Spatially confined proton-coupled electron transfer in functional microcavities for photocatalytic H 2 O 2 production in pure water

Key Points

• H2O2 production rate reached 8160 μmol g −1 h −1, showcasing high efficiency in pure water.
• The study demonstrates spatially confined transport of protons and electrons within polymeric microcavities.
• Assessment of selective O2 activation using donor–acceptor type systems indicates advanced photocatalytic functions.
• Findings suggest potential applications in green chemistry and sustainable energy production.