Figure 3From: Photocurrent response and semiconductor characteristics of Ce-Ce2O3-CeO2-modified TiO2 nanotube arraysPhotocurrent analysis results. (A) Photocurrent responses vs. wavelength plots. (B) Photocurrent responses vs. photon energy plots. (C) Low photon energy part of Figure 3B (from 2.0 to 3.0 eV).Back to article page