Nature Communications (May 2019)

Gate tunable giant anisotropic resistance in ultra-thin GaTe

  • Hanwen Wang,
  • Mao-Lin Chen,
  • Mengjian Zhu,
  • Yaning Wang,
  • Baojuan Dong,
  • Xingdan Sun,
  • Xiaorong Zhang,
  • Shimin Cao,
  • Xiaoxi Li,
  • Jianqi Huang,
  • Lei Zhang,
  • Weilai Liu,
  • Dongming Sun,
  • Yu Ye,
  • Kepeng Song,
  • Jianjian Wang,
  • Yu Han,
  • Teng Yang,
  • Huaihong Guo,
  • Chengbing Qin,
  • Liantuan Xiao,
  • Jing Zhang,
  • Jianhao Chen,
  • Zheng Han,
  • Zhidong Zhang

DOI
https://doi.org/10.1038/s41467-019-10256-3
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 8

Abstract

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Some atomically thin crystals feature crystallographic anisotropy, but demonstrations of electrical anisotropy are scarce. Here, the authors show that the electrical conductivity of few-layered GaTe along the x and y directions can be widely gate tuned up to 103, and demonstrate anisotropic non-volatile memory behavior.