Porous 3D graphene-based biochar materials with high areal sulfur loading for lithium–sulfur batteries

2018 ◽  
Vol 2 (10) ◽  
pp. 2197-2205 ◽  
Author(s):  
Daoqing Liu ◽  
Qianwei Li ◽  
Jinbao Hou ◽  
Huazhang Zhao
Keyword(s):  
3D Graphene ◽  
Graphene Composite ◽  
Pomelo Peel ◽  
Lithium Sulfur Batteries ◽  
Lithium Sulfur ◽  
High Sulfur Loading

A novel pomelo peel biochar integrated graphene composite was applied as a cathode host for Li–S batteries with high sulfur loading.

WO3 nanolayer coated 3D-graphene/sulfur composites for high performance lithium/sulfur batteries

2019 ◽  
Vol 7 (9) ◽  
pp. 4596-4603 ◽  
Author(s):  
Sinho Choi ◽  
Dong Han Seo ◽  
Mohammad Rejaul Kaiser ◽  
Chunmei Zhang ◽  
Timothy van der laan ◽  
...  
Keyword(s):  
High Performance ◽  
3D Graphene ◽  
Graphene Composite ◽  
Lithium Sulfur Batteries ◽  
Battery Systems ◽  
Lithium Sulfur

WO3/graphene composite minimizes the polysulfide dissolution problem in the lithium–sulfur (Li–S) battery systems while exhibiting an excellent battery performance.

Enabling effective polysulfide trapping and high sulfur loading via a pyrrole modified graphene foam host for advanced lithium–sulfur batteries

2017 ◽  
Vol 5 (16) ◽  
pp. 7309-7315 ◽  
Author(s):  
Kun Zhang ◽  
Keyu Xie ◽  
Kai Yuan ◽  
Wei Lu ◽  
Shitian Hu ◽  
...  
Keyword(s):  
Electrochemical Performances ◽  
Chemical Absorption ◽  
Graphene Foam ◽  
3D Graphene ◽  
Lithium Sulfur Batteries ◽  
Physical Entrapment ◽  
Modified Graphene ◽  
Lithium Sulfur ◽  
High Sulfur Loading

A Py-GF@S cathode with high sulfur loading has been synthesized and it displays excellent electrochemical performances via chemical absorption by pyrrole and physical entrapment of polysulfides by 3D graphene foam.

Sulfur–hydrazine hydrate-based chemical synthesis of sulfur@graphene composite for lithium–sulfur batteries

2018 ◽  
Vol 5 (4) ◽  
pp. 785-792 ◽  
Author(s):  
Jianmei Han ◽  
Baojuan Xi ◽  
Zhenyu Feng ◽  
Xiaojian Ma ◽  
Junhao Zhang ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Chemical Synthesis ◽  
Hydrazine Hydrate ◽  
Rate Capability ◽  
Graphene Composite ◽  
Reduced Graphene ◽  
Lithium Sulfur Batteries ◽  
Good Rate Capability ◽  
Lithium Sulfur ◽  
Excellent Stability

A sulfur–hydrazine hydrate chemistry-based method is reported here to integrate the sulfur and N-doped reduced graphene oxide to obtain S@N-rGO composite with 76% sulfur. The as-obtained S@N-rGO composite displays a good rate capability and excellent stability.

scholarly journals Inhibiting Polysulfide Shuttling with a Graphene Composite Separator for Highly Robust Lithium-Sulfur Batteries

Joule ◽  
2018 ◽  
Vol 2 (10) ◽  
pp. 2091-2104 ◽  
Author(s):  
Tianyu Lei ◽  
Wei Chen ◽  
Weiqiang Lv ◽  
Jianwen Huang ◽  
Jian Zhu ◽  
...  
Keyword(s):  
Graphene Composite ◽  
Lithium Sulfur Batteries ◽  
Composite Separator ◽  
Lithium Sulfur

Free-Standing Mn3O4@CNF/S Paper Cathodes with High Sulfur Loading for Lithium–Sulfur Batteries

2018 ◽  
Vol 10 (16) ◽  
pp. 13406-13412 ◽  
Author(s):  
Xin Chen ◽  
Lixia Yuan ◽  
Zhangxiang Hao ◽  
Xiaoxiao Liu ◽  
Jingwei Xiang ◽  
...  
Keyword(s):  
Free Standing ◽  
Lithium Sulfur Batteries ◽  
Lithium Sulfur ◽  
High Sulfur Loading
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