Nature Communications (Mar 2021)

Direct identification of Mott Hubbard band pattern beyond charge density wave superlattice in monolayer 1T-NbSe2

  • Liwei Liu,
  • Han Yang,
  • Yuting Huang,
  • Xuan Song,
  • Quanzhen Zhang,
  • Zeping Huang,
  • Yanhui Hou,
  • Yaoyao Chen,
  • Ziqiang Xu,
  • Teng Zhang,
  • Xu Wu,
  • Jiatao Sun,
  • Yuan Huang,
  • Fawei Zheng,
  • Xianbin Li,
  • Yugui Yao,
  • Hong-Jun Gao,
  • Yeliang Wang

DOI
https://doi.org/10.1038/s41467-021-22233-w
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 7

Abstract

Read online

The relationship between Mott state and charge density wave state in two dimensional materials remains unclear. Here, Liu et al. reveal spatial distribution of a Mott-Hubbard band in monolayer 1T-NbSe2 forming a new periodic pattern in addition to the well-known CDW pattern.