Figure 10.

(A) Bactericidal mechanism for Ag/PDA/g-C₃N₄ bio-photocatalyst. (B) Bactericidal time curve profiles of E. coli treated with different concentrations of Ag/PDA/g-C₃N₄ (1:2) within 3 h. (C) Three-cycle run experiments of photocatalytic disinfection of 30 ppm Ag/PDA/g-C₃N₄ (1:2) under visible-light irradiation. Reproduced with permission from ¹⁷⁰, copyright 2018 American Chemical Society. (D) Schematic illustration of the VLD photocatalytic bacterial inactivation mechanisms of CNRGOS₈/RGOCNS₈ in aerobic condition, and CNRGOS₈/RGOCNS₈ in anaerobic condition. Photocatalytic inactivation efficiency against E. coli K-12 without (E) and with (F) 0.5 mmol/L sodium oxalate in the presence of the samples (100 mg/L) in anaerobic condition under visible light irradiation. Reproduced with permission from ¹¹³, copyright 2018 American Chemical Society.