Observation of abrupt first-order metal-insulator transition in GaAs-based two-terminal device

Hyun-Tak Kim, Doo-Hyeb Youn, Byung-Gyu Chae +2

An abrupt first-order metal-insulator transition (MIT) as a jump of the density of states is observed for Be doped GaAs, which is known as a semiconductor, by inducing very low hol…