Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and Challenges

Recently, single-atom catalysts (SACs) have attracted wide attention in the field of environmental engineering. Compared with their nanoparticle counterparts, SACs possess high atomic efficiency, unique catalytic activity, and selectivity. This review summarizes recent studies on the environmental r...

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Main Authors: Zhe Li, Rongrong Hong, Zhuoyi Zhang, Haiqiang Wang, Xuanhao Wu, Zhongbiao Wu
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/28/9/3865
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author Zhe Li
Rongrong Hong
Zhuoyi Zhang
Haiqiang Wang
Xuanhao Wu
Zhongbiao Wu
author_facet Zhe Li
Rongrong Hong
Zhuoyi Zhang
Haiqiang Wang
Xuanhao Wu
Zhongbiao Wu
author_sort Zhe Li
collection DOAJ
description Recently, single-atom catalysts (SACs) have attracted wide attention in the field of environmental engineering. Compared with their nanoparticle counterparts, SACs possess high atomic efficiency, unique catalytic activity, and selectivity. This review summarizes recent studies on the environmental remediation applications of SACs in (1) gaseous: volatile organic compounds (VOCs) treatment, NO<sub>x</sub> reduction, CO<sub>2</sub> reduction, and CO oxidation; (2) aqueous: Fenton-like advanced oxidation processes (AOPs), hydrodehalogenation, and nitrate/nitrite reduction. We present the treatment activities and reaction mechanisms of various SACs and propose challenges and future opportunities. We believe that this review will provide constructive inspiration and direction for future SAC research in environmental engineering.
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spelling doaj.art-07e4db47560e45fe82ffc377b63f2b802023-11-17T23:24:30ZengMDPI AGMolecules1420-30492023-05-01289386510.3390/molecules28093865Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and ChallengesZhe Li0Rongrong Hong1Zhuoyi Zhang2Haiqiang Wang3Xuanhao Wu4Zhongbiao Wu5Department of Environmental Engineering, Zhejiang University, Hangzhou 310058, ChinaDepartment of Environmental Engineering, Zhejiang University, Hangzhou 310058, ChinaDepartment of Environmental Engineering, Zhejiang University, Hangzhou 310058, ChinaDepartment of Environmental Engineering, Zhejiang University, Hangzhou 310058, ChinaDepartment of Environmental Engineering, Zhejiang University, Hangzhou 310058, ChinaDepartment of Environmental Engineering, Zhejiang University, Hangzhou 310058, ChinaRecently, single-atom catalysts (SACs) have attracted wide attention in the field of environmental engineering. Compared with their nanoparticle counterparts, SACs possess high atomic efficiency, unique catalytic activity, and selectivity. This review summarizes recent studies on the environmental remediation applications of SACs in (1) gaseous: volatile organic compounds (VOCs) treatment, NO<sub>x</sub> reduction, CO<sub>2</sub> reduction, and CO oxidation; (2) aqueous: Fenton-like advanced oxidation processes (AOPs), hydrodehalogenation, and nitrate/nitrite reduction. We present the treatment activities and reaction mechanisms of various SACs and propose challenges and future opportunities. We believe that this review will provide constructive inspiration and direction for future SAC research in environmental engineering.https://www.mdpi.com/1420-3049/28/9/3865single-atom catalystsVOCs treatmentNO<sub>x</sub> reductionCO<sub>2</sub> reductionCO oxidationfenton-like processes
spellingShingle Zhe Li
Rongrong Hong
Zhuoyi Zhang
Haiqiang Wang
Xuanhao Wu
Zhongbiao Wu
Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and Challenges
Molecules
single-atom catalysts
VOCs treatment
NO<sub>x</sub> reduction
CO<sub>2</sub> reduction
CO oxidation
fenton-like processes
title Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and Challenges
title_full Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and Challenges
title_fullStr Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and Challenges
title_full_unstemmed Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and Challenges
title_short Single-Atom Catalysts in Environmental Engineering: Progress, Outlook and Challenges
title_sort single atom catalysts in environmental engineering progress outlook and challenges
topic single-atom catalysts
VOCs treatment
NO<sub>x</sub> reduction
CO<sub>2</sub> reduction
CO oxidation
fenton-like processes
url https://www.mdpi.com/1420-3049/28/9/3865
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