Bisulfite activated permanganate for oxidative water decontamination

C Guan, Q Guo, Z Wang, X Wei, B Han, X Luo, H Pan… - Water Research, 2022 - Elsevier
Recently, bisulfite-activated permanganate (MnO 4−; Mn (VII)) process has attracted
considerable attention as a novel class of advanced oxidation technology for destruction of …

Insights into the electron-transfer mechanism of permanganate activation by graphite for enhanced oxidation of sulfamethoxazole

J Peng, P Zhou, H Zhou, W Liu, H Zhang… - Environmental …, 2021 - ACS Publications
Many reagents as electron sacrificers have been recently investigated to induce
decomposition of permanganate (KMnO4) to produce highly reactive intermediate Mn …

Catalyst-free activation of permanganate under visible light irradiation for sulfamethazine degradation: experiments and theoretical calculation

C Zhang, S Tian, F Qin, Y Yu, D Huang, A Duan… - Water Research, 2021 - Elsevier
In this study, visible light (VL) was adopted for permanganate (PM) activation without
additional catalyst, where sulfamethazine (SMT) was selected as the probe compound …

Sulfite activation by glucose-derived carbon catalysts for As (III) oxidation: the role of ketonic functional groups and conductivity

Y Zhang, W Yang, K Zhang, A Kumaravel… - … Science & Technology, 2021 - ACS Publications
In this study, a series of glucose-derived carbon catalysts were developed and applied for
the activation of sulfite for the oxidation of As (III). The process of sulfite activation with the …

Oxidants-assisted sand filter to enhance the simultaneous removals of manganese, iron and ammonia from groundwater: formation of active MnOx and involved …

H Yang, X Tang, X Luo, G Li, H Liang… - Journal of Hazardous …, 2021 - Elsevier
Oxidants are routinely employed to remove manganese from groundwater deeply, but the
conversion pathway of manganese in the process still needed to be explored. In this study …

Crucial roles of oxygen and superoxide radical in bisulfite-activated persulfate oxidation of bisphenol AF: Mechanisms, kinetics and DFT studies

J Wang, C Wang, H Guo, T Ye, Y Liu, X Cheng… - Journal of hazardous …, 2020 - Elsevier
Though natural reducing agents have been demonstrated as desirable catalysts for
environmental remediation, the mechanism of catalytic activation of persulfate (PS) by …

Trivalent manganese in dissolved forms: occurrence, speciation, reactivity and environmental geochemical impact

X Wang, MR Jones, Z Pan, X Lu, Y Deng, M Zhu… - Water Research, 2024 - Elsevier
The cycling processes of elemental manganese (Mn), including the redox reactions of
dissolved Mn (III)(dMn (III)), directly and indirectly influences the biogeochemical processes …

Chlorate induced false reduction in chemical oxygen demand (COD) based on standard dichromate method: Countermeasure and mechanism

H Xiao, W Yan, Z Zhao, Y Tang, Y Li, Q Yang, S Luo… - Water Research, 2022 - Elsevier
Deliberate addition of mildly oxidative chlorate (ClO 3−), so-called “chemical oxygen
demand (COD) remover”, into wastewater in China or electrochemical production of ClO 3 …

Three-dimensional graphene anchored nZVI hybrid MnO2 as a dissolved oxygen activated Fenton-like catalyst for efficient mineralization of oxytetracycline

Y Yang, H Shen, L Xu - Chemical Engineering Journal, 2023 - Elsevier
This work is dedicated to achieving the high mineralization efficiency of oxytetracycline
(OTC) in a dissolved oxygen (DO) activated Fenton-like system by constructing a catalyst …

S modified manganese oxide for high efficiency of peroxydisulfate activation: Critical role of S and mechanism

Q Zhang, J Wang, Z Wei, Y Li, W Li, X Yang, X Wu - Chemosphere, 2023 - Elsevier
Mn 2 O 3 as a typical Mn based semiconductor has attracted growing attention due to its
peculiar 3d electron structure and stability, and the multi-valence Mn on the surface is the …