Research Article

Preparation of High Activity Ga and Cu Doped ZnS by Hydrothermal Method for Hydrogen Production under Visible Light Irradiation

Figure 8

Photocatalytic hydrogen evolution on Ga(0.1),Cu(0.01)-ZnS (△), Ru(0.1 wt%)-Ga(0.1),Cu(0.01)-ZnS(○), Ru(0.3 wt%)-Ga(0.1),Cu(0.01)-ZnS (●), Ru(0.5 wt%)-Ga(0.1),Cu(0.01)-ZnS (□), and Ru(1 wt%)-Ga(0.1),Cu(0.01)-ZnS (■).