Fig. 5

(A) UV–Vis diffuse reflectance spectra (DRS); (B) the corresponding Tauc plots and (C) Fluorescence spectra of TiO2, SAPy@TiO2 and MnTNPP/SAPy@TiO2 excited at 350 nm.

(A) UV–Vis diffuse reflectance spectra (DRS); (B) the corresponding Tauc plots and (C) Fluorescence spectra of TiO2, SAPy@TiO2 and MnTNPP/SAPy@TiO2 excited at 350 nm.