Sulfur‐Deficient TiS 2‐x for Promoted Polysulfide Redox Conversion in Lithium‐Sulfur Batteries

2019 ◽  
Vol 6 (8) ◽  
pp. 2231-2237 ◽  
Author(s):  
Yingyue Zhao ◽  
Wenlong Cai ◽  
Yuting Fang ◽  
Huaisheng Ao ◽  
Yongchun Zhu ◽  
...  
Keyword(s):  
Lithium Sulfur Batteries ◽  
Redox Conversion ◽  
Lithium Sulfur

Bidirectional Catalysts for Liquid–Solid Redox Conversion in Lithium–Sulfur Batteries

2020 ◽  
Vol 32 (32) ◽  
pp. 2000315 ◽  
Author(s):  
Ruochen Wang ◽  
Chong Luo ◽  
Tianshuai Wang ◽  
Guangmin Zhou ◽  
Yaqian Deng ◽  
...  
Keyword(s):  
Lithium Sulfur Batteries ◽  
Redox Conversion ◽  
Lithium Sulfur

Oxygen-deficient titanium dioxide as a functional host for lithium–sulfur batteries

2019 ◽  
Vol 7 (17) ◽  
pp. 10346-10353 ◽  
Author(s):  
Hong-En Wang ◽  
Kaili Yin ◽  
Ning Qin ◽  
Xu Zhao ◽  
Fan-Jie Xia ◽  
...  
Keyword(s):  
Titanium Dioxide ◽  
Oxygen Vacancies ◽  
Lithium Sulfur Batteries ◽  
Redox Conversion ◽  
Lithium Sulfur

Engineering oxygen vacancies in mesoporous TiO2 effectively enhanced its ability to trap polysulfides and simultaneously propelled the redox conversion of polysulfides.

Dipolar and catalytic effects of an Fe3O4 based nitrogen-doped hollow carbon sphere framework for high performance lithium sulfur batteries

2021 ◽  
Author(s):  
Shungui Deng ◽  
Qihua Li ◽  
Yanhua Chen ◽  
Chao Wang ◽  
Hongbin Zhao ◽  
...  
Keyword(s):  
High Performance ◽  
High Catalytic Activity ◽  
Carbon Sphere ◽  
Hollow Carbon Sphere ◽  
Lithium Sulfur Batteries ◽  
Sulfur Host ◽  
Hollow Carbon ◽  
Catalytic Effects ◽  
Redox Conversion ◽  
Lithium Sulfur

Well-designed hollow carbon sphere with embedded Fe3O4 nanoparticles is fabricated as sulfur host for Li–S batteries. The high catalytic activity of Fe3O4 can accelerate the redox conversion of polysulfide, facilitating the reaction kinetics.

Propelling Polysulfide Redox Conversion by d-band modulation for High Sulfur Loading and Low Temperature Lithium-Sulfur Batteries

2021 ◽  
Author(s):  
Pan Zeng ◽  
Cheng Liu ◽  
Chen Cheng ◽  
Cheng Yuan ◽  
Kehua Dai ◽  
...  
Keyword(s):  
Low Temperature ◽  
Electrochemical Performance ◽  
Shuttle Effect ◽  
Lithium Sulfur Batteries ◽  
Redox Conversion ◽  
Lithium Sulfur ◽  
High Sulfur Loading

The sluggish redox conversion of polysulfides, especially under high sulfur loading, low-temperature, and low electrolyte/sulfur (E/S) ratio conditions, aggravates the shuttle effect that severely deteriorates the electrochemical performance of Li-S...

Iron single-atom catalyst anchored on nitrogen-rich MOF-derived carbon nanocage to accelerate polysulfide redox conversion for lithium sulfur batteries

2020 ◽  
Vol 8 (6) ◽  
pp. 3421-3430 ◽  
Author(s):  
Cunguo Wang ◽  
Hewei Song ◽  
Congcong Yu ◽  
Zaka Ullah ◽  
Zhixing Guan ◽  
...  
Keyword(s):  
Single Atom ◽  
Rate Performance ◽  
Lithium Sulfur Batteries ◽  
Carbon Nanocage ◽  
Redox Conversion ◽  
Lithium Sulfur

Permanent adsorption-conversion of lithium polysulfides by iron single atom anchored porous nitrogen-rich carbon nanocages endows lithium sulfur batteries with long lasting rate performance.

scholarly journals Promoting polysulfides redox conversion by sulfur-deficient ZnS1 hollow polyhedrons for lithium-sulfur batteries

2021 ◽  
Vol 210 ◽  
pp. 110060
Author(s):  
Wanjie Gao ◽  
Qianwen Jin ◽  
Yanyu Liu ◽  
Yongguang Zhang ◽  
Xin Wang ◽  
...  
Keyword(s):  
Lithium Sulfur Batteries ◽  
Redox Conversion ◽  
Lithium Sulfur
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