Advanced oxidation water treatment

Advanced oxidation processes use highly reactive chemical species—most commonly hydroxyl or sulfate radicals—to break down organic contaminants in water that resist conventional treatment, including pharmaceuticals, pesticides, and industrial byproducts. The core challenge is generating these radicals efficiently and selectively, which researchers pursue through approaches such as Fenton chemistry, peroxymonosulfate activation with heterogeneous catalysts, and electrochemical systems that produce oxidants in situ. As drinking water standards tighten and new contaminants of concern are identified faster than treatment infrastructure can adapt, understanding the kinetics of how specific pollutants degrade—and what byproducts form along the way—has become increasingly urgent. Active research questions include how to design catalysts that remain stable and reusable under real wastewater conditions, and how to scale electrochemical methods from laboratory systems to the flow rates required for municipal or industrial use.

Works

61,303

Total citations

1,980,679

Keywords

Advanced Oxidation ProcessesWater TreatmentOxidation KineticsWastewater DecontaminationPeroxymonosulfate ActivationFenton Reaction Chemistry