Nature Communications (Jul 2017)

Atomic-resolution imaging of electrically induced oxygen vacancy migration and phase transformation in SrCoO2.5-σ

  • Qinghua Zhang,
  • Xu He,
  • Jinan Shi,
  • Nianpeng Lu,
  • Haobo Li,
  • Qian Yu,
  • Ze Zhang,
  • Long-Qing Chen,
  • Bill Morris,
  • Qiang Xu,
  • Pu Yu,
  • Lin Gu,
  • Kuijuan Jin,
  • Ce-Wen Nan

DOI
https://doi.org/10.1038/s41467-017-00121-6
Journal volume & issue
Vol. 8, no. 1
pp. 1 – 6

Abstract

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Information on how oxygen ions transport is crucial to understanding field-induced phase transformations in materials. Here, Zhang et al. directly image atomic-scale oxygen migration and the subsequent structural reconstruction in a SrCoO2.5-σ film in the presence of an electric field.