Figure 1

(a) XRD measurements on a BG-SAM sample showing only the (0 0 3) family of Bi2Te3 diffraction peaks. (b) XRR curve of Bi2Te3 coated on a c-Al2O3 substrate. Inset shows the fitted XRR data based on the modified Bragg equation.

(a) XRD measurements on a BG-SAM sample showing only the (0 0 3) family of Bi2Te3 diffraction peaks. (b) XRR curve of Bi2Te3 coated on a c-Al2O3 substrate. Inset shows the fitted XRR data based on the modified Bragg equation.