1. 毕业设计（论文）的内容和要求
本课题拟采用室温下具有高介电常数的含氟聚合物聚(偏氟乙烯-三氟乙烯-三氟氯乙烯)（P(VDF-TrFE-CTFE))为基体，通过溶液复合流延技术在其中添加超声剥离的氮化硼纳米片（BNNS），制得 P(VDF-TrFE-CFE)/BNNS纳米复合材料。
P(VDF-TrFE-CTFE)中TrFE单元具有铁电特性，因此具有较高的极化值，有望得到较高的储能密度，但其在电场下的翻转迟滞，会导致较大的能量损耗，从而降低储能密度。
通过复合BNNS可以有效的降低复合材料基体在高电场下的翻转迟滞，同时可以大幅提高其击穿场强和介电常数，使复合材料的储能密度大幅提高。
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] Zhang Z, Yang H, Wang H, Ding XG, Zhang QL, Zhu ZC. Enhanced dielectric properties and energy density of flexible KTa0.2Nb0.8O3-BaTiO3/P(VDF-TrFE-CTFE) nanocomposite[J]. Journal Of Materials Science-Materials In electronics, 2019, 30: 2501-2511.[2] Qian K, Lv XG, Chen S, Luo H, Zhang D. Interfacial engineering tailoring the dielectric behavior and energy density of BaTiO3/P (VDF-TrFE-CTFE) nanocomposites by regulating a liquid-crystalline polymer modifier structure[J]. Daltontransactions, 2018, 47: 12758-12768.[3] Xie YC, Wang J, Yu YY, Jiang WR, Zhang ZC. Enhancing breakdown strength and energy storage performance of PVDF-based nanocomposites by adding exfoliated boron nitride[J]. Applied Surface Science, 2018, 440: 1150-1158.[4] 夏卫民, 张志成, 陈源清, 曹从军. 界面改善对P(VDF-co-CTFE)/BST复合材料介电和储能性能影响[J]. 功能材料, 2012, 43: 1894-1898.[5] Wang YF, Cui J, Yuan QB, Niu YJ, Bai YY, Wang H. Signicantly Enhanced Breakdown Strength and Energy Density in Sandwich-Structured Barium Titanate/Poly(vinylidene uoride) Nanocomposites[J]. Adv. Mater, 2015, 27: 66586663.[6] Xie YC, Yu YY, Feng YF, Jiang WR, Zhang ZC. Fabrication of Stretchable Nanocomposites with High Energy Density and Low Loss from Cross-Linked PVDF Filled with Poly(dopamine) Encapsulated BaTiO3[J]. ACS Applied Materials Interfaces, 2017, 9: 2995-3005.[7] 苗贝, 张亚楠, 谭少博, 张志成. PMMA/P(VDF-TrFE)共混体系的介电储能性能[J]. 石油化工, 2017, 46: 739-743.[8] Xie YC, Jiang WR, Fu T, Liu JJ, Zhang ZC, Wang SN. Achieving High Energy Density and Low Loss in PVDF/BST Nanodielectrics with Enhanced Structural Homogeneity[J]. ACS Applied Materials Interfaces, 2018, 10: 29038-29047.[9] Pan ZB, Yao LM, Zhai JW, Fu DZ, Shen B, Wang HT. High-Energy-Density Polymer Nanocomposites Composed of Newly Structured One-Dimensional BaTiO3@Al2O3 Nanobers[J].ACS Appl. Mater. Interfaces, 2017, 9: 40244033.[10] Zhang X, Shen Y, Zhang QH, Gu L, Hu YH, Du JW, Lin YH. Ultrahigh Energy Density of Polymer Nanocomposites Containing BaTiO3@TiO2 Nanobers by Atomic-Scale Interface Engineering[J]. Adv. Mater, 2015, 27: 819824.
以上是毕业论文任务书，课题毕业论文、开题报告、外文翻译、程序设计、图纸设计等资料可联系客服协助查找。
