Environmental Implications of Hydroxyl Radicals (OH)

S Gligorovski, R Strekowski, S Barbati… - Chemical reviews, 2015 - ACS Publications
The hydroxyl radical (• OH) is one of the most powerful oxidizing agents, able to react
unselectively and instantaneously with the surrounding chemicals, including organic …

Indirect photochemistry in sunlit surface waters: photoinduced production of reactive transient species

D Vione, M Minella, V Maurino… - Chemistry–A European …, 2014 - Wiley Online Library
This paper gives an overview of the main reactive transient species that are produced in
surface waters by sunlight illumination of photoactive molecules (photosensitizers), such as …

The importance of charge-transfer interactions in determining chromophoric dissolved organic matter (CDOM) optical and photochemical properties

CM Sharpless, NV Blough - Environmental Science: Processes & …, 2014 - pubs.rsc.org
Absorption of sunlight by chromophoric dissolved natural organic matter (CDOM) is
environmentally significant because it controls photic zone depth and causes …

Factors affecting the yield of oxidants from the reaction of nanoparticulate zero-valent iron and oxygen

CR Keenan, DL Sedlak - Environmental science & technology, 2008 - ACS Publications
The corrosion of zero-valent iron (Fe0 (s)) by oxygen (O2) can lead to the oxidation of
organic compounds. To gain insight into the reaction mechanism and to assess the nature of …

[HTML][HTML] Potential impacts of climate and anthropogenic-induced changes on DOM dynamics among the major Chinese rivers

SL Li, H Zhang, Y Yi, Y Zhang, Y Qi… - Geography and …, 2023 - Elsevier
Dissolved organic matter (DOM) is closely linked to human activities in drainage basins and
plays a crucial role in maintaining ecosystem functioning and reflecting environmental …

Hydroxyl radicals in natural waters: light/dark mechanisms, changes and scavenging effects

G Zeng, M Shi, M Dai, Q Zhou, H Luo, L Lin… - Science of The Total …, 2023 - Elsevier
Hydroxyl radicals (• OH) are the most active, aggressive and oxidative reactive oxygen
species. In the natural aquatic environment,• OH plays an important role in the …

Using the end-member mixing model to evaluate biogeochemical reactivities of dissolved organic matter (DOM): autochthonous versus allochthonous origins

S Zhang, Y Yin, P Yang, C Yao, S Tian, P Lei, T Jiang… - Water Research, 2023 - Elsevier
Dissolved organic matter (DOM) is an essential component of environmental systems. It
usually originates from two end-members, including allochthonous and autochthonous …

Comparative study of the photodegradation of bisphenol A by HO, SO4− and CO3−/HCO3 radicals in aqueous phase

M Sánchez-Polo, R Ocampo-Pérez… - Science of the total …, 2013 - Elsevier
The aim of this study was to determine the effectiveness of oxidation processes based on UV
radiation (UV, UV/H 2 O 2, UV/K 2 S 2 O 8, and UV/Na 2 CO 3) to remove bisphenol A (BPA) …

Factors controlling the abiotic photo-degradation of monomethylmercury in surface waters

FJ Black, BA Poulin, AR Flegal - Geochimica et Cosmochimica Acta, 2012 - Elsevier
Photo-decomposition is among the most important mechanisms responsible for degrading
monomethylmercury (MMHg) in aquatic systems, but this process is not fully understood. We …

Evidence for dissolved organic matter as the primary source and sink of photochemically produced hydroxyl radical in arctic surface waters

SE Page, JR Logan, RM Cory, K McNeill - … Science: Processes & …, 2014 - pubs.rsc.org
Hydroxyl radical (˙ OH) is an indiscriminate oxidant that reacts at near-diffusion-controlled
rates with organic carbon. Thus, while˙ OH is expected to be an important oxidant of …