Soft silicon anodes for lithium ion batteries

被引:74
|
作者
Xiao, Qizhen [1 ,2 ]
Zhang, Qing [1 ]
Fan, Yu [1 ]
Wang, Xinghui [1 ]
Susantyoko, Rahmat Agung [1 ]
机构
[1] Nanyang Technol Univ, Sch Elect & Elect Engn, Nanoelect Ctr Excellence, NOVITAS, Singapore 639798, Singapore
[2] Xiangtan Univ, Coll Chem, Minist Educ, Key Lab Environm Friendly Chem & Applicat, Xiangtan 411105, Hunan, Peoples R China
关键词
CONDUCTIVE PAPER; CARBON NANOTUBE; PERFORMANCE; ELECTRODES; ENERGY; ARRAYS; FILMS;
D O I
10.1039/c4ee00768a
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We present novel light weight three dimensional soft silicon anodes for flexible and stretchable lithium ion batteries. We employ a coaxial flexible Ni/PVDF nanofiber network as the freestanding current collector and active amorphous silicon coating to form a core-shell structure of Si/Ni/PVDF nanofibers. The soft silicon anodes show high specific capacities and good cycling life. We have demonstrated that a soft battery with the freestanding Si/Ni/PVDF membrane as an anode is capable of powering a LED at different bending states.
引用
收藏
页码:2261 / 2268
页数:8
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