Carbon-coated mesoporous SnO2 nanospheres as anode material for lithium ion batteries

被引:34
|
作者
Wang, Fei [1 ]
Song, Xiaoping [1 ]
Yao, Gang [1 ]
Zhao, Mingshu [1 ]
Liu, Rui [1 ]
Xu, Minwei [1 ]
Sun, Zhanbo [1 ]
机构
[1] Xi An Jiao Tong Univ, Sch Sci, MOE Key Lab Nonequilibrium Synth & Modulat Conden, Xian 710049, Peoples R China
基金
中国国家自然科学基金;
关键词
Tin dioxide; Carbon; Nanocomposite; Lithium-ion batteries; Electrochemistry; STORAGE; MICROSPHERES; COMPOSITES;
D O I
10.1016/j.scriptamat.2012.01.003
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
In this paper mesoporous SnO2 nanospheres with an average diameter of about 83 nm, composed of many tiny primary particles (similar to 10 nm) and holes, are synthesized on a large scale by a simple hydrothermal route. The as-prepared mesoporous SnO2 nanospheres were uniformly coated with carbon by a further hydrothermal treatment in glucose aqueous solution. As anode materials for lithium-ion batteries, the core shell SnO2/C nanocomposites exhibit a markedly improved cycling performance. (C) 2012 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved.
引用
收藏
页码:562 / 565
页数:4
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