Merits and limitations of radical vs. nonradical pathways in persulfate-based advanced oxidation processes

Y Yan, Z Wei, X Duan, M Long, R Spinney… - Environmental …, 2023 - ACS Publications
Urbanization and industrialization have exerted significant adverse effects on water quality,
resulting in a growing need for reliable and eco-friendly treatment technologies. Persulfate …

Origins of electron-transfer regime in persulfate-based nonradical oxidation processes

W Ren, C Cheng, P Shao, X Luo, H Zhang… - Environmental …, 2021 - ACS Publications
Persulfate-based nonradical oxidation processes (PS-NOPs) are appealing in wastewater
purification due to their high efficiency and selectivity for removing trace organic …

Simultaneous nanocatalytic surface activation of pollutants and oxidants for highly efficient water decontamination

YJ Zhang, GX Huang, LR Winter, JJ Chen… - Nature …, 2022 - nature.com
Removal of organic micropollutants from water through advanced oxidation processes
(AOPs) is hampered by the excessive input of energy and/or chemicals as well as the large …

Unveiling the Origins of Selective Oxidation in Single-Atom Catalysis via Co–N4–C Intensified Radical and Nonradical Pathways

M Yang, Z Hou, X Zhang, B Gao, Y Li… - Environmental …, 2022 - ACS Publications
Single-atom catalysts (SACs)-based peroxymonosulfate (PMS) systems are highly selective
to the type of organic pollutants while the mechanisms remain ambiguous. In this work, we …

The debatable role of singlet oxygen in persulfate-based advanced oxidation processes

L Wang, K Xiao, H Zhao - Water Research, 2023 - Elsevier
Abstract Singlet oxygen (1 O 2) attracts much attention in persulfate-based advanced
oxidation processes (PS-AOPs), because of its wide pH tolerance and high selectivity …

Cobalt single atoms anchored on oxygen‐doped tubular carbon nitride for efficient peroxymonosulfate activation: simultaneous coordination structure and morphology …

Z Wang, E Almatrafi, H Wang, H Qin… - Angewandte …, 2022 - Wiley Online Library
Simultaneous regulation of the coordination environment of single‐atom catalysts (SACs)
and engineering architectures with efficient exposed active sites are efficient strategies for …

A site distance effect induced by reactant molecule matchup in single‐atom catalysts for Fenton‐like reactions

B Wang, C Cheng, M Jin, J He, H Zhang… - Angewandte …, 2022 - Wiley Online Library
Understanding the site interaction nature of single‐atom catalysts (SACs), especially
densely populated SACs, is vital for their application to various catalytic reactions. Herein …

Almost 100% electron transfer regime over Fe− Co dual-atom catalyst toward pollutants removal: Regulation of peroxymonosulfate adsorption mode

F Wang, Y Gao, H Fu, SS Liu, Y Wei, P Wang… - Applied Catalysis B …, 2023 - Elsevier
Fe− Co dual-atom catalyst (FeCo− DAC) with FeCo− N 6 moiety anchored in the carbon
skeleton is fabricated to achieve a nearly 100% electron-transfer process (ETP) for high …

Identification of Fenton-like active Cu sites by heteroatom modulation of electronic density

X Zhou, MK Ke, GX Huang, C Chen… - Proceedings of the …, 2022 - National Acad Sciences
Developing heterogeneous catalysts with atomically dispersed active sites is vital to boost
peroxymonosulfate (PMS) activation for Fenton-like activity, but how to controllably adjust …

Generation of FeIV=O and its Contribution to Fenton‐Like Reactions on a Single‐Atom Iron−N−C Catalyst

C Cheng, W Ren, F Miao, X Chen… - Angewandte Chemie …, 2023 - Wiley Online Library
Generating FeIV= O on single‐atom catalysts by Fenton‐like reaction has been established
for water treatment; however, the FeIV= O generation pathway and oxidation behavior …