Long Bai, Jiawei Chen, Yanqi Tang, Jiafu Qu, Yahui Cai, Xiaogang Yang, Chang Ming Li, Jundie Hu
Synergistic morphology and defect engineering endow CdS catalysts with superior photocatalytic activity for H2O2 production. The optimized CdS nanosheets (CdS/NS) featuring a moderate sulfur vacancy density exhibit ultrafast charge dynamics, affording a high evolution rate of 5.35 mmol g-1 h-1. Impressively, this catalyst achieves 4.97 mmol g-1 h-1 in a 2.0 L outdoor batch reactor under natural sunlight, confirming its practical viability.