Nature Communications (Aug 2018)

A possible candidate for triply degenerate point fermions in trigonal layered PtBi2

  • Wenshuai Gao,
  • Xiangde Zhu,
  • Fawei Zheng,
  • Min Wu,
  • Jinglei Zhang,
  • Chuanying Xi,
  • Ping Zhang,
  • Yuheng Zhang,
  • Ning Hao,
  • Wei Ning,
  • Mingliang Tian

DOI
https://doi.org/10.1038/s41467-018-05730-3
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 8

Abstract

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Triply degenerate point (TP) fermions have been reported in MoP but the TPs are far below the Fermi level. Here, Guo et al. predict and verify the possible existence of TP fermions in trigonal layered PtBi2, where the TP points are close to the Fermi level.