<i>Operando</i> X-ray absorption spectroscopy of Fe–N–C catalysts based on carbon black and biomass-derived support materials for the ORR-Reference-Cited by-同舟云学术

Operando X-ray absorption spectroscopy of Fe–N–C catalysts based on carbon black and biomass-derived support materials for the ORR

Published:2024 Issue:10 Volume:8 Page:2309-2320
ISSN:2398-4902
Container-title:Sustainable Energy & Fuels
language:en
Short-container-title:Sustainable Energy Fuels

Author:

Wartner Garlef¹²^ORCID,Müller-Hülstede Julia³^ORCID,Trzesniowski Hanna¹,Wark Michael⁴,Wagner Peter³,Seidel Robert¹^ORCID

Affiliation:

1. Helmholtz-Zentrum Berlin für Materialien und Energie, Department of Atomic-Scale Dynamics in Light-Energy Conversion, Albert-Einstein-Str. 15, 12489 Berlin, Germany

2. Max Planck Institute for Chemical Energy Conversion, Department of Heterogeneous Reactions, Stiftstr. 34-36, 45470 Mülheim an der Ruhr, Germany

3. German Aerospace Center (DLR), Institute of Engineering Thermodynamics, Carl-von-Ossietzky Str. 15, 26129 Oldenburg, Germany

4. Carl von Ossietzky University, Institute of Chemistry, Chemical Technology 1, Carl-von-Ossietzky Str. 9-11, 26129 Oldenburg, Germany

Abstract

Novel biomass based Fe–N–C catalysts exhibit a higher density of FeNx type sites with different redox characteristics compared to carbon black based Fe–N–Cs. These different characteristics are influenced by heteroatom doping and undercoordination.

Funder

Bundesministerium für Wirtschaft und Klimaschutz

Deutsche Forschungsgemeinschaft

Bundesministerium für Bildung und Forschung

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/SE/D4SE00342J

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