High-Field Shubnikov-de Haas Oscillations in the Topological Insulator Bi${}_2$Te${}_2$Se

Jun Xiong, Yongkang Luo, YueHaw Khoo +3

We report measurements of the surface Shubnikov de Haas oscillations (SdH) on crystals of the topological insulator Bi${}_2$Te${}_2$Se. In crystals with large bulk resistivity ($\sim$4…