Effects of electrodes on ferroelectric properties of PNZT films prepared by sol–gel method

Quanliang Zhao*, Peipei Tan, Guangping He, Jiejian Di, Dawei Wang, Lihui Qi, Haibo Jin, Maosheng Cao

*此作品的通讯作者

科研成果: 期刊稿件文章同行评审

14 引用 (Scopus)

摘要

Abstract: Nb-doped lead zirconate titanate (PNZT) perovskite films have been prepared on LaNiO3/SiO2/Si and Pt/Ti/SiO2/Si substrates using a sol–gel route. With the same Au top electrodes, the as-fabricated PNZT/LaNiO3 film exhibits better ferroelectric fatigue property than that of PNZT/Pt film. The results of ferroelectric imprint show that the net internal electric fields toward the top and bottom electrodes can be built in PNZT/LaNiO3 and PNZT/Pt films, respectively. Imprint failure of the PNZT film is found to be affected by the internal electric field, which could be explained by the barriers between the PNZT films and electrodes. The results indicate that the ferroelectric fatigue and imprint properties of PNZT film could be improved by introducing appropriate top and bottom electrodes. Graphical Abstract: [Figure not available: see fulltext.]

源语言英语
页(从-至)258-261
页数4
期刊Journal of Sol-Gel Science and Technology
78
2
DOI
出版状态已出版 - 1 5月 2016

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