Mechanism and performance of singlet oxygen dominated peroxymonosulfate activation on CoOOH nanoparticles for 2,4-dichlorophenol degradation in water

• Published in: Journal of hazardous materials Vol. 384; p. 121350
• Main Authors: Zhang, Qihui, He, Dan, Li, Xinran, Feng, Wei, Lyu, Cong, Zhang, Yifeng
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier B.V 15.02.2020
• Subjects: 2,4-dichlorophenol; catalysts; catalytic activity; cobalt; cobalt oxide; CoOOH; Electron transfer; hydrophilicity; moieties; nanoparticles; oxidants; oxygen; Singlet oxygen; Sulfate radical; Surface hydroxyl density; wastewater treatment; Electron transfer; Sulfate radical; Singlet oxygen; Surface hydroxyl density; CoOOH

[Display omitted] •CoOOH is an efficient peroxymonosulfate activator.•CoOOH has good stability, efficient electron transfer and strong hydrophilicity.•CoOOH/PMS system showed effective catalysis oxidation activity over broad pH range.•1O2 was identified as dominant reactive oxygen species in the CoO...