Nature Communications (Aug 2018)

Two-dimensional type-II Dirac fermions in layered oxides

  • M. Horio,
  • C. E. Matt,
  • K. Kramer,
  • D. Sutter,
  • A. M. Cook,
  • Y. Sassa,
  • K. Hauser,
  • M. Månsson,
  • N. C. Plumb,
  • M. Shi,
  • O. J. Lipscombe,
  • S. M. Hayden,
  • T. Neupert,
  • J. Chang

DOI
https://doi.org/10.1038/s41467-018-05715-2
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 7

Abstract

Read online

Many predicted topological quasi-particles still await experimental discovery. Here, Horio et al. reveal the existence of two-dimensional type-II Dirac fermions in the high-temperature superconductor La1.77Sr0.23CuO4, promoting layered oxides as promising topological materials.