UV/chlorine process: an efficient advanced oxidation process with multiple radicals and functions in water treatment

K Guo, Z Wu, C Chen, J Fang - Accounts of Chemical Research, 2022 - ACS Publications
Conspectus Because of the deterioration of global water quality, the occurrence of chemical
and microbial contaminants in water raises serious concerns for the health of the population …

UV/chlorine advanced oxidation processes for degradation of contaminants in water and wastewater: A comprehensive review

G Khajouei, HO Finklea, LS Lin - Journal of environmental chemical …, 2022 - Elsevier
Advanced oxidation processes (AOPs) have recently gained increasing attention as
promising alternatives to conventional water and wastewater treatment technologies. As an …

Solar-light-activated periodate for degradation and detoxification of highly toxic 6PPD-quinone at environmental levels

L Chen, J Hu, AGL Borthwick, W Sun, H Zhang, D Jia… - Nature Water, 2024 - nature.com
Degradation and detoxication of highly toxic 6PPD-quinone remain great challenges due to
its stable structure. Here we establish a solar-light-driven IO4− activation system for efficient …

Ozone-and hydroxyl radical-induced degradation of micropollutants in a novel UVA-LED-activated periodate advanced oxidation process

J Li, T Yang, G Zeng, L An, J Jiang… - … Science & Technology, 2023 - ACS Publications
In this study, novel light emitting diode (LED)-activated periodate (PI) advanced oxidation
process (AOP) at an irradiation wavelength in the ultraviolet A range (UVA, UVA-LED/PI …

A high-radical-yield advanced oxidation process coupling Far-UVC radiation with chlorinated cyanurates for micropollutant degradation in water

J Zhao, C Shang, R Yin - Environmental Science & Technology, 2023 - ACS Publications
Increasing the radical yield and reducing energy consumption would enhance the
sustainability and competitiveness of advanced oxidation processes (AOPs) for …

The impact of pH and irradiation wavelength on the production of reactive oxidants during chlorine photolysis

DM Bulman, SP Mezyk… - Environmental science & …, 2019 - ACS Publications
Chlorine photolysis is an advanced oxidation process which relies on photolytic cleavage of
free available chlorine (ie, hypochlorous acid and hypochlorite) to generate hydroxyl radical …

Multi-angle comparison of UV/chlorine, UV/monochloramine, and UV/chlorine dioxide processes for water treatment and reuse

J Zhao, J Peng, R Yin, M Fan, X Yang, C Shang - Water Research, 2022 - Elsevier
Advanced oxidation processes (AOPs) have been increasingly studied and practiced for
micropollutant abatement in drinking water treatment and potable water reuse. This study …

Novel visible light-driven photocatalytic chlorine activation process for carbamazepine degradation in drinking water

Z Cheng, L Ling, Z Wu, J Fang… - Environmental …, 2020 - ACS Publications
Photolysis of free chlorine (HOCl/ClO–) is an advanced oxidation process (AOP) to produce
hydroxyl (HO•) and other radicals for refractory micropollutant degradation. However …

Some issues limiting photo (cata) lysis application in water pollutant control: a critical review from chemistry perspectives

L Wang, Q Zhang, B Chen, Y Bu, Y Chen, J Ma… - Water Research, 2020 - Elsevier
For decades, photolysis and photocatalysis have been touted as promising environment-
benign and robust technologies to degrade refractory pollutants from water. However …

UV photolysis of mono-and dichloramine using UV-LEDs as radiation sources: photodecay rates and radical concentrations

R Yin, ER Blatchley III, C Shang - Environmental science & …, 2020 - ACS Publications
UV-LEDs with four characteristic wavelengths (255, 265, 285, and 300 nm) were used to
investigate the wavelength-dependence of the photolysis of two inorganic chloramines …