S-scheme Cu2Se/T-CdZnS homo-heterojunction for enhanced photocatalytic H2 evolution via twin-boundary and interfacial charge regulation

Key Points

• Hydrogen evolution rates significantly increased in the presence of the heterojunction material.
• The enhanced performance saw rates up to 2.4 mmol h-1 g-1 under visible light.
• Analysis utilized advanced material characterization to evaluate interfacial charge dynamics.
• This approach may enable further exploration in photocatalytic technologies, highlighting the importance of charge regulation.