Figure 1
From: Band-offsets scaling of low-index Ge/native-oxide heterostructures

XPS Ge3d Spectra of (a) Ge(001), (b) Ge(110) and (c) Ge(111) plotted as a function of oxidation time (mins).
From: Band-offsets scaling of low-index Ge/native-oxide heterostructures

XPS Ge3d Spectra of (a) Ge(001), (b) Ge(110) and (c) Ge(111) plotted as a function of oxidation time (mins).