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Preparation, microstructure characterization and dielectric properties of relaxor ferroelectric thick films

  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

The phase structure and the microstructure of pyrochlor-free (1-x)PMN-xPT (x=0.2∼0.4) relaxor ferroelectric thick films prepared by an electrophoretic deposition on Pt substrate were investigate by XRD and SEM. The dielectric permittivity maximum εm (at 1 kHz) were in the range of 18000∼26500. Relaxor-like behavior was clearly demonstrated in PMN-PT thick-films. Deviation from Curie-Weiss behavior and temperature evolution of the local order parameter were found in the films. The degree of relaxation obtained from the modified Curie-Weiss law strongly suggests the relaxor behavior.

源语言英语
主期刊名2nd International Conference on Smart Materials and Nanotechnology in Engineering
DOI
出版状态已出版 - 2009
活动2nd International Conference on Smart Materials and Nanotechnology in Engineering - Weihai, 中国
期限: 8 7月 200911 7月 2009

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
7493
ISSN(印刷版)0277-786X

会议

会议2nd International Conference on Smart Materials and Nanotechnology in Engineering
国家/地区中国
Weihai
时期8/07/0911/07/09

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