zhengping Ding^a ; ^b ; Jiangtao Zeng^a ; Lihong Cheng^a ; Wei Ruan^a ; Tao Luo^c ; Hui Mo^c ; Liaoying Zheng^a ; Guorong Li^a ; ^{grli@mail.sic.ac.cn}
• 关键词：Piezoelectric materials ; Ceramics ; Thermal expansion ; Depolarization ; Physical dimension ; Domain rotation
• 刊名：Materials Letters
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：189
• 期：Complete
• 页码：32-34
• 全文大小：367 K
• 卷排序：189

文摘

Anisotropic thermal expansion behavior was observed in poled samples. The behavior is proved to be correlated with depolarization process. The result is explained by a simple domains rotation model. Changes of samples dimension during poling process is also calculated.