Journal article
Photoelectrochemical Water‐Splitting Using CuO‐Based Electrodes for Hydrogen Production: A Review
- Abstract:
- [EN] Two novel three-dimensional metal-organic frameworks(MOFs)based on the photoactive pyrene tetraphosphonate ligand and copper(denoted as IEF-8 and IEF-9) have been hydrothermally synthesizedand fully characterized (XRD, FTIR, TGA, SEM, XPS, etc.). Their crystalstructures were unveiled by single-crystal X-ray diffraction. Remarkably,these materials exhibit coordinatively unsaturated copper (II) sites,free -PO3H2 and -PO3H acidic groups, and good thermal and chemical stability. Further,their optoelectronic characterization evidenced a photoresponse suitablefor photocatalysis. In this sense, the photocatalytic activity ofpyrene phosphonate MOFs was evaluated for the first time for the challenginghydrogen evolution reaction. In particular, IEF-8 exhibited a catalyticefficiency higher than that of the benchmarked Ti carboxylate photocatalystMIL-125-(Ti)-NH2, producing 1800 mu mol center dot g(-1) after 22 h under UV-vis irradiation in theabsence of any co-catalyst. Furthermore, this material presented goodreusability (at least up to 4 cycles), preserving its activity andstructural integrity.The authors acknowledge the Maria de Maeztu IMDEA Energy Institute, the M-ERA-NET C-MOF-cell project, the Retos Investigacion MOFSEIDON project (PID2019-104228RB-I00 funded by MCIN/AEI/10.13039/501100011033 and by the European Union, MICIU-AEI/FEDER, UE), and the H2-MOF project (TED2021-132092B-C21 funded by MCIN/AEI/10.13039/501100011033 and by the European Union NextGenerationEU/PRTR). They thank "Comunidad de Madrid" and European Regional Development Fund-FEDER 2014-2020-OE REACT-UE 1for their financial support to the VIRMOF-CM project associated to R & D projects in response to COVID-19. S.N. thanks the support of grant PID2021-123856OBI00 funded by MCIN/AEI/10.13039/501100011033 and by ERDF A way of making Europe.Salcedo-Abraira, P.; Serrano Nieto, R.; Biglione, C.; Cabrero-Antonino, M.; Vilela, SM.; Babaryk, AA.; Tilve-Martínez, D.... (2023). Two Cu-Based Phosphonate Metal-Organic Frameworks as Efficient Water-Splitting Photocatalysts. Chemistry of Materials. 35(11):4211-4219. https://doi.org/10.1021/acs.chemmater.3c0005442114219351
- Publication status:
- Published
- Peer review status:
- Peer reviewed
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(Preview, Version of record, pdf, 5.8MB, Terms of use)
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- Publisher copy:
- 10.1002/adma.202007285
Authors
- Publisher:
- Wiley
- Journal:
- Advanced Materials More from this journal
- Volume:
- 33
- Issue:
- 33
- Pages:
- e2007285-e2007285
- Publication date:
- 2021-06-12
- DOI:
- EISSN:
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1521-4095
- ISSN:
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0935-9648
- Language:
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English
- Keywords:
- Pubs id:
-
2429514
- Local pid:
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pubs:2429514
- Source identifiers:
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W3166417682
- Deposit date:
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2026-06-05
- ARK identifier:
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- Copyright date:
- 2021
- Licence:
- CC Attribution (CC BY)
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