In situ growth of ultrashort rice-like CuO nanorods supported on reduced graphene oxide nanosheets and their lithium storage performance

被引:8
作者
Li, Gangyong [1 ]
He, Binhong [1 ]
Zhou, Minjie [1 ]
Wang, Guoxiang [1 ]
Zhou, Ningbo [1 ]
Xu, Wenyuan [1 ]
Jing, Mingjun [1 ]
Hou, Zhaohui [1 ]
机构
[1] Hunan Inst Sci & Technol, Sch Chem & Chem Engn, Yueyang 414006, Peoples R China
基金
中国国家自然科学基金;
关键词
CuO nanorods; Rice-like; Reduced graphene oxide; Lithium-ion batteries; BINDER-FREE ANODE; FACILE SYNTHESIS; REVERSIBLE CAPACITY; ELECTRODE MATERIALS; NEGATIVE-ELECTRODE; CARBON; NANOPARTICLES; FABRICATION; COMPOSITE; ARRAYS;
D O I
10.1007/s11581-016-1822-y
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A facile refluxing strategy in aqueous solution was engaged to synthesize ultrashort rice-like CuO nanorods/reduced graphene oxide (CuO-NRs/rGO) composite. The result of the high-resolution transmission electron microscopy shows that the as-synthesized rice-like CuO nanorods have a uniform size of about 8 nm in width and 28 nm in length and are homogenously dispersed on rGO nanosheets. The CuO nanorods are uniformly dispersed and immobilized by the graphene nanosheets reduced from GO. The resultant CuO-NRs/rGO composite as anode material for lithium-ion batteries displays better electrochemical properties than those of pure CuO-NRs and rGO nanosheets. The high reversible capacity and good stability can be ascribed to the presence of rGO nanosheets.
引用
收藏
页码:607 / 616
页数:10
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