Upcycling biomass waste into Fe single atom catalysts for pollutant control

Xin Li, Kang Hu, Yizhe Huang, Qingqing Gu, Yuwen Chen, Bing Yang, Rongliang Qiu, Wenhao Luo*, Bert M. Weckhuysen, Kai Yan

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Contaminants of heavy metals and antibiotics, which are frequently detected in water, soil and food chains with increasing prevalence in our current society, can cause potential harm to human health and disrupt human ecosystem irreversibly. Herein, we have successfully utilized biomass waste ferns contaminated by iron mines, to fabricate a first-of-its-kind high-performance class of Fe single-atom catalysts (FeSAC) by a facile pyrolysis. The optimal FeSAC-800 shows an excellent efficiency in the fast-photocatalytic degradation of six types of quinolone antibiotics (e.g., norfloxacin, levofloxacin, ciprofloxacin, enrofloxacin, lomefloxacin, flumequine) in 1 h under the simulated natural light irradiation. Based on advanced characterization, a well-defined structure of FeN4, confined in the porous carbon is elaborated for the FeSAC-800. Mechanism of the photodegradation is via a Fenton-like oxidation process whereas the reactive oxygen species play a key role. These findings open a new avenue for efficient, sustainable utilization of biomass waste in pollutant control.

Original languageEnglish
Pages (from-to)282-291
Number of pages10
JournalJournal of Energy Chemistry
Volume69
DOIs
Publication statusPublished - Jun 2022

Bibliographical note

Funding Information:
This work is supported by the Key Realm Research and Development Program of Guangdong Province (2020B0202080001), the CAS Project for Young Scientists in Basic Research (YSBR-022), the Guangdong Basic and Applied Basic Research Foundation (2019B1515120058), the National Natural Science Foundation of China (22078374), the Strategic Priority Research Program of the Chinese Academy of Sciences (XDB36030200), the National Key R&D Program of China (2020YFC1807600), the National Ten Thousand Talent Plan, Key-Area Research and Development Program of Guangdong Province (2019B110209003), and the Hundred Talent Plan (201602) from Sun Yat-sen University for financial support. The authors acknowledge the comments and discussion from Prof. Tao Zhang at Dalian Institute of Chemical Physics, Chinese Academy of Sciences.

Publisher Copyright:
© 2022 Science Press and Dalian Institute of Chemical Physics, Chinese Academy of Sciences

Funding

This work is supported by the Key Realm Research and Development Program of Guangdong Province (2020B0202080001), the CAS Project for Young Scientists in Basic Research (YSBR-022), the Guangdong Basic and Applied Basic Research Foundation (2019B1515120058), the National Natural Science Foundation of China (22078374), the Strategic Priority Research Program of the Chinese Academy of Sciences (XDB36030200), the National Key R&D Program of China (2020YFC1807600), the National Ten Thousand Talent Plan, Key-Area Research and Development Program of Guangdong Province (2019B110209003), and the Hundred Talent Plan (201602) from Sun Yat-sen University for financial support. The authors acknowledge the comments and discussion from Prof. Tao Zhang at Dalian Institute of Chemical Physics, Chinese Academy of Sciences.

FundersFunder number
Key Realm Research and Development Program of Guangdong Province2020B0202080001
CAS Project for Young Scientists in Basic ResearchYSBR-022
Guangdong Basic and Applied Basic Research Foundation2019B1515120058
National Natural Science Foundation of China22078374
Strategic Priority Research Program of the Chinese Academy of SciencesXDB36030200
National Key R&D Program of China2020YFC1807600
National Ten Thousand Talent Plan
Key-Area Research and Development Program of Guangdong Province2019B110209003
Hundred Talent Plan from Sun Yatsen University201602

    Keywords

    • Biomass waste
    • Photocatalysis
    • Quinolone antibiotics
    • Single-atom catalysts
    • Sustainability

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