Nature Communications (Sep 2021)

Boron-doped sodium layered oxide for reversible oxygen redox reaction in Na-ion battery cathodes

  • Yu-Jie Guo,
  • Peng-Fei Wang,
  • Yu-Bin Niu,
  • Xu-Dong Zhang,
  • Qinghao Li,
  • Xiqian Yu,
  • Min Fan,
  • Wan-Ping Chen,
  • Yang Yu,
  • Xiangfeng Liu,
  • Qinghai Meng,
  • Sen Xin,
  • Ya-Xia Yin,
  • Yu-Guo Guo

DOI
https://doi.org/10.1038/s41467-021-25610-7
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 11

Abstract

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The irreversible oxygen redox reaction during charging to the high-voltage region causes cathode structural degradation and Na-ion cell capacity fading. Here, the authors report a B-doped cathode active material to mitigate the irreversible oxygen oxidation and increase the cell capacity.