Figure 8

The rate of H2 evolution on the samples CdS prepared without L-Histidine and with L-Histidine under visible light (a) Photoevolution of H2 on the photocatalysts under visible light irradiation (b).
The rate of H2 evolution on the samples CdS prepared without L-Histidine and with L-Histidine under visible light (a) Photoevolution of H2 on the photocatalysts under visible light irradiation (b).