Reactive high-valent iron intermediates in enhancing treatment of water by ferrate

VK Sharma, M Feng, DD Dionysiou… - Environmental …, 2021 - ACS Publications
Efforts are being made to tune the reactivity of the tetraoxy anion of iron in the+ 6 oxidation
state (FeVIO42–), commonly called ferrate, to further enhance its applications in various …

Degradation of organic contaminants by reactive iron/manganese species: progress and challenges

B Shao, H Dong, G Zhou, J Ma, VK Sharma, X Guan - Water Research, 2022 - Elsevier
Abstract Many iron (II, III, VI)-and manganese (II, IV, VII)-based oxidation processes can
generate reactive iron/manganese species (RFeS/RMnS, ie, Fe (IV)/Fe (V) and Mn (III)/Mn …

Sustainable Fe (III)/Fe (II) cycles triggered by co-catalyst of weak electrical current in Fe (III)/peroxymonosulfate system: Collaboration of radical and non-radical …

X Long, Z **ong, R Huang, Y Yu, P Zhou… - Applied Catalysis B …, 2022 - Elsevier
Herein, an electrochemical (EC) system was applied as “co-catalyst” to enhance the
activation of peroxymonosulfate (EC/Fe (III)/PMS) for efficient Sulfamethoxazole (SMX) …

Coupled surface-confinement effect and pore engineering in a single-Fe-atom catalyst for ultrafast Fenton-like reaction with high-valent iron-oxo complex oxidation

B Huang, Z Wu, X Wang, X Song, H Zhou… - Environmental …, 2023 - ACS Publications
The nanoconfinement effect in Fenton-like reactions shows great potential in environmental
remediation, but the construction of confinement structure and the corresponding …

Ferrate (VI)/periodate system: synergistic and rapid oxidation of micropollutants via periodate/iodate-modulated Fe (IV)/Fe (V) intermediates

L Niu, J Lin, W Chen, Q Zhang, X Yu… - … Science & Technology, 2023 - ACS Publications
The presence of organic micropollutants in water sources worldwide has created a need for
the development of effective and selective oxidation methods in complex water matrices …

Electron transfer enhancing the Mn (II)/Mn (III) cycle in MnO/CN towards catalytic ozonation of atrazine via a synergistic effect between MnO and CN

D Wang, Y He, Y Chen, F Yang, Z He, T Zeng, X Lu… - Water Research, 2023 - Elsevier
In this study, manganese oxide (MnO) dispersed on CN (Mn-nCN) was fabricated as a
catalyst in heterogeneous catalytic ozonation (HCO), achieving excellent catalytic …

Selective elimination of sulfonamide antibiotics upon periodate/catechol process: Dominance of quinone intermediates

S Yang, Y Shi, X Wang, Y Liu, Y Ren, W Li, H Zhang… - Water Research, 2023 - Elsevier
Natural organic matter, specifically ortho-quinones organics among them, was considered
can participate in the transformation of sulfonamide antibiotics (SAs). Herein, based on …

Atomic cation-vacancy modulated peroxymonosulfate nonradical oxidation of sulfamethoxazole via high-valent iron-oxo species

X Zhou, R Yin, J Kang, Z Li, Y Pan, J Bai, AJ Li… - Applied Catalysis B …, 2023 - Elsevier
The formation of high-valent active species during peroxymonosulfate (PMS) activation has
attracted great interest. However, how to rapidly generate high-valent active species during …

pH-Driven efficacy of the ferrate (VI)–peracetic acid system in swift sulfonamide antibiotic degradation: a deep dive into active species evolution and mechanistic …

XJ Chen, CW Bai, YJ Sun, XT Huang… - Environmental …, 2023 - ACS Publications
In the realm of wastewater treatment, the power of ferrate (Fe (VI)) and peracetic acid (PAA)
as oxidants stands out. But their combined might is where the enhancement truly lies. Their …

Enhanced oxidation of fluoroquinolones by visible light-induced peroxydisulfate: The significance of excited triplet state species

A Wang, P Zhou, D Tian, H Zhang, Z **ong, Y Du… - Applied Catalysis B …, 2022 - Elsevier
Recently, catalyst-free activation of peroxydisulfate (PDS) via visible light has been
extensively investigated. However, the intrinsic relationship between the activation of PDS …