1. 毕业设计（论文）的内容和要求

文献综述能够充分完整地总结mno2纳米材料的合成方法、性能、应用前景的研究进展，了解mno2纳米材料及其复合组分对其电容性能的影响，提高电容性能所需满足的mno2纳米结构要求。

详细列出实验所用试剂和分析仪器，实验方法具有一定创新性，杜绝重复前人的工作，能够独立提出本课题实验设计方案。

并制备出一至两种形状与尺寸均匀的mno2纳米结构材料，同时对所制备的纳米结构进行sem、tem、xrd、xps、电化学等结构组成测试与表征。

2. 参考文献

[1] Xu M, Kong L, Zhou W, Li H. Hydrothermal Synthesis and Pseudocapacitance Properties of α-MnO2 Hollow Spheres and Hollow Urchins [J]. J Phys Chem C. 2007, (111): 19141~19147. [2] Devaraj S, Munichandraiah N. Effect of Crystallographic Structure of MnO2 on Its Electrochemical Capacitance Properties [J]. J Phys Chem C. 2008, (112): 4406~4417. [3] Lee J S, Shin D H, Jang J. Polypyrrole-Coated Manganese Dioxide with Multiscale Architectures for Ultrahigh Capacity Energy Storage [J]. Energy Environ Sci. 2015, (8): 3030~3039. [4] Liu R, Lee S B. MnO2/Poly(3,4-ethylenedioxythiophene) Coaxial Nanowires by One-Step Coelectrodeposition for Electrochemical Energy Storage [J]. J Am Chem Soc. 2008, (130): 2942~2943. [5] Bag S, Raj C R. Facile Shape-Controlled Growth of Hierarchical Mesoporous δ-MnO2 for the Development of Asymmetric Supercapacitors. J Mater Chem A. 2016, (4): 8384~8394. [6] Zhang L F, Zhong S L, Xu A W. Highly Branched Concave Au/Pd Bimetallic Nanocrystals with Superior Electrocatalytic Activity and Highly Efficient SERS Enhancement [J]. Angew Chem Int Ed. 2013, (52): 645~649. [7] Zhai T, Xie S, Yu M, Fang P, Liang C, Lu X, Tong Y. Oxygen Vacancies Enhancing Capacitive Properties of MnO2 Nanorods for Wearable Asymmetric Supercapacitors [J]. Nano Energy. 2014, (8): 255~263. [8] Li Q, Wang Z L, Li G R, Guo R, Ding L X, Tong Y X. Design and Synthesis of MnO2/Mn/MnO2 Sandwich-Structured Nanotube Arrays with High Supercapacitive Performance for Electrochemical Energy Storage [J]. Nano Lett. 2012, (12): 3803~3807. [9] Yang P, Ding Y, Lin Z, Chen Z, Li Y, Qiang P, Ebrahimi M, Mai W, Wong C P, Wang Z L. Low-Cost High-Performance Solid-State Asymmetric Supercapacitors Based on MnO2 Nanowires and Fe2O3 Nanotubes [J]. Nano Lett. 2014, (14): 731~736. [10] Sun Y, Wang L, Liu Y, Ren Y. Birnessite-Type MnO2 Nanosheets with Layered Structures Under High Pressure: Elimination of Crystalline Stacking Faults and Oriented Laminar Assembly [J]. Small. 2015, (11): 300~305. [11] Yu N, Yin H, Zhang W, Liu Y, Tang Z, Zhu M Q. High-Performance Fiber-Shaped All-Solid-State Asymmetric Supercapacitors Based on Ultrathin MnO2 Nanosheet/Carbon Fiber Cathodes for Wearable Electronics [J]. Adv Energy Mater. 2016, (6): 1501458. [12] Liu R, Duay J, Lee S B. Redox Exchange Induced MnO2 Nanoparticle Enrichment in Poly(3,4-ethylenedioxythiophene) Nanowires for Electrochemical Energy Storage [J]. ACS Nano. 2010, (4): 4299~4307.

3. 毕业设计（论文）进程安排

2017, 2, 20 #8210; 2017, 3, 10：查阅翻译文献，熟悉研究调控mno2纳米结构材料的意义、方法，以及mno2纳米结构材料的性能和应用前景。

撰写本研究方向的文献综述。

2017, 3, 11 #8210; 2017, 5, 31：熟悉并掌握实验仪器设备的使用与操作，了解相关化学试剂的使用方法、化学反应性能、溶液配制方法、水热反应的操作步骤，进行mno2纳米材料的合成实验与产物的分析测试，优化实验条件，选用不同条件(温度，溶液配比、添加剂选取等)合成形貌尺度均匀的mno2纳米材料并对电化学性能做初步测试。