[HTML][HTML] Tailoring single-atom FeN4 moieties as a robust heterogeneous catalyst for high-performance electro-Fenton treatment of organic pollutants

P Xia, Z Ye, L Zhao, Q Xue, S Lanzalaco, Q He… - Applied Catalysis B …, 2023 - Elsevier
… abundant and stable FeN 4 moieties. The Fe-… FeN 4 sites to activate the electrogenerated
H 2 O 2 yielding • OH. The dense FeN 4 moieties allowed harnessing the modulated electronic

Efficient electro-Fenton degradation of organic pollutants via the synergistic effect of 1O2 and• OH generated on single FeN4 sites

X Chen, Y Wang, X Fan, G Zhu, Y Liu… - Science of The Total …, 2024 - Elsevier
electro-Fenton with Fe-NSC as cathode (−0.6 V vs Ag/AgCl, pH 6). Moreover, the superior
performance for electro-Fenton … for its good performance for electro-Fenton degradation. Its 1 …

Rational modulation of Fe single-atom electronic structure in a Fe-N2B4 configuration for preferential 1O2 generation in Fenton-like reactions

Y Long, Z Cao, W Wu, W Liu, P Yang, X Zhan… - Applied Catalysis B …, 2024 - Elsevier
… S13) validated the existence of micro and mesopores architecture of FeN x -600 and FeN
x -… of FeN x -600 and FeN x -B-2. As depicted in Fig. 3a, PMS and FeN x -600 and FeN x -B-2 …

Highly dispersed FeN-CNTs heterogeneous electro-Fenton catalyst for carbamazepine removal with low Fe leaching at wide pH

J Guo, G Song, M Zhou - Chemical Engineering Journal, 2023 - Elsevier
… heterogeneous electro-Fenton (Hetero-EF) process. In this work, FeN-carbon nanotubes (FeN-…
This FeN-CNTs/Hetero-EF process extended the pH application range to 3–11 with low …

[HTML][HTML] Single-site catalysis in heterogeneous electro-Fenton reaction for wastewater remediation

Y Sun, P Cai, D Yang, X Yao - Chem Catalysis, 2022 - cell.com
The heterogeneous electro-Fenton (Hetero-EF) system is characterized by in situ generation
of hydrogen peroxide (H 2 O 2 ). Then, the hydroxyl radicals ( • OH) formed by activization …

Overcome the trade-off in electro-fenton chemistry for in situ H2O2 generation-activation by tandem CoFe bimetallic single-atom configuration

W Sun, Y Zhou, M Liu, Y Tian, H Zou, X Duan… - Applied Catalysis B …, 2024 - Elsevier
electro-Fenton (EF) processes. In this study, we synthesized an EF DACs comprising both
CoN 4 and FeN 4 … Fe) into this framework, thus generating CoN 4 and FeN 4 moieties. These …

Highly efficient hydroxyl radicals production boosted by the atomically dispersed Fe and Co sites for heterogeneous electro-Fenton oxidation

X Qin, P Cao, X Quan, K Zhao, S Chen… - … Science & Technology, 2023 - ACS Publications
… 3 C and FeN x sites for the hetero-e-Fenton reaction, where … 2 O 2 is activated to · OH at FeN
x sites. However, the Fe-based … the electronic effect exerted by the adjacent Co–N 4 moiety. …

Critical Review on the Mechanisms of Fe2+ Regeneration in the Electro-Fenton Process: Fundamentals and Boosting Strategies

F Deng, H Olvera-Vargas, M Zhou, S Qiu… - Chemical …, 2023 - ACS Publications
… , favored the electron transfer from the hydroxyl moiety to Fe 3+ . The controversy regarding
… as complexing agents with iron ions to generate FeN x , as confirmed by synchrotron-based X…

Mechanical insight into direct singlet oxygen generation pathway: Pivotal role of FeN4 sites and selective organic contaminants removal

L Zhang, Y Sun, R Ge, W Zhou, Z Ao, J Wang - Applied Catalysis B …, 2023 - Elsevier
… role of FeN 4 moieties. Based on the comparison of three generation pathway of 1 O 2 at
different FeN … and high adaptability Fenton-like catalysts in future environmental remediation. …

Unveiling the role of carbon oxidation in irreversible degradation of atomically-dispersed FeN 4 moieties for proton exchange membrane fuel cells

X Tan, HA Tahini, SC Smith - Journal of Materials Chemistry A, 2021 - pubs.rsc.org
… adjacent to the edges of micropores studied in this work, three FeN 4 moieties, ie H-FeN 4
C 8 , H-FeN 4 C 4 and H-FeN 4 C 12 , are non-durable, while only H-FeN 4 C 10 is durable …