Articles with "sulfate radicals" as a keyword



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Application of peroxymonosulfate and its activation methods for degradation of environmental organic pollutants: Review

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Published in 2017 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2016.10.064

Abstract: Abstract The degradation of refractory organic compounds to harmless matters is one of the major concerns of environmentalists. Advanced oxidation processes (AOPs) are promising technologies producing the hydroxyl and sulfate radicals for pollutant degradation. Recently,… read more here.

Keywords: pms; degradation; peroxymonosulfate; application ... See more keywords
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Quantum chemical investigations of the decomposition of the peroxydisulfate ion to sulfate radicals

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Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2018.12.145

Abstract: Abstract Decomposition of the peroxydisulfate ion (S2O82−, PS) to sulfate radicals (SO4 −) is a key step in sulfate radical-based advanced oxidation processes (SR-AOPs). In this study, quantum chemical investigations and calculation of activation energy… read more here.

Keywords: decomposition; decomposition peroxydisulfate; quantum chemical; energy ... See more keywords
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Recent advances in biochar-based catalysts: Properties, applications and mechanisms for pollution remediation

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Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.04.071

Abstract: Abstract Biochar (BC) is one of the most remarkable materials for environmental remediation. An increasing number of researchers have attempted to utilize BC as a catalyst to generate reactive oxygen species (ROS) and sulfate radicals.… read more here.

Keywords: advances biochar; remediation; based catalysts; recent advances ... See more keywords
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Evidence of heterogeneous degradation of PFOA by activated persulfate – FeS as adsorber and activator

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Published in 2021 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2021.130102

Abstract: Abstract Perfluorinated alkyl acids, such as perfluorooctanoic acid (PFOA), are extremely persistent water contaminants. Persulfate activation has already been described as a possible strategy for oxidizing PFOA, although the reaction of sulfate radicals with PFOA… read more here.

Keywords: sulfate radicals; water; pfoa; reaction ... See more keywords
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Manganese oxide integrated catalytic ceramic membrane for degradation of organic pollutants using sulfate radicals.

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Published in 2019 at "Water research"

DOI: 10.1016/j.watres.2019.115110

Abstract: Membrane separation and advanced oxidation processes (AOPs) have been respectively demonstrated to be effective for a variety of water and/or wastewater treatments. Innovative integration of membrane with catalytic oxidation is thus expected to be more… read more here.

Keywords: degradation; manganese oxide; ceramic membrane; sulfate radicals ... See more keywords

Kinetics and Transformations of Diverse Dissolved Organic Matter Fractions with Sulfate Radicals.

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Published in 2022 at "Environmental science & technology"

DOI: 10.1021/acs.est.1c08388

Abstract: Dissolved organic matter (DOM) scavenges sulfate radicals (SO4•-), and SO4•--induced DOM transformations influence disinfection byproduct (DBP) formation when chlorination follows advanced oxidation processes (AOPs) used for pollutant destruction during water and wastewater treatment. Competition kinetics… read more here.

Keywords: matter; organic matter; dbp; dissolved organic ... See more keywords
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Magnetic Nanocomposites for the Remote Activation of Sulfate Radicals for the Removal of Rhodamine B

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Published in 2023 at "Nanomaterials"

DOI: 10.3390/nano13071151

Abstract: The widespread presence of numerous organic contaminants in water poses a threat to the ecological environment and human health. Magnetic nanocomposites exposed to an alternating magnetic field (AMF) have a unique ability for magnetically mediated… read more here.

Keywords: activation; magnetic nanocomposites; activation sulfate; magnetic nanocomposite ... See more keywords