Quinone Redox Centers Enable Charge Localization and Oxygen Activation for High-Efficiency H2O2 Photosynthesis in Covalent Organic Frameworks

Key Points

• The aim is to investigate how quinone redox centers facilitate efficient hydrogen peroxide production in covalent organic frameworks.
• Utilized covalent organic frameworks as photocatalysts for H2O2 production.
• Examined the role of charge localization and oxygen activation in the process.
• Conducted performance evaluations under controlled light conditions.
• Significantly enhanced efficiency in H2O2 production was observed.
• Charge localization was identified as a key factor in improving photocatalytic activity.
• Oxygen activation mechanisms were effectively utilized in the reaction.