A high-performance rechargeable Li–O2 battery with quasi-solid-state electrolyte

被引:0
|
作者
彭佳悦 [1 ,2 ]
黄杰 [3 ]
李文俊 [4 ]
王怡 [1 ,2 ]
禹习谦 [1 ]
胡勇胜 [1 ]
陈立泉 [1 ]
李泓 [1 ,2 ]
机构
[1] Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
[2] School of Physical Sciences, University of Chinese Academy of Sciences
[3] Beijing We Lion New Energy Technology Co.,LTD  4. Beijing Key Laboratory of Green Reaction Engineering and Technology, Department of Chemical Engineering, Tsinghua University
基金
中国国家自然科学基金; 国家重点研发计划;
关键词
quasi-solid-state electrolyte; Li–O2; battery;
D O I
暂无
中图分类号
TM911.41 [金属-空气电池];
学科分类号
0808 ;
摘要
A novel transparent and soft quasi-solid-state electrolyte(QSSE) was proposed and fabricated, which consists of ionic liquid(PYR14TFSI) and nano-fumed silica. The QSSE demonstrates high ionic conductivity of 4.6×10-4S/cm at room temperature and wide electrochemical stability window of over 5 V. The Li–O2battery using such quasi-solidstate electrolyte exhibits a low charge-discharge overpotential at the first cycle and excellent long-term cyclability over 500 cycles.
引用
收藏
页码:561 / 565
页数:5
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