Improved Electrochemical Performance of Lithium-Sulfur Batteries Using a Modified Separator Coated with Ca(OH)2 and Acetylene Black

RSC Advances ◽  
2016 ◽  
Vol 6 (92) ◽  
pp. 89972-89978 ◽  
Author(s):  
Xing Cheng ◽  
Weikun Wang ◽  
Anbang Wang ◽  
Keguo Yuan ◽  
Zhaoqing Jin ◽  
...  

An oxidized multiwall carbon nanotube (o-MWCNT) coating (0.4 mg cm−2) for improving the electrochemical performance of lithium–sulfur battery with sulfur loading of 5.0 mg cm−2 ​has been presented.


2016 ◽  
Vol 4 (31) ◽  
pp. 12319-12327 ◽  
Author(s):  
Fanglei Zeng ◽  
Zhaoqing Jin ◽  
Keguo Yuan ◽  
Shuai Liu ◽  
Xing Cheng ◽  
...  

In this paper, a sulfonated carbon coated separator is proposed with high permselectivity to lithium ions against polysulfide anions for improving the overall performance of Li–S batteries.


RSC Advances ◽  
2016 ◽  
Vol 6 (17) ◽  
pp. 13680-13685 ◽  
Author(s):  
Di Zhao ◽  
Xinye Qian ◽  
Lina Jin ◽  
Xiaolong Yang ◽  
Shanwen Wang ◽  
...  

A routine separator modified by a Ketjen black (KB) layer on the cathode side has been investigated to improve the electrochemical performances of Li–S batteries.


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