Fig. 6From: Influence of Atomic Hydrogen, Band Bending, and Defects in the Top Few Nanometers of Hydrothermally Prepared Zinc Oxide NanorodsUPS spectra from surface to bulk of a E VBM variation as estimated from UPS spectra. Inset shows the UPS spectra for the ZnO NRs with H2O after AHC. b Estimated Φ values from UPS spectra from surface to bulk of after AHC for ZnO NRs with H2OBack to article page