scholarly journals Fast conversion of lithium (poly)sulfides in lithium–sulfur batteries using three-dimensional porous carbon

RSC Advances ◽  
2021 ◽  
Vol 11 (41) ◽  
pp. 25266-25273
Author(s):  
Xinghua Liang ◽  
Xi Wu ◽  
Shuaibo Zeng ◽  
Wei Xu ◽  
Xingtao Jiang ◽  
...  
Keyword(s):  
Porous Carbon ◽  
Three Dimensional ◽  
Cycling Stability ◽  
Lithium Sulfur Batteries ◽  
Electrochemical Cycling ◽  
Sulfur Host ◽  
Lithium Sulfur

A three-dimensional porous carbon was prepared as a sulfur host. It effectively restrains dissolution of polysulfides by improving the conversion kinetics between polysulfides, thereby enhancing the electrochemical cycling stability.

MOF-derived fluorine and nitrogen co-doped porous carbon for an integrated membrane in lithium–sulfur batteries

2021 ◽  
Vol 45 (5) ◽  
pp. 2361-2365
Author(s):  
Xinzuo Fang ◽  
Yu Jiang ◽  
Kailong Zhang ◽  
Guang Hu ◽  
Weiwei Hu
Keyword(s):  
Porous Carbon ◽  
Cycling Stability ◽  
Lithium Sulfur Batteries ◽  
Co Doped ◽  
Lithium Sulfur

The F and N co-doped porous carbon derived from ZIF-8 is used as a membrane in Li–S batteries with enhanced capacity and cycling stability.

An N-doped porous carbon/MXene composite as a sulfur host for lithium–sulfur batteries

2019 ◽  
Vol 6 (10) ◽  
pp. 2894-2899 ◽  
Author(s):  
Youquan Zhang ◽  
Wenwen Tang ◽  
Renming Zhan ◽  
Heng Liu ◽  
Hao Chen ◽  
...  
Keyword(s):  
Sulfur Content ◽  
Porous Carbon ◽  
Lithium Sulfur Batteries ◽  
Sulfur Host ◽  
Multiple Adsorption ◽  
Lithium Sulfur

The sulfur content of the composite can reach 80%, and the composite has multiple adsorption for polysulfides.

Shape-controlled MnO2 as a sulfur host for high performance lithium–sulfur batteries

2020 ◽  
Vol 44 (26) ◽  
pp. 11365-11372
Author(s):  
You Ge ◽  
Ping Chen ◽  
Wenjing Zhang ◽  
Qi Shan ◽  
Yanan Fang ◽  
...  
Keyword(s):  
Hydrothermal Method ◽  
Network Structure ◽  
High Performance ◽  
Three Dimensional ◽  
Porous Network ◽  
Lithium Sulfur Batteries ◽  
One Step ◽  
Sulfur Host ◽  
Shape Controlled ◽  
Lithium Sulfur

The three-dimensional porous network structure self-assembled from birnessite-type MnO2 flakes and urchin-like structure composed of MnO2 nanotubes was fabricated by a convenient one-step hydrothermal method as the sulfur scaffold for high performance lithium–sulfur batteries.

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