Nature Communications (Oct 2020)

Electron tunneling at the molecularly thin 2D perovskite and graphene van der Waals interface

  • Kai Leng,
  • Lin Wang,
  • Yan Shao,
  • Ibrahim Abdelwahab,
  • Gustavo Grinblat,
  • Ivan Verzhbitskiy,
  • Runlai Li,
  • Yongqing Cai,
  • Xiao Chi,
  • Wei Fu,
  • Peng Song,
  • Andrivo Rusydi,
  • Goki Eda,
  • Stefan A. Maier,
  • Kian Ping Loh

DOI
https://doi.org/10.1038/s41467-020-19331-6
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 8

Abstract

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Insulating molecular layers on the basal plane of 2D perovskite is a major bottleneck for charge injection that limiting device performance. Here, the authors show that plane-contacted graphene functions as a low barrier and gate-tunable contact to overcome this limitation.