supported by National Natural Science Foundation of China(Nos.12104001,12174001 and 51872001);Anhui Provincial Natural Science Foundation(No.2008085QE205);Anhui Provincial highereeducation Natural Science research project(KJ2020A0019);the Open Project Program of State Key Laboratory for Mechanical Behavior of Materials(20212313).
Bismuth ferriteebased ferroelectric ceramics are considered strong competitors in highetemperature piezoelectric applications that benefits from their high depolarization temperature(Td),but problems of large conducti...