1. 毕业设计（论文）的内容和要求

毕业论文内容： 课程论文是对大学四年级学习情况以及对所做的课题情况的真实反映，其内容应该包括一下方面： 1. 查阅、搜集与本课题相关的书籍和文献资料，熟悉、了解无铅铁电反铁电相变陶瓷材料的应用状况和常用的制备方法。

2. 掌握传统固相法合成bnt-bkt-la无铅反铁电陶瓷材料的制备工艺，并分析讨论改变工艺制度对合成bnt-bkt-la无铅反铁电陶瓷材料的物相、形貌及尺寸的影响，并测试其铁电性能。

最后，在这些基础上要总结实验操作经验及注意事项，并按要求完成毕业论文的全部内容。

2. 参考文献

[1] Li Jin, Fei Li, Shujun Zhang. Decoding the Fingerprint of Ferroelectric Loops: Comprehension of the Material Properties and Structures[J]. Journal of the American Ceramic Society, 2014, 97(1): 1~27. [2] Xiaoli Tan, Cheng Ma, Joshua Frederick, et al. The Antiferroelectric #8596; Ferroelectric Phase Transition in Lead-Containing and Lead-Free Perovskite Ceramics[J]. Journal of the American Ceramic Society, 2011, 94(12): 4091~4107. [3] Vladimir V. Shvartsman, Doru C. Lupascu. Lead-Free Relaxor Ferroelectrics[J]. Journal of the American Ceramic Society, 2012, 95(1): 1~26. [4] Jamil Ur Rahman, Ali Hussain, Adnan Maqbool. Field induced strain response of lead-free BaZrO3-modified Bi0.5Na0.5TiO3#8211;BaTiO3 ceramics [J]. Journal of Alloys and Compounds,2014, 593 :97~102. [5] Wangfeng Bai, Structure evolution and large strain response in BNT-BT lead-free piezoceramics modified with Bi(Ni0.5Ti0.5)O3[J]. Journal of Alloys and Compounds 649 (2015) 772-781. [6] Feng Gao, Xianlin Dong, Chaoliang Mao, et al. Energy-Storage Properties of 0.89Bi0.5Na0.5TiO3-0.06BaTiO3-0.05K0.5Na0.5NbO3 Lead-Free Anti- ferroelectric Ceramics[J]. Journal of the American Ceramic Society, 2011, 94(12): 4382~4386. [7] Jianxiang Ding, Yunfei Liu, Yinong Lu, et al. Enhanced Energy-storage properties of 0.89Bi0.5Na0.5TiO3-0.06BaTiO3-0.05K0.5Na0.5NbO3 lead-free anti-ferroelectricceramics[J]. Materials Letters, 2014, 114: 107~110. [8] Qiang Li, Ju Wang, Zhiyong Liu, et al. Enhanced energy-storage properties of BaZrO3-modified 0.80Bi0.5Na0.5TiO3-0.20Bi0.5K0.5TiO3 lead-free ferroelectric ceramics[J]. Journal of Materials Science, 2016, 51(2): 1153~1160. [9] Jiaojiao Ye, Yunfei Liu, Yinong Lu, et al. Enhanced energy-storage properties of SrTiO3 doped (Bi1/2Na1/2)TiO3-(Bi1/2K1/2)TiO3 lead-free antiferroelectric ceramics[J]. Journal of Materials Science: Materials in Electronics, 2014, 25(10): 4632~4637. [10] Ullah A, Ahn C W, Hussain A, et al. Phase transitions and large electric field-induced strain in BiAlO3-modified Bi0.5(Na, K)0.5TiO3 lead-free piezoelectric ceramics[J]. Current Applied Physics, 2010, 10(4): 1174~1181. [11] Ullah A, Ahn C W, Hussain A, et al. Structural transition and large electric field-induced strain in BiAlO3-modified Bi0.5(Na0.8K0.2)0.5TiO3 lead-free piezoelectric ceramics[J]. Solid State Communications, 2010, 150(25~26): 1145~1149. [12] Ullah A, Ahn C W, Lee S Y, et al. Structure, ferroelectric properties, and electric field-induced large strain in lead-free Bi0.5(Na, K)0.5TiO3-(Bi0.5La0.5)AlO3 piezoelectric ceramics, 2012, 38S: S363~S368. [13] Fu P, Xu Z J, Chu R Q, et al. Structure and electrical properties of (Bi0.5Na0.5)0.94Ba0.06TiO3-Bi0.5(Na0.82K0.18)0.5TiO3-BiAlO3 lead free piezoelectric ceramics, 2013, 138(1): 140~145. [14] Yun J S, Park J S, Lee K T, et al. Effects of A-site vacancies and lanthanum aluminate substitution on the dielectric and electromechanical properties of (1-y)Bi0.5 x(Na0.78K0.22)(0.5-3x)TiO3-yLaAlO(3) lead-free ceramics [J]. Ceramics International, 2016, 42(1): 1015-1019.

3. 毕业设计（论文）进程安排

起讫日期 设计（论文）各阶段工作内容 备 注 2017.12~2018.1 阅读相关文献及资料，了解课题的基本知识及相关背景 2018.1~2018.2 对于已阅读的文献材料，进行总结，完成开题报告 2018.2~2018.4 进行相关实验内容，并对实验的结果进行分析讨论 2018.4~2018.5 对实验结果进行分析总结，撰写毕业论文 2018.5~2018.6 修改毕业论文及进行毕业答辩