Weak antilocalization in topological insulator Bi${}_2$Te${}_3$ microflakes

Shao-Pin Chiu, Juhn-Jong Lin

We have studied the carrier transport in two topological insulator (TI) Bi${}_2$Te${}_3$ microflakes between 0.3 and 10 K and under applied backgate voltages ($V_{\mathrm{BG}}$). Logari…