Fig. 3: Catalytic performance in the flow reactor with and without light irradiation.

a CH3OH production rates as a function of Bi3+ content under light irradiation and at 230 °C. b CO production rates as a function of Bi3+ content under light irradiation and at 230 °C. c Arrhenius plots for CH3OH production rates of 1.0% BixIn2–xO3 with and without solar irradiation. d Arrhenius plots for CO production rates of 1.0% BixIn2–xO3 with and without solar irradiation.