Self-assembly of mesoporous CuO nanosheets-CNT 3D-network composites for lithium-ion batteries

被引:77
作者
Huang, Hongwen [1 ]
Liu, Yu [1 ]
Wang, Junhua [1 ]
Gao, Mingxia [1 ]
Peng, Xinsheng [1 ,2 ]
Ye, Zhizhen [1 ,2 ]
机构
[1] Zhejiang Univ, State Key Lab Silicon Mat, Hangzhou 310027, Zhejiang, Peoples R China
[2] Zhejiang Univ, Dept Mat Sci & Engn, Cyrus Tang Ctr Sensor Mat & Applicat, Hangzhou 310027, Zhejiang, Peoples R China
基金
国家教育部博士点专项基金资助;
关键词
ELECTRODE MATERIALS; FACILE SYNTHESIS; ANODE MATERIAL; PERFORMANCE; NANOSTRUCTURES; NANOPARTICLES; FABRICATION; NANOTUBES; NETWORKS;
D O I
10.1039/c3nr34070h
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A facile, flexible and large-scale technique was proposed to prepare a CuO-CNT 3D-network composite with the aid of electrostatic interactions in aqueous solution. The composite greatly improves the electrochemical performance. At a rate of 0.1 C, the cycling discharge capacity of the optimal composite is more than 2.3 times of that of unmodified mesoporous CuO nanosheets as the active material in an anode after 40 cycles.
引用
收藏
页码:1785 / 1788
页数:4
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