Nature Communications (Jul 2018)

Microscopic mechanism of biphasic interface relaxation in lithium iron phosphate after delithiation

  • Shunsuke Kobayashi,
  • Akihide Kuwabara,
  • Craig A. J. Fisher,
  • Yoshio Ukyo,
  • Yuichi Ikuhara

DOI
https://doi.org/10.1038/s41467-018-05241-1
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 10

Abstract

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Improving the performance of Li-ion batteries relies on understanding charging/discharging mechanisms. Here the authors visualize the interfacial structure and composition of a partially delithiated lithium iron phosphate single crystal as a function of time, revealing a mechanism of relaxation.