1 Introduction
2 Experimental
2.1 Material synthesis
2.2 Characterization
2.3 Photocatalytic activity for H2 evolution
3 Results and discussion
Tab.1 Comparison of H2 evolution rates of the current work and previous studies |
Photo- catalyst | Catalyst dosage /mg | Cocatalyst/(mass fraction, %) | Preparation method | Sacrificial reagent | Light source | H2 evolution rate/(μmol∙h−1∙g−1) | Ref. |
---|---|---|---|---|---|---|---|
CdS | 50 | 2.0% MoS2 | Solid state (S powder) | Lactic acid | 300 W Xenon lamp, λ>420 nm | 10840 | This work |
CdS | 50 | 5% MoS2 | Hydrothermal | Amoxicillin | 300 W Xenon lamp, λ>420 nm | 1760 | [10] |
CdS | 100 | 3% MoS2 | Solid state (H2S) | Lactic acid | 300 W Xenon lamp, λ>420 nm | 5330 | [11] |
CdS | 300 | 1.0% NiS | Hydrothermal | Lactic acid | 300 W Xenon lamp, λ>420 nm | 7000 | [8] |
CdS | 200 | 2% MoS2 | Adsorption | Lactic acid | 300 W Xenon lamp, λ>420 nm | 12950 | [14] |
CdS | 20 | 25% MoS2 | Hydrothermal | TEOA | 300 W Xenon lamp, λ>400 nm | 1145 | [19] |
CdS | 10 | 6.39% MoS2 | Hydrothermal | Na2S+ Na2SO3 | 300 W Xenon lamp, λ>420 nm | 4540 | [22] |