Nature Communications (Mar 2020)

Observation of an antiferromagnetic quantum critical point in high-purity LaNiO3

  • Changjiang Liu,
  • Vincent F. C. Humbert,
  • Terence M. Bretz-Sullivan,
  • Gensheng Wang,
  • Deshun Hong,
  • Friederike Wrobel,
  • Jianjie Zhang,
  • Jason D. Hoffman,
  • John E. Pearson,
  • J. Samuel Jiang,
  • Clarence Chang,
  • Alexey Suslov,
  • Nadya Mason,
  • M. R. Norman,
  • Anand Bhattacharya

DOI
https://doi.org/10.1038/s41467-020-15143-w
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 7

Abstract

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LaNiO3 is a strange metal, for reasons that are not well understood. Here, Liu et al. report evidence for scattering of charge carriers by antiferromagnetic quantum fluctuations in high-purity epitaxial thin films of LaNiO3, suggesting it is close to an antiferromagnetic quantum critical point.