Lewis Acid-Based Pair Enable Charge-Reactant Synergy in Sulfur-Vacancy-Engineered Bi19Br3S27– x /Covalent Organic Framework S-Scheme Heterojunctions for Photocatalytic H2O2 Production
S-scheme heterojunctions achieve efficient spatial charge separation via the built-in electric field. However, atomic-level precision in regulating interfacial charge transport and reactant activation remains a significant challenge. Herein, we introduce sulfur vacancies (SVs) into a Bi19Br3S27 S-scheme heterojunctio...