Natural bio-photosensitizers in sludge: Extracellular polymeric substances (EPS)-driven persulfate activation for sustainable antibiotic degradation - Yiyang He; Hanlin Zhang; Xinchao Zhang; Yuanyuan Pei; Xin Wang; Xiao Cao; Haiping Yuan; Xi Xiong; Lin Gu; Songrui Yang (Journal of Cleaner Production, 2025)