1. 毕业设计（论文）的内容和要求
本课题选用目前广泛研究的无铅压电体系：钛酸铋钠(BNT)。
课题主要工作集中在使用固相烧结法制备(1-x)Bi0.5(Na0.75K0.25)TiO3-xSrZrO3(BNKT-SZ)陶瓷，并对其进行XRD、SEM及电性能表征，探索不同SZ含量对陶瓷的结构及性能影响，熟悉并掌握压电陶瓷的基本原理，了解BNKT体系结构与性能的关系。
最后把整个研究内容写成毕业论文。
2. 参考文献
根据毕业要求指点10.2，毕设期间要进行研究现状调查与总结，要求在开题报告及毕业设计（论文）中涉及的英文文献不少于20篇，其中近5年不少于8篇，英文文献不少于5篇。
以下是与本课题相关的部分文献列表：[1] 方俊鑫, 殷之文. 电介质物理学[M]. 1989.[2] 张福学. 现代压电学现代压电学上册[M]. 2001.[3] Lallart M, Wu Y C,Guyomar D.Switching delay effects on nonlinear piezoelectric energy harvesting techniques. Industrial Electronics, IEEE Transaction on, 2012, 59(1): 464-472.[4] Kim H S, Kim J H, Kim J. A review of piezoelectric energy harvesting based on vibration[J]. International Journal of Precision Engineering x)Bi0.5Na0.5TiO3xSrTiO3 antiferroelectric ceramics by two-step sintering method[J]. Journal of Materials Science Materials in Electronics, 2016, 27(12): 1-6.[17] Goh P C, Yao K, Chen Z. Ferroelectric thin films with complex composition of PNNPZNPMNPZPT and excess NiO[J]. Journal of Materials Research, 2018, 23(02): 536-542.[18] Takenaka T, Maruyama K I, Sakata K. (Bi1/2Na1/2)TiO3-BaTiO3 system for lead-free piezoelectric ceramics[J]. Japanese Journal of Applied Physics, 1991, 30(9): 2236-2239.[19] Xu C, Lin D, Kwok K W. Structure, electrical properties and depolarization temperature of (Bi0.5Na0.5)TiO3BaTiO3 lead-free piezoelectric ceramics[J]. Solid State Sciences, 2018, 10(7): 934-940.[20] Gao L, Huang Y, Liu L, et al. Crystal structure and properties of BaTiO3(Bi0.5Na0.5)TiO3 ceramic system[J]. Journal of Materials Science, 2008, 43(18): 6267-6271.[21] Umakantham K, Murty S N, Rao K S, et al. Effect of rare-earth ions on the properties of modified (SrBa)Nb2O6 ceramics[J]. Journal of Materials Science Letters, 1987, 6(5): 565-567.[22] Jaffe B, Roth R S, Marzullo S. Piezoelectric Properties of Lead Zirconate-Lead Titanate Solid‐Solution Ceramics[J]. Journal of Applied Physics, 1954, 25(6): 809-812.[23] Suchuan Z, Guorong L, Aili D, et al. Ferroelectric and piezoelectric properties of (Na,K)0.5Bi0.5TiO3 lead free ceramics[J]. Journal of Physics D Applied Physics, 2016, 39(10): 2273-2277.[24] Hiruma Y, Nagata H, Takenaka T. Electrical Properties and Depolarization Temperature of (Bi1/2Na1/2)TiO3-(Bi1/2K1/2)TiO3 Lead-free Piezoelectric Ceramics[J]. Key Engineering Materials, 2016, 320(12): 23-26.[25] Takenaka T, Nagata H. Current status and prospects of lead-free piezoelectric ceramics[J]. Journal of the European Ceramic Society, 2015, 25(12): 2693-2700.[26] Guo Y, Kakimoto K I, Ohsato H. Dielectric and piezoelectric properties of lead-free (Na0.5K0.5)NbO3SrTiO3 ceramics[J]. Solid State Communications, 2017, 129(5): 279-284.[27] Zuo R, Jrgen Rdel, Chen R, et al. Sintering and Electrical Properties of Lead-Free Na0.5K0.5NbO3 Piezoelectric Ceramics[J]. Journal of the American Ceramic Society, 2016, 89(6): 2010-2015.[28] Maeder M D, Damjanovic D, Setter N. Lead Free Piezoelectric Materials[J]. Journal of Electroceramics, 2018, 13(1-3): 385-392.[29] Zhang Y R, Li J F, Zhang B P, et al. Piezoelectric and ferroelectric properties of Bi-compensated (Bi1/2Na1/2)TiO3-(Bi1/2K1/2)TiO3 lead-free piezoelectric ceramics[J]. Journal of Applied Physics, 2018, 103(7): 10-15.[30] Mohammadi F, Khan A, Cass R B. Power Generation from Piezoelectric Lead Zirconate Titanate Fiber Composites[J]. MRS Online Proceeding Library Archive, 2011, 7(25): 736-743.
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