Figure 4

Nyquist plots of TiO2/In2S3/AgInS2 in DI water and DI water containing 0.1 mg/mL α−Fe2O3/Pt measured at open-circuit conditions under simulated solar-light illumination.
Nyquist plots of TiO2/In2S3/AgInS2 in DI water and DI water containing 0.1 mg/mL α−Fe2O3/Pt measured at open-circuit conditions under simulated solar-light illumination.