1. 毕业设计（论文）的内容和要求

有机-无机杂化材料兼具有机成分的结构可调性和无机成分的热稳定性和机械稳定性，是一类重要的材料。

论文要求制备和表征混合钙钛矿[(C2H5)3C3H7N][PbBr1.92I1.08]，并研究其介电性质和离子电导性质等。

2. 参考文献

[1] 吴玉鹏，高虹，热致变色材料的分类及变色机理，节能[J]. 2012, 1, 17~20. [2] Duan H. B., Yu S. S., Tong Y. B. et al., Two in one: switchable ion conductivity and white light emission integrated in an iodoplumbate-based twin chain hybrid crystal [J]. Dalton Trans., 2016, 45: 4810-4818. [3] Wu Q, Meng X, Zhong C, et al., Rb2CdBr2I2: A new IR nonlinear optical material with a large laser damage threshold [J]. J Am Chem Soc, 2014, 136(15): 5683-5686. [4] Xing G., Mathews N., Lim S. S., Yantara N. et al., Low-Temperature Solution- #776;Processed Wavelength-Tunable Perovskites for Lasing [J]. Nat. Mater., 2014, 13: 476-480. [5] Eperon G. E., Stranks S. Menelaou D. et al., Formamidinium lead trihalide: a broadly tunable perovskite for efficient planar heterojunction solar cells [J]. Energy Environ. Sci., 2014, 7: 982-988. [6] Eames C., Frost J. M., Barnes P. R. F. et al., Ionic transport in hybrid lead iodide perovskite solar cells [J]. Nat. Commun., 2015, 6, 7497. [7] Chondroudis K., Mitzi D. B., Electroluminescence from an Organic-Inorganic Perovskite Incorporating a Quaterthiophene Dye within Lead Halide Perovskite Layers [J]. Chem. Mater., 1999, 11(11): 3028-3030. [8] D. B. Mitzi, Synthesis, crystal structure, and optical and thermal properties of (C4H9NH3)2MX4 (M = Ge, Sn, Pb), Chem. Mater. [J], 1996, (8): 791-800. [9] Shang R., Chen S., Wang B. W. et al., Temperature-induced irreversible phase transition from perovskite to diamond but pressure-driven back-transition in an ammonium copper formate [J]. Angew. Chem., Int. Ed., 2016, 55: 2097-2100. [10] Jeng J., Chiang Y., Lee M. et al., CHNH3PbI3 Perovskite/Fullerene Planar-Heterojunction Hybrid Solar Cells [J]. Adv. Mater., 2013, 25(27): 3727-3732.

3. 毕业设计（论文）进程安排

2017.12.20 布置论文 2017.12.20-2017.12.30 查阅文献 2018.1.1-2018.1.13 撰写开题报告 2018.2.26-2018.3.3 实验准备工作 2018.3.6-2018.5.31 实验工作 2018.6.1-2018.6.5 撰写论文，准备答辩