Electrodeposition of lithium film under dynamic conditions and its application in all-solid-state rechargeable lithium battery

被引:22
作者
Yang, XL [1 ]
Wen, ZY [1 ]
Zhu, XJ [1 ]
Huang, SH [1 ]
机构
[1] Chinese Acad Sci, Shanghai Inst Ceram, Grad Sch, Shanghai 200050, Peoples R China
基金
中国国家自然科学基金;
关键词
electrodeposition; dynamic; all-solid-state; lithium; SEI;
D O I
10.1016/j.ssi.2005.02.009
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
The morphology of lithium electrodeposited under dynamic conditions from LiPF6/(EC+DMC) solution was observed. The dendritic lithium was effectively suppressed at the current density as high as 2.0 mA cm(-2) under dynamic conditions compared to the electrodeposition at 0.5 mA cm(-2) under static conditions. Impedance measurements were employed to monitor the formation and breaking of surface layers during electrodeposition. The experimental results showed that the interface stability of Li/P(EO)(20)Li(CF3SO2)(2)N-10 wt.% gamma-LiAlO2 using electrodeposited lithium film was much better than that using commercial lithium foil, which demonstrated that the electrodeposited lithium was a preferable candidate as anode for all-solid-state lithium battery. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:1051 / 1055
页数:5
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