Insights into the stability of Pt nanoparticles supported on antimony-doped tin oxide in different potential ranges

Autor: Cognard, Gwenn, Ozouf, Guillaume, Beauger, Christian, Dubau, Laetitia, López-Haro, Miguel, Chatenet, Marian, Maillard, Frédéric

Publikováno v: In Electrochimica Acta 10 August 2017 245:993-1004

Benefits and Limitations of Metal-Oxide Supports in Proton-exchange Membrane Fuel Cells and Water Electrolyzers

Autor: Cognard, Gwenn, Claudel, Fabien, Dubau, Laetitia, Chatenet, Marian, Solà-Hernández, Lluís, Ozouf, Guillaume, Beauger, Christian, Maillard, Frédéric

Publikováno v: 235th Meeting of the Electrochemical Society
235th Meeting of the Electrochemical Society, May 2019, Dallas, United States

International audience; Decreasing the size of metallic materials to nanometre-size dimensions has always proven beneficial to increase their mass activity for electrocatalytic reactions in proton-exchange membrane fuel cells (PEMFC) and proton-excha

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::b60f6853cce403b0b0d2ac2927050220
https://hal.archives-ouvertes.fr/hal-02351910

Degradation of IrOx Nanoparticles Supported Onto Sb-Doped SnO2 Aerogel Monitored By Dynamic Electrochemical Impedance Spectroscopy and Identical-Location TEM

Autor: Claudel, Fabien, Dubau, Laetitia, Sunde, Svein, Ozouf, Guillaume, Beauger, Christian, Piccolo, L., Maillard, Frédéric

Publikováno v: 233rd ECS MEETING
233rd ECS MEETING, The Electrochemical Society, May 2018, Seattle, United States

International audience; Supporting metal nanoparticles is a common approach in heterogeneous gas-phase catalysis to decrease the metal loading, prevent agglomeration and thus minimize the cost of a catalytic conversion. This approach proved particula

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::13eda30b674e26e57df5aedab9362cd9
https://hal-mines-paristech.archives-ouvertes.fr/hal-01973280

TiO2:Nb aerogels, how sol-gel parameters can direct the synthesis route towards an optimization of catalyst support for PEMFC

Autor: Beauger, Christian, Testut, Laetitia, Ozouf, Guillaume, Berthon-Fabry, Sandrine, Rigacci, Arnaud

Publikováno v: 3rd International Seminar on Aerogels 2016 : “Properties-Manufacture-Applications”
3rd International Seminar on Aerogels 2016 : “Properties-Manufacture-Applications”, Sep 2016, Sophia Antipolis, France. 2016

International audience; Many energetic applications could benefit from the peculiar morphology of aerogel materials. Their large specific surface area combined with a tunable pore size distribution make them particularly appropriate for most catalyti

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::d8a9d52cf74ef021f7b085380bfc319b
https://hal-mines-paristech.archives-ouvertes.fr/hal-01427037/file/ISASF2016_Beauger.pdf

Metal Oxides Aerogels as promising catalyst supports for potential use in Fuel Cells and Electrolysers

Autor: Beauger, Christian, Ozouf, Guillaume, Testut, Laetitia, Berthon-Fabry, Sandrine

Publikováno v: EFCD2015-Electrolysis and Fuel Cell Discussions
EFCD2015-Electrolysis and Fuel Cell Discussions, Sep 2015, La Grande Motte, France

International audience; Current carbon based catalyst supports are unstable in most Fuel Cells operating conditions. Alternatives are still necessary to reach the durability objectives fixed by the DoE. The electrode morphology also has a great impac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::701bf4ee415876786468f2e31763baf1
https://hal-mines-paristech.archives-ouvertes.fr/hal-01274989