Methods of improving the initial coulombic efficiency and rate performance of both anode and cathode materials for sodium-ion batteries

2021 ◽  
Author(s):  
Nkongolo Tshamala Aristote ◽  
Kangyu Zou ◽  
Andi Di ◽  
Wentao Deng ◽  
Baowei Wang ◽  
...  
Keyword(s):  
Cathode Materials ◽  
Coulombic Efficiency ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
Rate Performance ◽  
Initial Coulombic Efficiency

scholarly journals Unveiling the role of hydrothermal carbon dots as anodes in sodium-ion batteries with ultrahigh initial coulombic efficiency

2019 ◽  
Vol 7 (48) ◽  
pp. 27567-27575 ◽  
Author(s):  
Fei Xie ◽  
Zhen Xu ◽  
Anders C. S. Jensen ◽  
Feixiang Ding ◽  
Heather Au ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Coulombic Efficiency ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
Initial Coulombic Efficiency

We report the discovery of usually ignored hydrothermal carbon dots as anodes for sodium-ion batteries with ultrahigh initial coulombic efficiency.

scholarly journals Design of fast ion conducting cathode materials for grid-scale sodium-ion batteries

2017 ◽  
Vol 19 (11) ◽  
pp. 7506-7523 ◽  
Author(s):  
Lee Loong Wong ◽  
Haomin Chen ◽  
Stefan Adams
Keyword(s):  
Exponential Function ◽  
Cathode Materials ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
Rate Performance ◽  
Ion Migration ◽  
Stretched Exponential ◽  
Ion Conducting ◽  
Fast Ion ◽  
Migration Pathways

Using a stretched exponential function the rate performance of sodium-insertion materials is semi-quantitatively determined from characteristics of Na-ion migration pathways.

Improved High Rate Performance and Cycle Performance of Al-Doped O3-Type NaNi0.5Mn0.5O2 Cathode Materials for Sodium-Ion Batteries

2020 ◽  
Vol 124 (42) ◽  
pp. 22925-22933 ◽  
Author(s):  
Ningyun Hong ◽  
Kang Wu ◽  
Zhengjun Peng ◽  
Zenghu Zhu ◽  
Guofeng Jia ◽  
...  
Keyword(s):  
Cathode Materials ◽  
Sodium Ion ◽  
High Rate ◽  
Cycle Performance ◽  
Sodium Ion Batteries ◽  
Rate Performance ◽  
High Rate Performance
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