Hydrothermal Synthesis of rGO/PbTiO₃ Photocatalyst and Its Photocatalytic H₂ Evolution Activity

Figure 5

Photocatalytic hydrogen generation of samples from aqueous solutions (triethanolamine as a sacrificial agent) as a function of the irradiation time: (a) PGO0, (b) PGO015, (c) PGO030, (d) PGO060, and (e) PGO120.