Fig. 6From: PtNi Alloy Cocatalyst Modification of Eosin Y-Sensitized g-C3N4/GO Hybrid for Efficient Visible-Light Photocatalytic Hydrogen EvolutionCyclic H2 production for the g-C3N4/PtNi/GO-0.5% sample. Light source: 300 W Xenon lamp (λ > 420 nm), Reaction solution: 100 mL 20% (v/v) TEOA aqueous solution (pH = 7), photocatalyst, 50 mg, the weight ratio of Eosin Y to Photocatalyst is 1:1Back to article page