Tunneling field effect transistors based on in-plane and vertical layered phosphorus heterostructures
Feng Shenyan, Zhang Qiaoxuan, Yang Jie, Lei Ming, Quhe Ruge
       

(color online) Transmission eigenstate of the current peak and current valley states of the (a) in-plane and (b) vertical heterostructures. Yellow balls: δ-P; blue balls: β-P.