Critical Review on the Mechanisms of Fe2+ Regeneration in the Electro-Fenton Process: Fundamentals and Boosting Strategies

F Deng, H Olvera-Vargas, M Zhou, S Qiu… - Chemical …, 2023‏ - ACS Publications
This review presents an exhaustive overview on the mechanisms of Fe3+ cathodic reduction
within the context of the electro-Fenton (EF) process. Different strategies developed to …

Critical review of reductant-enhanced peroxide activation processes: Trade-off between accelerated Fe3+/Fe2+ cycle and quenching reactions

H Zhou, H Zhang, Y He, B Huang, C Zhou… - Applied Catalysis B …, 2021‏ - Elsevier
In this review, we systematically summarized the origins, development, basic mechanism
and limits of reductant-enhanced iron-based peroxide activation processes (including H 2 O …

Enhancing iron redox cycling for promoting heterogeneous Fenton performance: A review

C Lai, X Shi, L Li, M Cheng, X Liu, S Liu, B Li… - Science of The Total …, 2021‏ - Elsevier
Conventional water treatment methods are difficult to remove stubborn pollutants emerging
from surface water. Advanced oxidation processes (AOPs) can achieve a higher level of …

Application of inorganic materials as heterogeneous cocatalyst in Fenton/Fenton-like processes for wastewater treatment

Y **ang, H Liu, E Zhu, K Yang, D Yuan, T Jiao… - Separation and …, 2022‏ - Elsevier
Traditional Fenton reaction refers to the activation of H 2 O 2 by Fe 2+ to generate hydroxyl
radicals, but Fe 2+ is easily oxidized to Fe 3+ and the reduction of Fe 2+ is a difficult …

Nitrogen-doped carbon nanotubes enhanced Fenton chemistry: Role of near-free iron (III) for sustainable iron (III)/iron (II) cycles

C Zhou, P Zhou, M Sun, Y Liu, H Zhang, Z **ong… - Water Research, 2022‏ - Elsevier
The sluggish kinetics of Fe (II) recovery strongly impedes the scientific progress of Fenton
reaction (Fe (II)/H 2 O 2) towards practical application. Here, we propose a novel mechanism …

Goethite/biochar-activated peroxymonosulfate enhances tetracycline degradation: Inherent roles of radical and non-radical processes

Y Guo, L Yan, X Li, T Yan, W Song, T Hou… - Science of The Total …, 2021‏ - Elsevier
While biochar supported iron materials have been widely studied in advanced oxidation
processes (AOPs), little is known about the effect and mechanism of goethite/biochar in …

Metal-free black-red phosphorus as an efficient heterogeneous reductant to boost Fe3+/Fe2+ cycle for peroxymonosulfate activation

H Zhou, J Peng, J Li, J You, L Lai, R Liu, Z Ao, G Yao… - Water research, 2021‏ - Elsevier
In this work, a novel metal-free black-red phosphorus (BRP) was prepared from red
phosphorus (RP) and applied in Fe 2+/peroxymonosulfate (PMS) process. Compared with …

CNTs/ferrihydrite as a highly efficient heterogeneous Fenton catalyst for the degradation of bisphenol A: The important role of CNTs in accelerating Fe (III)/Fe (II) …

R Zhu, Y Zhu, H **an, L Yan, H Fu, G Zhu, Y **… - Applied Catalysis B …, 2020‏ - Elsevier
The generation of Fe (II) from Fe (III) is the rate-limiting step in the heterogeneous Fenton
reaction, and accelerating this step is critical for enhancing the reaction efficiency and also …

Enhanced Fe (III)-mediated Fenton oxidation of atrazine in the presence of functionalized multi-walled carbon nanotubes

Z Yang, A Yu, C Shan, G Gao, B Pan - Water research, 2018‏ - Elsevier
In this study we reported that the presence of functionalized multi-walled carbon nanotubes
(FCNT-H) would greatly enhance the degradation of atrazine (ATZ), a model contaminant, in …

Activation of peroxymonosulfate by phenols: Important role of quinone intermediates and involvement of singlet oxygen

Y Zhou, J Jiang, Y Gao, SY Pang, Y Yang, J Ma, J Gu… - Water research, 2017‏ - Elsevier
In this study, the kinetics of reactions of peroxymonosulfate (PMS) with ten model phenols
(including phenol, methylphenols, methoxyphenols, and dihydroxybenzenes) were …