Multiple roles of dissolved organic matter in advanced oxidation processes

X Yang, FL Rosario-Ortiz, Y Lei, Y Pan… - Environmental …, 2022 - ACS Publications
Advanced oxidation processes (AOPs) can degrade a wide range of trace organic
contaminants (TrOCs) to improve the quality of potable water or discharged wastewater …

Singlet oxygen quantum yields in environmental waters

R Ossola, OM Jönsson, K Moor, K McNeill - Chemical Reviews, 2021 - ACS Publications
Singlet oxygen (1O2) is a reactive oxygen species produced in sunlit waters via energy
transfer from the triplet states of natural sensitizers. There has been an increasing interest in …

Non-radical activation of peracetic acid by powdered activated carbon for the degradation of sulfamethoxazole

Z Wang, Z Chen, Q Li, J Wang, L Cao… - Environmental …, 2023 - ACS Publications
Environmental-friendly and low-cost catalysts for peracetic acid (PAA) activation are vital to
promote their application for micropollutant degradation in water. In this study, powdered …

Carbonized polyaniline activated peroxymonosulfate (PMS) for phenol degradation: Role of PMS adsorption and singlet oxygen generation

S Liu, Z Zhang, F Huang, Y Liu, L Feng, J Jiang… - Applied Catalysis B …, 2021 - Elsevier
N-doped carbonaceous materials are promising efficient catalysts for peroxymonosulfate
(PMS) activation. In this study, the high-efficient N-doped carbon materials were prepared by …

Catalytic removal of aqueous contaminants on N-doped graphitic biochars: inherent roles of adsorption and nonradical mechanisms

S Zhu, X Huang, F Ma, L Wang, X Duan… - … science & technology, 2018 - ACS Publications
Environmentally friendly and low-cost catalysts are important for the rapid mineralization of
organic contaminants in powerful advanced oxidation processes (AOPs). In this study, we …

Photodegradation of organic micropollutants in aquatic environment: Importance, factors and processes

Z Guo, D Kodikara, LS Albi, Y Hatano, G Chen… - Water Research, 2023 - Elsevier
Photochemical reactions widely occur in the aquatic environment and play fundamental
roles in aquatic ecosystems. In particular, solar-induced photodegradation is efficient for …

Triplet state dissolved organic matter in aquatic photochemistry: reaction mechanisms, substrate scope, and photophysical properties

K McNeill, S Canonica - Environmental Science: Processes & Impacts, 2016 - pubs.rsc.org
Excited triplet states of chromophoric dissolved organic matter (3CDOM*) play a major role
among the reactive intermediates produced upon absorption of sunlight by surface waters …

Removal of 2-MIB and geosmin using UV/persulfate: contributions of hydroxyl and sulfate radicals

P **e, J Ma, W Liu, J Zou, S Yue, X Li, MR Wiesner… - Water research, 2015 - Elsevier
methylisoborneol (2-MIB) and geosmin are two odor-causing compounds that are difficult to
remove and the cause of many consumer complaints. In this study, we assessed the …

Environmental and agricultural relevance of humic fractions extracted by alkali from soils and natural waters

DC Olk, PR Bloom, EM Perdue… - Journal of …, 2019 - Wiley Online Library
To study the structure and function of soil organic matter, soil scientists have performed
alkali extractions for soil humic acid (HA) and fulvic acid (FA) fractions for more than 200 …

Sunlight-mediated inactivation of health-relevant microorganisms in water: a review of mechanisms and modeling approaches

KL Nelson, AB Boehm, RJ Davies-Colley… - … Science: Processes & …, 2018 - pubs.rsc.org
Health-relevant microorganisms present in natural surface waters and engineered treatment
systems that are exposed to sunlight can be inactivated by a complex set of interacting …