Journal ArticleDOI
Peroxydisulfate activation by positively polarized carbocatalyst for enhanced removal of aqueous organic pollutants
Chunyang Nie,Zhenhua Dai,Hong Meng,Xiaoguang Duan,Yanlin Qin,Yanbo Zhou,Zhimin Ao,Shaobin Wang,Taicheng An +8 more
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TLDR
The results suggest that the MWCNT anode/PDS is an efficient and economical metal-free electrochemical oxidative system for organic contaminants remediation and implications of operation parameters including electrode potential, energy cost, pH, etc.About:
This article is published in Water Research.The article was published on 2019-12-01. It has received 128 citations till now. The article focuses on the topics: Anode & Cathode.read more
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Potential Difference Driving Electron Transfer via Defective Carbon Nanotubes toward Selective Oxidation of Organic Micropollutants.
Penghui Shao,Yu Shuiping,Xiaoguang Duan,Liming Yang,Shi Hui,Lin Ding,Jiayu Tian,Lixia Yang,Xubiao Luo,Shaobin Wang +9 more
TL;DR: It is reported that defect-rich carbon nanotubes (CNTs) exhibit a superior activity in activation of peroxymonosulfate (PMS) for O MPs oxidation, and the established CNTs@PMS oxidative system achieves outstanding selectivity and realizes the target-oriented elimination of specific OMPs in complicated aquatic environment.
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Engineered carbon supported single iron atom sites and iron clusters from Fe-rich Enteromorpha for Fenton-like reactions via nonradical pathways
TL;DR: In this paper, the evolution of bio-Fe in Enteromorpha during thermal pyrolysis and the role of the derived Fe-N-C in peroxymonosulfate (PMS) activation and organic degradation was revealed.
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Nonradicals induced degradation of organic pollutants by peroxydisulfate (PDS) and peroxymonosulfate (PMS): Recent advances and perspective
TL;DR: In this review, nonradical pathways and reaction mechanisms for oxidation of various organic pollutants by PDS and peroxymonosulfate are overviewed and nonradical based persulfate activation mechanisms by metal oxides and carbon materials are updated.
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High-efficiency degradation of organic pollutants with Fe, N co-doped biochar catalysts via persulfate activation.
TL;DR: The radical quenching studies, electron paramagnetic resonance (EPR) measurements, and electrochemical analyses verified that the mechanism of AO7 degradation in the Fe-N-BC/PS system included both radical and non-radical pathways involving the generation of OH, SO4-, O2-, 1O2, and electron transfer.
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Novel lignin-based single atom catalysts as peroxymonosulfate activator for pollutants degradation: Role of single cobalt and electron transfer pathway
TL;DR: In this paper, a facile one-pot pyrolytic strategy was employed to fabricate a nitrogen coordinated Co single-atom catalyst (SA Co-N/C catalyst) by using lignin as carbon sources.
References
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Critical Review of rate constants for reactions of hydrated electrons, hydrogen atoms and hydroxyl radicals (⋅OH/⋅O− in Aqueous Solution
TL;DR: In this article, the rate constants for over 3500 reaction are tabulated, including reaction with molecules, ions and other radicals derived from inorganic and organic solutes, and the corresponding radical anions, ⋅O− and eaq−, have been critically pulse radiolysis, flash photolysis and other methods.
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Carbon Nanotubes--the Route Toward Applications
TL;DR: Many potential applications have been proposed for carbon nanotubes, including conductive and high-strength composites; energy storage and energy conversion devices; sensors; field emission displays and radiation sources; hydrogen storage media; and nanometer-sized semiconductor devices, probes, and interconnects.
Journal Article
Critical review of rate condtants for reaction of hydrated electrons, hydrogen atoms and hydroxyl radicals in aqueous solution
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Evaluation of advanced oxidation processes for water and wastewater treatment - A critical review.
TL;DR: Recommendations regarding the use of the EEO concept, including the upscaling of laboratory results, were derived from an extensive analysis of studies reported in the peer-reviewed literature enabling a critical comparison of various established and emerging AOPs based on electrical energy per order (EEO) values.
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Review on the science and technology of water desalination by capacitive deionization
TL;DR: Capacitive deionization (CDI) as mentioned in this paper is a promising technology for energy-efficient water desalination using porous carbon electrodes, which is made of porous carbons optimized for salt storage capacity and ion and electron transport.