Solar-driven peroxyacid group activation enables＞ 500 h stable hydroxyl-radical defluorination of industrial perfluorophenol wastewater
Yongfa Zhu
Nature Communications, Published online: 24 May 2026; doi:10.1038/s41467-026-73548-5 A carboxyl-functionalized photocatalyst generates hydroxyl radicals via a catalytic peroxyacid cycle, enabling complete defluorination of industrial-strength perfluorophenol without external oxidants and with >500 h stability under sunlight.