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.

Bifunctional semi-closed YF3-doped 1D carbon nanofibers with 3D porous network structure including fluorinating interphases and polysulfide confinement for lithium–sulfur batteries

Nanoscale ◽  
2019 ◽  
Vol 11 (44) ◽  
pp. 21324-21339 ◽  
Author(s):  
Yan Hao ◽  
Liyuan Wang ◽  
Yueyao Liang ◽  
Benqiao He ◽  
Yaofang Zhang ◽  
...  
Keyword(s):  
Carbon Nanofibers ◽  
Network Structure ◽  
High Performance ◽  
Porous Network ◽  
Porous Networks ◽  
Lithium Sulfur Batteries ◽  
First Time ◽  
Lithium Sulfur

In this study, semi-closed YF3-doped 1D carbon nanofibers with 3D porous networks (SC-YF3-doped 3D in 1D CNFs) are fabricated for the first time via electro-blown spinning technology and regarded as cathodes for high performance lithium sulfur cells.

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