Preparation and characterization of PZT thick film for piezoelectric cantilever beam by sol-gel

Hong Mei Liu*, Quan Liang Zhao, Zhong Xia Duan, Cheng Jun Qiu, Mao Sheng Cao

*此作品的通讯作者

科研成果: 期刊稿件文章同行评审

1 引用 (Scopus)

摘要

A sol-gel technology which was used to fabricate PZT thick film for cantilever beam was investigated. After PZT filtered sol and sol suspension with PZT nano-powders prepared respectively, they were spun alternately on an Au/Cr/SiO2/Si substrate, and then pyrolyzed and annealed to form PZT crystalline phase films. Above process was repeated in order to deposit the desired thickness. The XRD results show that the perovskite PZT thick film is obtained after annealing at 650°C for 15 min. The cross section is clear and surface is dense, homogeneous and smooth. The film has the saturation polarization of 54μC/cm2, the remnant polarization of 30μC/cm2 and the coercive field of 50 kV/cm. The cantilever beam was fabricated by micromaching technology and the PZT thick film was etched by BHF/HCl solutions.

源语言英语
页(从-至)1499-1502
页数4
期刊Harbin Gongye Daxue Xuebao/Journal of Harbin Institute of Technology
39
9
出版状态已出版 - 9月 2007

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