scholarly journals Polyethylenimine Expanded Graphite Oxide Enables High Sulfur Loading and Long‐Term Stability of Lithium–Sulfur Batteries

Small ◽  
2019 ◽  
Vol 15 (29) ◽  
pp. 1804578 ◽  
Author(s):  
Xia Huang ◽  
Kai Zhang ◽  
Bin Luo ◽  
Han Hu ◽  
Dan Sun ◽  
...  
Keyword(s):  
Graphite Oxide ◽  
Expanded Graphite ◽  
Term Stability ◽  
Long Term Stability ◽  
Lithium Sulfur Batteries ◽  
Lithium Sulfur ◽  
High Sulfur Loading

Impregnation of sulfur into a 2D pyrene-based covalent organic framework for high-rate lithium–sulfur batteries

2018 ◽  
Vol 6 (35) ◽  
pp. 17186-17191 ◽  
Author(s):  
Yi Meng ◽  
Guiqing Lin ◽  
Huimin Ding ◽  
Huaping Liao ◽  
Cheng Wang
Keyword(s):  
High Rate ◽  
Covalent Organic Framework ◽  
Term Stability ◽  
Long Term Stability ◽  
Lithium Sulfur Batteries ◽  
Rate Capacity ◽  
Lithium Sulfur ◽  
Organic Framework

By loading 70 wt% sulfur into a pyrene-based COF (Py-COF), we constructed Li–S batteries with high-rate capacity and long-term stability.

A polymer cage as an efficient polysulfide reservoir for lithium–sulfur batteries

2019 ◽  
Vol 55 (83) ◽  
pp. 12499-12502
Author(s):  
Shuaibo Zeng ◽  
Gowri Manohari Arumugam ◽  
Xianhu Liu ◽  
Fei Guo ◽  
Xin Li ◽  
...  
Keyword(s):  
Self Assembly ◽  
Term Stability ◽  
Long Term Stability ◽  
Assembly Strategy ◽  
Attenuation Rate ◽  
Lithium Sulfur Batteries ◽  
Lithium Sulfur

A self-assembly strategy to prepare cage-polymer coated nano-sulfur particles, which exhibit long-term stability with an attenuation rate of 0.071% per cycle, is demonstrated.

Conductive cobalt doped niobium nitride porous spheres as an efficient polysulfide convertor for advanced lithium-sulfur batteries

2020 ◽  
Vol 8 (13) ◽  
pp. 6276-6282 ◽  
Author(s):  
Weini Ge ◽  
Lu Wang ◽  
Chuanchuan Li ◽  
Chunsheng Wang ◽  
Debao Wang ◽  
...  
Keyword(s):  
Niobium Nitride ◽  
Cycle Stability ◽  
Lithium Sulfur Batteries ◽  
And Performance ◽  
Sulfur Hosts ◽  
Porous Spheres ◽  
Lithium Sulfur ◽  
High Sulfur Loading

Porous Co-NbN spheres with excellent conductivity are used as sulfur hosts for lithium-sulfur batteries, which deliver excellent long-term cycle stability and performance with a high sulfur loading and lean electrolyte.

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