Fabrication of a graphene-cuprous oxide composite

被引:199
作者
Xu, Chao [1 ]
Wang, Xin [1 ]
Yang, Lichun [2 ,3 ]
Wu, Yuping [2 ,3 ]
机构
[1] Nanjing Univ Sci & Technol, Minist Educ, Key Lab Soft Chem & Funct Mat, Nanjing 210094, Peoples R China
[2] Fudan Univ, Dept Chem, Shanghai 200433, Peoples R China
[3] Fudan Univ, Shanghai Key Lab Mol Catalysis & Innovat Mat, Shanghai 200433, Peoples R China
基金
中国国家自然科学基金;
关键词
Graphene; Cu2O cubes; Adsorption; Reduction; Composite; EXFOLIATED GRAPHITE OXIDE; FUNCTIONALIZED GRAPHENE; AQUEOUS DISPERSIONS; CU2O NANOPARTICLES; ANODE MATERIAL; POLYOL; REDUCTION; SHEETS; NANOPLATELETS; DEPOSITION;
D O I
10.1016/j.jssc.2009.07.001
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A composite of graphene-cuprous oxide (Cu2O) was prepared using copper acetate-adsorbed graphene oxide (GO) sheets as precursors. In this composite, in-situ formed Cu2O particles were derived from the adsorbed copper acetate which attached to graphene sheets and prevented the aggregation of the reduced graphene oxide sheets. The as-synthesized Cu2O crystals were cube-like particles distributed randomly on the sheets due to the template effect of GO, consequently forming a graphene-Cu2O cubes composite. A preliminary study on the electrochemical behavior of the graphene-Cu2O composite used as anode material for lithium ion batteries was carried out. (C) 2009 Elsevier Inc. All rights reserved.
引用
收藏
页码:2486 / 2490
页数:5
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