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  Redox-Polymer-Based High-Current-Density Gas-Diffusion H-2-Oxidation Bioanode Using [FeFe] Hydrogenase fromDesulfovibrio desulfuricansin a Membrane-free Biofuel Cell

Szczesny, J., Birrell, J. A., Conzuelo, F., Lubitz, W., Ruff, A., & Schuhmann, W. (2020). Redox-Polymer-Based High-Current-Density Gas-Diffusion H-2-Oxidation Bioanode Using [FeFe] Hydrogenase fromDesulfovibrio desulfuricansin a Membrane-free Biofuel Cell. Angewandte Chemie, International Edition in English, 59(38), 16506-16510. doi:10.1002/anie.202006824.

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 Urheber:
Szczesny, Julian1, Autor
Birrell, James A.2, Autor           
Conzuelo, Felipe1, Autor
Lubitz, Wolfgang3, Autor           
Ruff, Adrian1, Autor
Schuhmann, Wolfgang1, Autor
Affiliations:
1external, ou_persistent22              
2Research Department DeBeer, Max Planck Institute for Chemical Energy Conversion, Max Planck Society, ou_3023871              
3External Organizations, ou_persistent22              

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 Zusammenfassung: The incorporation of highly active but also highly sensitive catalysts (e.g. the [FeFe] hydrogenase from Desulfovibrio desulfuricans) in biofuel cells is still one of the major challenges in sustainable energy conversion. We report the fabrication of a dual-gas diffusion electrode H-2/O(2)biofuel cell equipped with a [FeFe] hydrogenase/redox polymer-based high-current-density H-2-oxidation bioanode. The bioanodes show benchmark current densities of around 14 mA cm(-2)and the corresponding fuel cell tests exhibit a benchmark for a hydrogenase/redox polymer-based biofuel cell with outstanding power densities of 5.4 mW cm(-2)at 0.7 V cell voltage. Furthermore, the highly sensitive [FeFe] hydrogenase is protected against oxygen damage by the redox polymer and can function under 5 % O-2.

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Sprache(n): eng - English
 Datum: 2020
 Publikationsstatus: Erschienen
 Seiten: -
 Ort, Verlag, Ausgabe: -
 Inhaltsverzeichnis: -
 Art der Begutachtung: Expertenbegutachtung
 Identifikatoren: ISI: 000563858000001
DOI: 10.1002/anie.202006824
 Art des Abschluß: -

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Titel: Angewandte Chemie, International Edition in English
  Kurztitel : Angew. Chem., Int. Ed. Engl.
Genre der Quelle: Zeitschrift
 Urheber:
Affiliations:
Ort, Verlag, Ausgabe: Weinheim : Wiley-VCH
Seiten: - Band / Heft: 59 (38) Artikelnummer: - Start- / Endseite: 16506 - 16510 Identifikator: ISSN: 0570-0833
CoNE: https://pure.mpg.de/cone/journals/resource/0570-0833