典型文献
A Stretchable Ionic Conductive Elastomer for High-Areal-Capacity Lithium-Metal Batteries
文献摘要:
Developing high-areal-capacity and dendrite-free lithium(Li)anodes is of significant importance for the practical applications of the Li-metal secondary batteries.Herein,an effective strategy to stabilize the high-areal-capacity Li electrodeposition by modifying the Li metal with a stretchable ionic conductive elastomer(ICE)is demonstrated.The ICE layer prepared via an instant photocuring process shows a promising Li+-ion conductivity at room temperature.When being used in Li-metal batteries,the thin ICE coating(~0.27 pm)acts as both a stretchable constraint to minimize the Li loss and a protective layer to facilitate the uniform flux of Li ions.With this ICE-modifying strategy,the reversibility and cyclability of the Li anodes under high-areal-capacity condition in carbonate electrolyte are significantly improved,leading to a stable Li stripping/plating for 500 h at an ultrahigh areal capacity of 20 mAh cm-2 in commercial carbonate electrolyte.When coupled with industry-level thick LiFePO4 electrodes(20.0 mg cm-2),the cells with ICE-Li anodes show significantly enhanced rate and cycling capability.
文献关键词:
中图分类号:
作者姓名:
Kejia Li;Zhenglu Zhu;Ruirui Zhao;Haoran Du;Xiaoqun Qi;Xiaobin Xu;Long Qie
作者机构:
Institute of New Energy for Vehicles,School of Materials Science and Engineering,Tongji University,Shanghai 201804,China
文献出处:
引用格式:
[1]Kejia Li;Zhenglu Zhu;Ruirui Zhao;Haoran Du;Xiaoqun Qi;Xiaobin Xu;Long Qie-.A Stretchable Ionic Conductive Elastomer for High-Areal-Capacity Lithium-Metal Batteries)[J].能源与环境材料(英文),2022(01):337-343
A类:
Areal
B类:
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AB值:
0.602293
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