Strong metal–support interaction improves activity and stability of Pt electrocatalysts on doped metal oxides

[EN]Niobium and antimony doped tin oxide loose-tubes decorated with Pt nanoparticles present outstanding mass activity and stability, exceeding those of a reference carbon-based electrocatalyst. Physico-chemical characterisation and in particular X-ray photoelectron spectroscopy demonstrate that thi...

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Detalles Bibliográficos
Autores: Jiménez Morales, Ignacio, Cavaliere, Sara, Jones, Deborah, Rozière, Jacques
Tipo de recurso: artículo
Estado:Versión borrador
Fecha de publicación:2018
País:España
Institución:Universidad de Salamanca (USAL)
Repositorio:GREDOS. Repositorio Institucional de la Universidad de Salamanca
OAI Identifier:oai:gredos.usal.es:10366/168592
Acceso en línea:http://hdl.handle.net/10366/168592
Access Level:acceso abierto
Palabra clave:Doped tin oxides
Platinum nanoparticles
Oxygen reduction reaction
Strong metal-support interaction
2210.28 Química del Estado Sólido
2210.28-1 Preparación y Caracterización de Materiales Inorgánicos
2303 Química Inorgánica
2391 Química Ambiental
Descripción
Sumario:[EN]Niobium and antimony doped tin oxide loose-tubes decorated with Pt nanoparticles present outstanding mass activity and stability, exceeding those of a reference carbon-based electrocatalyst. Physico-chemical characterisation and in particular X-ray photoelectron spectroscopy demonstrate that this observation can be ascribed to the strong metal–support interaction promoting electroactivity and Pt anchoring on doped metal oxide supports.