Electronic properties of SnTe-class topological crystalline insulator materials
Wang Jianfeng1, Wang Na1, Huang Huaqing1, Duan Wenhui1, 2, 3, †,
       

A simplified model of electrically tuned band evolution in a thin film of topological material, where the helicity degree of freedom in the system can be controlled by a perpendicular electric field.[95]