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Peroxymonosulfate activation by iron-cluster-modified Mn single atom catalyst for ciprofloxacin removal: Non-radical pathway dominated by 1O2 and high-valent metal–oxygen species

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成果类型:
期刊论文
作者:
Xiong, Ying;Zhou, Yanting;Liu, Yuanyuan;Zhou, Xin;Du, Zhijian;...
通讯作者:
Liu, YY;Wang, JJ
作者机构:
[Du, Zhijian; Xiong, Ying; Zhou, Yanting; Men, Ruxin] Changsha Univ Sci & Technol, Sch Hydraul & Environm Engn, Changsha 410114, Peoples R China.
[Xiong, Ying; Liu, Yuanyuan] Changsha Univ Sci & Technol, Sch Architecture, Changsha 410114, Peoples R China.
[Xiong, Ying; Liu, Yuanyuan] Changsha Univ Sci & Technol, Res Ctr Human Settlements & Land Spatial Planning, Changsha 410076, Peoples R China.
[Wang, Jiajia; Zhou, Xin] Hunan Univ, Coll Environm Sci & Engn, Changsha 410082, Peoples R China.
通讯机构:
[Wang, JJ ] H
[Liu, YY ] C
Changsha Univ Sci & Technol, Sch Architecture, Changsha 410114, Peoples R China.
Changsha Univ Sci & Technol, Res Ctr Human Settlements & Land Spatial Planning, Changsha 410076, Peoples R China.
Hunan Univ, Coll Environm Sci & Engn, Changsha 410082, Peoples R China.
语种:
英文
关键词:
Single-atom catalysts;Peroxymonosulfate;Antibiotic contamination;Singlet oxygen;High-value metal-oxygen specie
期刊:
Separation and Purification Technology
ISSN:
1383-5866
年:
2025
卷:
366
页码:
132730
基金类别:
CRediT authorship contribution statement Ying Xiong: Conceptualization, acquisition, Supervision, Writing – original draft. Yanting Zhou: Conceptualization, Data curation, Formal analysis, Writing – original draft. Yuanyuan Liu: Conceptualization, Methodology, Supervision, Writing – review & editing. Xin Zhou: Conceptualization, Methodology, Validation. Zhijian Du: Investigation, Validation. Ruxin Men: Investigation, Validation. Jiajia Wang: Conceptualization, Supervision, Validation, Writing – original draft.
机构署名:
本校为第一且通讯机构
院系归属:
建筑学院
摘要:
Atomic clusters have been recognized for boosting interactions with single-atom sites and activating peroxymonosulfate (PMS) to degrade pollutants. However, research on the synergies between different metals in these clusters and their impact on enhancing single-atom activity remains limited. This paper introduces an iron-cluster-modified manganese single-atom catalyst (FeMn ac -NC) exhibiting exceptional catalytic activity. At low doses of the catalyst (FeMn ac -NC, 0.05 g/L) and the oxidant (PMS, 0.2 g/L), the FeMn ac -NC/PMS system recorded ...

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