DOI: 10.1039/d6ew00387g ISSN: 2053-1400
Anaerobic–aerobic switching triggers humic-mediated hydroxyl radical generation in activated sludge: evidence for an Fe–quinone redox network
Taiki Yatsu, Riho Suzuki, Miki Yatsugi, Takahiro Kawai, Yusuke Miyake, Kohji Maeda, Xue Chu, Yasuro FuseHumus-amended activated sludge generates hydroxyl radicals during anaerobic–aerobic switching. A Fe–quinone redox network stores reducing equivalents anaerobically and releases oxidative capacity upon aeration.