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 …

Advanced oxidation processes for water purification using percarbonate: Insights into oxidation mechanisms, challenges, and enhancing strategies

Y Li, H Dong, J Xiao, L Li, D Chu, X Hou… - Journal of Hazardous …, 2023 - Elsevier
Percarbonate (SPC) has drawn considerable attention due to its merits in the safety of
handling and transport, stability, and price as well as environmental friendliness, which has …

Different reaction mechanisms of SO4•− and• OH with organic compound interpreted at molecular orbital level in Co (II)/peroxymonosulfate catalytic activation system

H Zhang, C Xie, L Chen, J Duan, F Li, W Liu - Water Research, 2023 - Elsevier
Hydroxyl radical (• OH) and sulfate radical (SO 4•−) produced in advanced oxidation
processes (AOPs) have been widely studied for organic contaminants degradation …

[HTML][HTML] Single-atom co sites confined in layered double hydroxide for selective generation of surface-bound radicals via peroxymonosulfate activation

C Chen, M Yan, Y Li, Y Hu, J Chen, S Wang… - Applied Catalysis B …, 2024 - Elsevier
Selective production of specific radical species with prolonged lifetime is challenging in
advanced oxidation process. Herein, we constructed single-atom Co (SA-Co) catalytic sites …

Origin of the Excellent Activity and Selectivity of a Single-Atom Copper Catalyst with Unsaturated Cu-N2 Sites via Peroxydisulfate Activation: Cu(III) as a Dominant …

F Li, Z Lu, T Li, P Zhang, C Hu - Environmental Science & …, 2022 - ACS Publications
As an efficient active oxidant for the selective degradation of pollutants in wastewater, the
high-valent copper species Cu (III) with persulfate activation has attracted substantial …

Highly Efficient FeIII‐initiated Self‐cycled Fenton System in Piezo‐catalytic Process for Organic Pollutants Degradation

J Xu, Q Zhang, X Gao, P Wang, H Che… - Angewandte …, 2023 - Wiley Online Library
Piezo‐catalytic self‐Fenton (PSF) system has been emerging as a promising technique for
wastewater treatment, while the competing O2 reductive hydrogen peroxide (H2O2) …

Thermodynamic and kinetic behaviors of persulfate-based electron-transfer regime in carbocatalysis

Y Peng, Q Zhang, W Ren, X Duan, L Ding… - Environmental …, 2023 - ACS Publications
A carbon-based advanced oxidation process is featured for the nonradical electron-transfer
pathway (ETP) from electron-donating organic compounds to activated persulfate …

Strategies based on electron donors to accelerate Fe (III)/Fe (II) cycle in Fenton or Fenton-like processes

Z Wang, Y Du, P Zhou, Z Xiong, C He, Y Liu… - Chemical Engineering …, 2023 - Elsevier
Low Fe (II) generation is the key limitation for Fenton process, the solution is to provide
electrons to accelerate Fe (III) reduction. Many technologies were currently developed to …

Revealing the Generation of High-Valent Cobalt Species and Chlorine Dioxide in the Co3O4-Activated Chlorite Process: Insight into the Proton Enhancement Effect

R Su, N Li, Z Liu, X Song, W Liu, B Gao… - Environmental …, 2023 - ACS Publications
A Co3O4-activated chlorite (Co3O4/chlorite) process was developed to enable the
simultaneous generation of high-valent cobalt species [Co (IV)] and ClO2 for efficient …

Designing hierarchically porous zero-valent iron via 3D printing to degrade organic pollutants by activating peroxymonosulfate using high-valent iron-oxo species

S Guo, M Chen, Y Wei, L You, C Cai, Q Wei… - Chemical Engineering …, 2023 - Elsevier
Zero-valent iron (ZVI) has emerged as an efficient catalyst for facilitating the decomposition
of organic pollutants. However, practical applications of ZVI remain limited owing to its …