[1] Cai T Y, Ju S[J]. Acta Phys. Sin., 67, 157801(2018).
[3] Guo R, You L, Zhou Y, Lim Z S, Zou X, Chen L, Ramesh R, Wang J[J]. Nat. Commun., 4, 1990(2013).
[4] Wu J, Fan Z, Xiao D, Zhu J, Wang J[J]. Prog. Mater. Sci., 84, 335(2016).
[5] Zhu L F, Pan W Y, Xie Y, Zhang B P, Yin Y, Zhao G L[J]. Acta Phys. Sin., 68, 217701(2019).
[6] Wu J[J]. Advances in Lead-Free Piezoelectric Materials, 301-378(2018).
[9] Bai Y, Wang Z J, He B, Cui J Z, Zhang Z D[J]. ACS Omega, 2, 9067(2017).
[11] Zhang Y, Zheng H, Wang X, Li H, Wu Y, Zhang Y, Su H, Yuan G[J]. Ceram. Int., 46, 10083(2020).
[13] Xie Z, Yang Y, Fang L, Wang Y, Ding X, Yuan G, Liu J M[J]. App. Phys. Lett., 115, 112902(2019).
[14] Wang Y, Nan C W[J]. Appl. Phys. Lett., 89, 052903(2006).
[15] Wang H L, Ning X K, Wang Z J[J]. RSC Adv., 5, 76783(2015).
[17] Li Y Z, Wang Z J, Bai Y, Liu W, Zhang Z D[J]. J. Am. Ceram. Soc., 102, 5253(2019).
[18] Zhang P, Wang T, Gong J[J]. Adv. Mater., 27, 5328(2015).
[24] Fang L, Liu J, Ju S, Zheng F, Dong W, Shen M[J]. Appl. Phys. Lett., 97, 242501(2010).
[26] Tsutsumi N, Kosugi R, Kinashi K, Sakai W[J]. ACS Appl. Mater. Interfaces, 8, 16816(2016).
[27] Paik H, Choi Y Y, Hong S, No K[J]. Sci. Rep., 5, 13209(2015).
[28] Cheng C W, Tseng Y C, Wu T B, Chou L J[J]. J. Mater. Res., 19, 1043(2004).
[30] Sun W, Zhou Z, Luo J, Wang K, Li J F[J]. J. Appl. Phys., 121, 064101(2017).
[31] He B, Wang Z[J]. ACS Appl. Mater. Interfaces, 8, 6736(2016).
[32] Yang T, Wei J, Guo Y, Lv Z, Xu Z, Cheng Z[J]. ACS Appl. Mater. Interfaces, 11, 23372(2019).