Nature CommunicationsStoichiometry-driven electronic heterogeneity in covalent organic frameworks for coupled H2O2 photoproduction and chemoselective fragrance upgradingJie-Yu YueZi-Shuo XuYan GuoJing-Xian LuoPeng YangBo Tang2026-08-13Full textDOI https://doi.org/10.1038/s41467-026-76734-7