Redox property of coordinated iron ion enables activation of O2 via in-situ generated H2O2 and additionally added H2O2 in EDTA-chelated Fenton reaction

Y Gao, P Wang, Y Chu, F Kang, Y Cheng, E Repo… - Water Research, 2024 - Elsevier
The Fenton system was a generation system of reactive oxygen species via the chain
reactions, which employed H 2 O 2 and O 2 as radical precursors and Fe 2+/Fe 3+ as …

Ozone meets peroxides: A symphony of hybrid techniques in wastewater treatment

F Chen, YS Zhang, CW Bai, XT Huang, YJ Sun… - Chemical Engineering …, 2024 - Elsevier
Abstract Ozone (O 3), with its robust oxidation capability and eco-compatibility, boasts an
oxidation potential of 2.07 eV, enhancing water purification and playing a key role in …

[HTML][HTML] Electronic structure modulation of iron sites with fluorine coordination enables ultra-effective H2O2 activation

D Yu, L Xu, K Fu, X Liu, S Wang, M Wu, W Lu… - Nature …, 2024 - nature.com
Electronic structure modulation of active sites is critical important in Fenton catalysis as it
offers a promising strategy for boosting H2O2 activation. However, efficient generation of …

Precisely constructing orbital coupling-modulated iron dinuclear site for enhanced catalytic ozonation performance

W Qu, Z Tang, S Tang, T Zhong… - Proceedings of the …, 2024 - National Acad Sciences
The advancement of atomically precise dinuclear heterogeneous catalysts holds great
potential in achieving efficient catalytic ozonation performance and contributes to the …

Enhanced heterogeneous Fenton catalysis by carbon nanotube-loaded Mn doped FeS2 catalysts for pollutant degradation: Co-enhancement effect of Fe-S-Mn and Fe …

W Li, Q Zhu, X Yin, Z Gao, K Wei, S Liu, X Zhang… - Separation and …, 2024 - Elsevier
Abstract Recently, pyrite (FeS 2) has been discovered as a promising heterogeneous
Fenton catalyst due to the excellent generation of Fe (II). However, the limited inherent …

Unraveling the role of Co (II)-phosphate complex in trace Co (II) activated peroxymonosulfate process for water decontamination with phosphate surrounding

C Cheng, M Xiong, L Ding, Y Peng, B Wen… - Applied Catalysis B …, 2024 - Elsevier
The evolution and role of Co (II)-phosphate complex in pH-dependent peroxymonosulfate
(PMS) activation by trace Co (II) for phosphate-contained water decontamination was …

Complete removal of N-nitrosamines using in-situ constructed sequential microreactors: Synergies of catalysis-adsorption between N-nitrosamines and their …

Z Liu, Y Meng, Y Wang, Z Zhang, Z Yin, Y Dai… - Applied Catalysis B …, 2024 - Elsevier
The removal of N-nitrosamines from water faces the challenges of their difficult adsorption,
and incomplete mineralization of degradation products. Herein, we report a new strategy by …

Unravelling structural features of small molecules for photochemical transformation of environmental contaminants

H Zheng, G Zhang, C Zhang, S Zhang - Water Research, 2024 - Elsevier
Small molecules, including natural metabolites, organic matter decomposition products, and
engineered oxidation byproducts, are widespread in aquatic environment. However, the …

High-efficient M-NC Single-atom Catalysts for Catalytic Ozonation in Water Purification: Performance and Mechanisms

G Ye, Z Zhou, Z Zhao, Y Zong, Z Chen, Z Lei… - Journal of Hazardous …, 2024 - Elsevier
Heterogeneous catalytic ozonation (HCO) holds promise in water purification but suffers
from limited accessible metal sites, metal leaching, and unclear structure-activity …

Trace Ce (III) boosted acidic peroxone (O3/H2O2) process for efficient water treatment: Essential role of oxalic acid complexation

J Zhang, D Gong, Z Cheng, C Shan - Separation and Purification …, 2024 - Elsevier
Abstract The peroxone (O 3/H 2 O 2) process has long suffered from inefficient performance
for water decontamination at acidic pHs. Herein, we find the evident capability of trace Ce …