Nature Communications (Oct 2021)

Rational design of mechanically robust Ni-rich cathode materials via concentration gradient strategy

  • Tongchao Liu,
  • Lei Yu,
  • Jun Lu,
  • Tao Zhou,
  • Xiaojing Huang,
  • Zhonghou Cai,
  • Alvin Dai,
  • Jihyeon Gim,
  • Yang Ren,
  • Xianghui Xiao,
  • Martin V. Holt,
  • Yong S. Chu,
  • Ilke Arslan,
  • Jianguo Wen,
  • Khalil Amine

DOI
https://doi.org/10.1038/s41467-021-26290-z
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 10

Abstract

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Mechanical integrity issues are one of the main causes of limited long-term cycle stability for Ni-rich cathode materials. Here the authors analyse the roles of cobalt and manganese and utilise a concentration gradient design to mitigate these issues.