Figure 5

(a) Photocatalytic conversion of CO2 to CH4 after 1 h, (b) H2 production by the photocatalysis (UV-Vis irradiation) of TiO2 nanoboxes, TG composites and TFSG composites.

(a) Photocatalytic conversion of CO2 to CH4 after 1 h, (b) H2 production by the photocatalysis (UV-Vis irradiation) of TiO2 nanoboxes, TG composites and TFSG composites.