Small Energy Gap Revealed in CrBr3 by Scanning Tunneling Spectroscopy

Dinesh Baral, Zhuangen Fu, Andrei S. Zadorozhnyi +8

CrBr${}_3$ is a layered van der Waals material with magnetic ordering down to the 2D limit. For decades, based on optical measurements, it is believed that the energy gap of CrBr$_…