Fig. 5From: Reduced Contact Resistance Between Metal and n-Ge by Insertion of ZnO with Argon Plasma TreatmentVBM for ZnO/Ge interface sample with and without Ar plasma treatment. a Zn 2p and b valence band spectra for thick ZnO sample c ZnO 2p spectra for ZnO/Ge interface sample. d Band alignment diagram for Ar plasma-treated metal/ZnO/n-GeBack to article page