石墨烯
材料科学
阳极
高压灭菌器
锂(药物)
化学工程
纳米技术
锂电池
电极
化学
冶金
离子
物理化学
有机化学
医学
内分泌学
离子键合
工程类
作者
Haesuk Hwang,Hye Jung Kim,Jaephil Cho
出处
期刊:Nano Letters
[American Chemical Society]
日期:2011-09-29
卷期号:11 (11): 4826-4830
被引量:1036
摘要
MoS(2) nanoplates, consisting of disordered graphene-like layers, with a thickness of ∼30 nm were prepared by a simple, scalable, one-pot reaction using Mo(CO)(6) and S in an autoclave. The product has a interlayer distance of 0.69 nm, which is much larger than its bulk counterpart (0.62 nm). This expanded interlater distance and disordered graphene-like morphology led to an excellent rate capability even at a 50C (53.1 A/g) rate, showing a reversible capacity of 700 mAh/g. In addition, a full cell (LiCoO(2)/MoS(2)) test result also demonstrates excellent capacity retention up to 60 cycles.
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