1. 毕业设计（论文）的内容和要求

太阳能由于具有清洁、无污染、取之不尽、用之不竭等优点而备受人们关注。

太阳能电池是太阳能利用的最有效形式，可将太阳能直接转化为电能。

因此，太阳能电池备受国内外的科研界和产业界的关注，提高能量转化效率、电池稳定性、降低成本成为当前太阳能电池领域的研究热点。

2. 参考文献

[80] Yang L. Q., Tumbleston J. R., You W., et al. Disentangling the Impact of Side Chains and Fluorine Substituents of Conjugated Donor Polymers on the Performance of Photovoltaic Blends [J]. Energy Environ. Sci, 2013, 6: 316-326. [1] Chen Z. H., Cai P., Cao Y., et al. Low Band-Gap Conjugated Polymers with Strong Interchain Aggregation and Very High Hole Mobility Towards Highly Efficient Thick-Film Polymer Solar Cells [J]. Adv. Mater, 2014, 26(16): 2586-2591. [2] Li G. W., Kang C., Bo Z. S., et al. 5,6-Difluorobenzothiadiazole and Silafluorene based Conjugated Polymers for Organic Photovoltaic Cells [J]. J. Mater. Chem. C, 2014, 2: 5116-5123. [3] Li W., Li Q. D., Huang F., Cao Y., et al. Synthesis of Two-Dimensional π-Conjugated Polymers Pendent with Benzothiadiazole and Naphtho[1,2-c:5,6-c]bis[1,2,5]thiadiazole Moieties for Polymer Solar Cells [J]. Sci. China. Chem, 2015, 58(2): 257-266. [4] Li W. T., Yang L. Q., You W., et al. Controlling Molecular Weight of a High Efficiency Donor-Acceptor Conjugated Polymer and Understanding Its Significcant Impact on Photovoltaic Properties [J]. Adv. Mater, 2014, 26(26): 4456-4462. [5] Li W. T., Albrecht. S., You W., et al. Mobility-Controlled Performance of Thick Solar Cells Based on Fluorinated Copolymers [J]. J. Am. Chem. Soc, 2014, 136(44): 15566-15576. [6] Uy L. R., Li W. T., You .W., et al. Tuning Fluorinated Benzotriazole Polymers through Alkylthio Substitution and Selenophene Incorporation for Bulk Heterojunction Solar Cells [J]. Macromolecules, 2014, 47(7): 2289-2295. [7] Li K., Li Z. J., Peng Q., et al. Development of Large Band-Gap Conjugated Copolymers for Efficient Regular Single and Tandem Organic Solar Cells [J]. J. Am. Chem. Soc, 2013, 135(36): 13549-13557.

3. 毕业设计（论文）进程安排

2016.12.23-2017.1.13 布置课题，根据课题要求开始查阅文献，撰写并提交开题报告，完成文献翻译 2017.2.20-2017.2.28 整理实验室，熟悉实验室各项操作及规定 2017.3.1-2017.4.20 准备实验试剂、原料等，合成基于DPP的有机小分子材料 2017.4.21-2017.6.5 进行基本标准，整理数据，补充实验，撰写论文 2017.6.6- 完成并修改论文准备答辩