Leveraging phenazine and dihydrophenazine redox dynamics in conjugated microporous polymers for high-efficiency overall photosynthesis of hydrogen peroxide

Leveraging the reversible phenazine–dihydrophenazine interconversion in microporous polymers enhances photocatalytic H 2 O 2 generation by improving O 2 reduction and charge separation, showcasing a new approach for solar-driven chemical conversion.