In-Situ Dual Growth of Graphitic Structures in Biomass Carbon as Potassium-ion Batteries Anode with High Initial Coulombic Efficiency

2021 ◽  
Author(s):  
Zheren Tang ◽  
Yan Wang ◽  
Zheng Zheng ◽  
Xingzhang Luo
Keyword(s):  
Carbon Material ◽  
Coulombic Efficiency ◽  
Potassium Ion ◽  
Biomass Carbon ◽  
Good Potential ◽  
Initial Coulombic Efficiency

Biomass carbon material has a good potential as an anode for potassium-ion batteries (KIBs). However, it suffers from a low initial Coulombic efficiency (ICE), which hinders its mass adoption. The...

Nano-size porous carbon spheres as a high-capacity anode with high initial coulombic efficiency for potassium-ion batteries

2020 ◽  
Vol 5 (5) ◽  
pp. 895-903 ◽  
Author(s):  
Hehe Zhang ◽  
Chong Luo ◽  
Hanna He ◽  
Hong-Hui Wu ◽  
Li Zhang ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Porous Carbon ◽  
Coulombic Efficiency ◽  
High Capacity ◽  
Potassium Ion ◽  
Carbon Spheres ◽  
Hard Carbon ◽  
Porous Carbon Spheres ◽  
Nano Size ◽  
Initial Coulombic Efficiency

An anode of hard carbon spheres with both small size and a porous structure enables superior electrochemical performance of potassium-ion batteries.

Organic 2,5-dihydroxy-1,4-benzoquinone potassium salt with ultrahigh initial coulombic efficiency for potassium-ion batteries

2020 ◽  
Vol 56 (81) ◽  
pp. 12234-12237
Author(s):  
Qijiu Deng ◽  
Congcong Tian ◽  
Zongbin Luo ◽  
Yangyang Zhou ◽  
Bo Gou ◽  
...  
Keyword(s):  
Potassium Salt ◽  
Coulombic Efficiency ◽  
Potassium Ion ◽  
Initial Coulombic Efficiency

A new organic 2,5-dihydroxy-1,4-benzoquinone potassium salt (K2C6H2O4) with an ultrahigh initial coulombic efficiency of 96% is proposed as an advanced anode for potassium-ion batteries.

Boosting ultrahigh initial Coulombic efficiency of porous carbon anode for sodium-ion batteries via in-situ fabricating passivation interface

2021 ◽  
Author(s):  
Minghao Zhang ◽  
Yu Li ◽  
Feng Wu ◽  
Zhaohua Wang ◽  
Ying Bai ◽  
...  
Keyword(s):  
Porous Carbon ◽  
Coulombic Efficiency ◽  
Sodium Ion ◽  
Carbon Anode ◽  
Porous Carbon Material ◽  
Sodium Ion Batteries ◽  
Storage Performance ◽  
Initial Coulombic Efficiency ◽  
Sodium Storage

Porous carbon material is regarded as one of the promising candidates of sodium-ion batteries (SIBs) due to its fast sodium storage performance. However, the inadequate initial Coulombic efficiency (ICE) resulting...

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