Positive/negative electrocaloric effect induced by defect dipoles in PZT ferroelectric bilayer thin films

Author:

Zhang Tiandong1234,Li Weili12345,Hou Yafei1234,Yu Yang1234,Cao Wenping1234,Feng Yu1234,Fei Weidong12346

Affiliation:

1. School of Materials Science and Engineering

2. Harbin Institute of Technology

3. Harbin 150001

4. People’ Republic of China

5. National Key Laboratory of Science and Technology on Precision Heat Processing of Metals

6. State Key Laboratory of Advanced Welding and Joining

Abstract

Double hysteresis loops induced by defect dipoles are obtained in PbZr0.52Ti0.48O3/PbZr0.8Ti0.2O3 ferroelectric bilayer thin films prepared by a sol–gel method.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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