Nature Communications (Jul 2022)

Pressure-induced monotonic enhancement of T c to over 30 K in superconducting Pr0.82Sr0.18NiO2 thin films

  • N. N. Wang,
  • M. W. Yang,
  • Z. Yang,
  • K. Y. Chen,
  • H. Zhang,
  • Q. H. Zhang,
  • Z. H. Zhu,
  • Y. Uwatoko,
  • L. Gu,
  • X. L. Dong,
  • J. P. Sun,
  • K. J. Jin,
  • J.-G. Cheng

DOI
https://doi.org/10.1038/s41467-022-32065-x
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 8

Abstract

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Despite much recent effort, the highest reported T c of the infinite-layer nickelates remains lower than 15 K. Here, the authors apply pressure to Pr0.82Sr0.18NiO2 thin films and observe a monotonic increase of T c to 31 K at 12.1 GPa, an increase that does not level off with increasing pressure.