[1] FENG D. Dictionary of solid state physics(1995).

[2] ZONG L C, ZENG J T, ZHAO S C et al. Study on A-site cation doping of CaBi2Nb2O9 with bismuth layered structure. Journal of Inorganic Materials, 27, 726-730(2012).

[3] RÖDEL J, SEIFERT K T P et al. Perspective on the development of lead-free piezoceramics. Journal of the American Ceramic Society, 92, 1153-1177(2009).

[4] TAKENAKA T, NAGATA H. Current status and prospects of lead-free piezoelectric ceramics. Journal of the European Ceramic Society, 25, 2693-2700(2005).

[5] YAN H, ZHANG H, UBIC R et al. A lead-free high-curie-point ferroelectric ceramic， CaBi2Nb2O9. Advanced Materials, 17, 1261-1265(2005).

[6] ABAH R, GAI Z G, ZHAN S Q et al. The effect of B-site （W/Nb） co-substituting on the electrical properties of sodium bismuth titanate high temperature piezoceramics. Journal of Alloys and Compounds, 664, 1-4(2016).

[7] MOURE A. Review and perspectives of aurivillius structures as a lead-free piezoelectric system. Applied Sciences, 8, 62(2018).

[8] FEI C L, ZHAO T L, WANG D F et al. High frequency needle ultrasonic transducers based on lead-free co doped Na0.5Bi4.5Ti₄O15 piezo-ceramics. Micromachines, 9, 291(2018).

[9] HUANG X Y, TONG X F, XU G Q et al. Research and development of MBi4Ti4O15-based ceramics. Electronic Components and Materials, 32, 79-84(2013).

[10] WANG C M, ZHAO L, WANG J F et al. Enhanced piezoelectric properties of sodium bismuth titanate （Na0.5Bi4.5Ti4O15） ceramics with B-site cobalt modification. Physica Status Solidi （RRL）-Rapid Research Letters, 3, 7-9(2009).

[11] WANG X S, ISHIWARA H. Polarization enhancement and coercive field reduction in W- and Mo-doped Bi3.35La0.75Ti3O12 thin films. Applied Physics Letters, 82, 2479-2481(2003).

[12] NOGUCHI Y, MIYAYAMA M. Large remanent polarization of vanadium-doped Bi4Ti3O12. Applied Physics Letters, 78, 1903-1905(2001).

[13] CHEN D L, HUANG Z Q, HE X H. Microstructure and electrical properties of Ta-doped Na0.5Bi4.5Ti4O15 ceramics. Journal of Materials Engineering, 48, 93-99(2020).

[14] JIANG X P, FU X L, CHEN C et al. Microstructure and electrical properties of bismuth layer-structured Na0.5Bi4.5Ti4O15 lead-free piezoelectric ceramics by Co， Mn co-modification. Journal of the Chinese Ceramic Society, 42, 1513-1519(2014).

[15] ZHANG F Y, YAN F, HUAN Z L et al. Preparation and electrical properties of NaCe doped CaBi2Nb2O9 bismuth-layered piezoelectric ceramic. Journal of Ceramics, 40, 650-654(2019).

[16] ZHANG F Y, YAN F, HUAN Z L et al. Influence of sintering temperature on properties of Ca0.9（NaCe）0.05Bi2Nb2O9 lead-free piezoelectric ceramic. Journal of Synthetic Crystals, 47, 2330-2333(2018).

[17] DU X F, CHEN I W. Ferroelectric thin films of bismuth-containing layered perovskites： part III， SrBi2Nb2O9 and c-oriented Bi4Ti3O12 template. Journal of the American Ceramic Society, 81, 3265-3269(1998).

[18] YAO Z H, LIU H X, LIU Y et al. High-temperature relaxor cobalt-doped （1-x）BiScO3-xPbTiO3 piezoelectric ceramics. Applied Physics Letters, 92, 142905(2008).

[19] ZHOU C R, LIU X Y, JIANG M H et al. Effect of BiCoO3 on piezoelectric properties and depolarization temperature of BNT-BKT piezoelectric ceramics. Journal of Central South University （Science and Technology）, 41, 1796-1800(2010).

[20] JIANG X P, FU X L, CHEN C et al. High performance Aurivillius type Na0.5Bi4.5Ti4O15 piezoelectric ceramics with neodymium and cerium modification. Journal of Advanced Ceramics, 4, 54-60(2015).

[21] DU H L, SHI X. Dielectric and piezoelectric properties of barium-modified aurivillius-type Na0.5Bi4.5Ti4O15. Journal of Physics and Chemistry of Solids, 72, 1279-1283(2011).

[22] WATCHARAPASORN A, SIRIPRAPA P, JIANSIRISOMBOON S. Grain growth behavior in bismuth titanate-based ceramics. Journal of the European Ceramic Society, 30, 87-93(2010).

[23] SHI W, WU Y T, TU H et al. Enhanced piezoelectric response of Bi4Ti3O12-based ceramics through engineered domain configuration and grain size. Scripta Materialia, 258, 116493(2025).

[24] LI B S, LIAO Z X, GAO D Q. Effect of BNZ component on structure and property of KNN based lead-free piezoelectric ceramics. Chinese Journal of Materials Research, 38, 51-60(2024).

[25] LIU Y C. High piezoelectric properties and efficient energy harvesting for BaTiO3 based ceramics(2019).

[26] PENG Z H, CHEN Q, LIU D et al. Evolution of microstructure and dielectric properties of （LiCe）-doped Na0.5Bi2.5Nb2O9 Aurivillius type ceramics. Current Applied Physics, 13, 1183-1187(2013).

[27] GAI Z G, WANG J F, SU W B et al. The effect of（Li， Ce） doping in aurivillius phase material K0.5Bi2.5Nb2O9. Piezoelectrics & Acoustooptics, 30, 446-449(2008).

[28] KAWADA S, OGAWA H, KIMURA M et al. High-power piezoelectric vibration characteristics of textured SrBi2Nb2O9 ceramics. Japanese Journal of Applied Physics, 45, 7455(2006).

[29] LI Z T, LIU H, THONG H C et al. Enhanced temperature stability and defect mechanism of BNT-based lead-free piezoceramics investigated by a quenching process. Advanced Electronic Materials, 5, 1800756(2019).

[30] ZHENG L Q, JIANG X P, CHEN C et al. Effect of oxygen vacancy on thermal stability of 0.94Na0.5Bi0.5Ti0.09Cu0.01O3-0.06BaTiO3 lead-free piezoceramics. Journal of Ceramics, 41, 551-556(2020).

[31] HU H, JIANG X P, CHEN C et al. Influence of Ce3+ substitution on the structure and electrical characteristics of bismuth-layer Na0.5Bi8.5Ti7O27 ceramics. Journal of Inorganic Materials, 34, 997-1003(2019).

[32] TIAN X X, QU S B, PEI Z B et al. Microstructure， dielectric， and piezoelectric properties of Ce-modified CaBi2Nb2O9 ceramics. Ferroelectrics, 404, 127-133(2010).

[33] WANG C M, WANG J F, ZHENG L M et al. Enhancement of the piezoelectric properties of sodium lanthanum bismuth titanate （Na0.5La0.5Bi4Ti4O15） through modification with cobalt. Materials Science and Engineering： B, 171, 79-85(2010).

[34] JIANG Y L, JIANG X P, CHEN C et al. Structural and electrical properties of La3+-doped Na0.5Bi4.5Ti4O15-Bi4Ti3O12 inter-growth high temperature piezoceramics. Ceramics International, 43, 6446-6452(2017).