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 …

Influences and mechanisms of phosphate ions onto persulfate activation and organic degradation in water treatment: A review

N Li, Y Wang, X Cheng, H Dai, B Yan, G Chen, S Wang - Water Research, 2022 - Elsevier
Currently, various strategies have been applied to activate persulfate (PS) for contaminant
removal from water. However, the background phosphate ions in water affect PS activation …

Activation of peroxymonosulfate via mediated electron transfer mechanism on single-atom Fe catalyst for effective organic pollutants removal

P Duan, J Pan, W Du, Q Yue, B Gao, X Xu - Applied Catalysis B …, 2021 - Elsevier
Cheap and abundant Fe based catalysts in advanced oxidation progresses (AOPs) usually
exhibit radicals or high-valent Fe species (HV-Fe) dominated activation mechanism. In this …

Nonradicals induced degradation of organic pollutants by peroxydisulfate (PDS) and peroxymonosulfate (PMS): Recent advances and perspective

Y Ding, X Wang, L Fu, X Peng, C Pan, Q Mao… - Science of the Total …, 2021 - Elsevier
Nonradical persulfate oxidation processes have emerged as a new wastewater treatment
method due to production of mild nonradical oxidants, selective oxidation of organic …

One-pot thermal polymerization route to prepare N-deficient modified g-C3N4 for the degradation of tetracycline by the synergistic effect of photocatalysis and …

H Sun, F Guo, J Pan, W Huang, K Wang… - Chemical Engineering …, 2021 - Elsevier
Abstract N-deficient gC 3 N 4 (CN x) photocatalyst was synthesized via a simple one-step
thermal polymerization of urea and oxamide for the degradation of tetracycline (TC) under …

Effect of phosphate on peroxymonosulfate activation: Accelerating generation of sulfate radical and underlying mechanism

P Duan, X Liu, B Liu, M Akram, Y Li, J Pan… - Applied Catalysis B …, 2021 - Elsevier
Abstract Effect of phosphate on pollutant removal was widely investigated in various
peroxumonosulfate-based advanced oxidation processes (AOPs) but the role of phosphate …

Catalyst‐free photochemical activation of peroxymonosulfate in xanthene‐rich systems for fenton‐like synergistic decontamination: efficacy of proton transfer process

F Qin, E Almatrafi, C Zhang, D Huang… - Angewandte …, 2023 - Wiley Online Library
Catalyst‐free visible light assisted Fenton‐like catalysis offers opportunities to achieve the
sustainable water decontamination, but the synergistic decontamination mechanisms are …

Sulfate saturated biosorbent-derived Co-S@ NC nanoarchitecture as an efficient catalyst for peroxymonosulfate activation

W Du, Q Zhang, Y Shang, W Wang, Q Li, Q Yue… - Applied Catalysis B …, 2020 - Elsevier
Using sulfate saturated bio-sorbent and cobalt (II) acetate as precursors, the homogeneous
assembly of S-Co 3 O 4 in nitrogen doped carbon martix (Co-S@ NC) was obtained for the …

Generation mechanism of singlet oxygen from the interaction of peroxymonosulfate and chloride in aqueous systems

A Wang, BZ Zhu, CH Huang, WX Zhang, M Wang, X Li… - Water Research, 2023 - Elsevier
Abstract Peroxymonosulfate (PMS, HSO 5−) is a widely-used disinfectant and oxidant in
environmental remediation. It was deemed that PMS reacted with chloride (Cl−) to form free …

Visible-light activation of persulfate by TiO2/g-C3N4 photocatalyst toward efficient degradation of micropollutants

X Du, X Bai, L Xu, L Yang, P Jin - Chemical Engineering Journal, 2020 - Elsevier
Abstract A novel TiO 2/gC 3 N 4-PS system was proposed, in which a TiO 2/gC 3 N 4
heterojunction was used to activate persulfate (PS) to enhance pollutant photodegradation …