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Electromechanical properties and microstructure evolution of BNT-BT piezoelectric ceramics

科研成果: 期刊稿件会议文章同行评审

8 引用 (Scopus)

摘要

Lead-free piezoelectric ceramics, (Na0.5Bi0.5) 0.92Ba0.08TiO3 (BNT-BT) have been synthesized by a conventional solid state sintering method. The dependence of temperature on dielectric and ferroelectric properties of lead-free piezoelectric ceramics were investigated. The ceramics exhibit a giant strain with the increase of temperature. The piezoelectric coefficient (d33) is about 149pC/N at RT. The electromechanical properties were explained based on a field induced antiferroelectric-ferroelectric phase transition.

源语言英语
页(从-至)93-98
页数6
期刊Ferroelectrics
404
1
DOI
出版状态已出版 - 2010
活动12th International Meeting on Ferroelectricity, IMF-12 and the 18th IEEE International Symposium on Applications of Ferroelectrics, ISAF-18 - Xi'an, 中国
期限: 23 8月 200927 8月 2009

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