Fig. 2From: Investigation of energy band at atomic layer deposited AZO/β-Ga2O3 (\( \overline{2}01 \)) heterojunctionsThe core level spectra of Ga 2p and Zn 2p obtained from high resolution XPS spectra of a thin ZnO/β-Ga2O3, b thin 5% Al-doped ZnO/β-Ga2O3, and c thin 10% Al-doped ZnO/β-Ga2O3Back to article page