Aqueous/Nonaqueous Hybrid Electrolyte for Sodium-Ion Batteries

被引:86
|
作者
Zhang, Huang
Qin, Bingsheng
Han, Jin
Passerini, Stefano [1 ]
机构
[1] Helmholtz Inst Ulm HIU, Helmholtzstr 11, D-89081 Ulm, Germany
来源
ACS ENERGY LETTERS | 2018年 / 3卷 / 07期
关键词
IN-SALT ELECTROLYTE; AQUEOUS-ELECTROLYTE; LI;
D O I
10.1021/acsenergylett.8b00919
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
Here, we report an aqueous/nonaqueous hybrid electrolyte based on sodium trifluoromethanesulfonate with an expanded electrochemical window up to 2.8 V and high conductivity (similar to 25 mS cm(-1) at 20 degrees C). The hybrid electrolyte inherits the safety characteristic of aqueous electrolytes and the electrochemical stability of nonaqueous systems, enabling stable and reversible operation of the Na3V2(PO4)(3)/NaTi2(PO4)(3) sodium-ion battery.
引用
收藏
页码:1769 / +
页数:3
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