High-Density Single-Atomic Mn–N–C Site in Hierarchical Porous Biochar for Superoxide Radical-Dominated Ozonation

J Wang, X Liu, X You, D Wu, C Ma, N Li, Y Li… - Chemistry of …, 2023 - ACS Publications
In this work, biomass-derived single-atomic (Mn–N–C) materials with hierarchical porous
structures are synthesized through a double-anchoring strategy. Expandable biomass of …

Synergetic Manipulation Mechanism of Single-Atom M–N4 and M–OH (M = Mn, Fe, Co, Ni) Sites for Ozone Activation: Theoretical Prediction and Experimental …

G Yu, J Wang, Z Xu, H Cao, Q Dai… - … Science & Technology, 2024 - ACS Publications
Carbon-based single-atom catalysts (SACs) have been gradually introduced in
heterogeneous catalytic ozonation (HCO), but the interface mechanism of O3 activation on …

Accelerated Catalytic Ozonation in a Mesoporous Carbon-Supported Atomic Fe–N4 Sites Nanoreactor: Confinement Effect and Resistance to Poisoning

W Qu, M Luo, Z Tang, T Zhong, H Zhao… - Environmental …, 2023 - ACS Publications
The design of a micro-/nanoreactor is of great significance for catalytic ozonation, which can
achieve effective mass transfer and expose powerful reaction species. Herein, the …

Occurrence of both hydroxyl radical and surface oxidation pathways in N-doped layered nanocarbons for aqueous catalytic ozonation

Y Wang, L Chen, C Chen, J Xi, H Cao, X Duan… - Applied Catalysis B …, 2019 - Elsevier
Metal-free catalysts such as N-doped nanocarbons are sustainable alternatives to metal-
based catalysts for the degradation of persistent organic pollutants (POPs), but cost-efficient …

Nitrogen-coordinated cobalt embedded in hollow carbon polyhedron for catalytic ozonation of odor CH3SH at ambient temperature

H Wen, W Qu, M Lin, L Zhou, X Guo, P Ma, T Wu… - Chemical Engineering …, 2023 - Elsevier
Metal− organic framework (MOF) derived carbon-based nanocatalysts have received great
attention in environmental remediation applications. Herein, a hollow carbon polyhedron …

Optimization of Carbon‐Defect Engineering to Boost Catalytic Ozonation Efficiency of Single Fe─N4 Coordination Motif

W Qu, Z Tang, H Wen, S Tang, Q Lian, H Zhao, S Tian… - Small, 2024 - Wiley Online Library
Carbon‐defect engineering in single‐atom metal‐nitrogen‐carbon (M─ N─ C) catalysts by
straightforward and robust strategy, enhancing their catalytic activity for volatile organic …

In-situ formation of surface reactive oxygen species on defective sites over N-doped biochar in catalytic ozonation

Y Cheng, B Wang, P Yan, J Shen, J Kang… - Chemical Engineering …, 2023 - Elsevier
Adsorption is the first step of the interface mechanism, but the adsorption behaviors of ozone
(O 3) and pollutants on the catalyst during catalytic ozonation have always been overlooked …

Highly porous α-MnO2 nanorods with enhanced defect accessibility for efficient catalytic ozonation of refractory pollutants

P Li, S Zhan, L Yao, Y Xiong, S Tian - Journal of Hazardous Materials, 2022 - Elsevier
Herein we reported the first example of preparing α-MnO 2 by selective acid etching from Mn-
containing spinel. The defects, facet, and surface area of α-MnO 2 were cooperatively …

Mn–Ce Bicenter of a Dual Single-Atom Catalyst Synergistically Triggers Reactive Oxygen Species Generation for Efficient Ozonation of Emerging Contaminants

C He, Z Zhang, J Wang, C Zhang, S Wang… - ACS ES&T …, 2024 - ACS Publications
The synergistic effect of multiple reactive oxygen species (ROS) facilitates the degradation
and mineralization of recalcitrant contaminants. However, bottlenecks include the rational …

Surface atomic oxygen species mediated the in-situ formation of hydroxyl radicals on Fe3C decorated biochar for enhancing catalytic ozonation

X Zhu, J Shen, J Kang, P Yan, L Yuan, Y Cheng… - Chemical Engineering …, 2023 - Elsevier
Developing highly efficient and anti-interference catalysts was still a challenge for the
practical application of heterogeneous catalytic ozonation (HCO) in water decontamination …