Electronic and optical properties of graphene-like InAs: An ab initio study Leila Sohrabi, Arash Boochani, S. Ali Sebt and S. Mohammad Elahi Eur. Phys. J. Plus, 133 3 (2018) 117 Published online: 23 March 2018 DOI: 10.1140/epjp/i2018-11915-2