Elect roca tal) tic Performance of Palladium-Based Elect rocatalysts Supported on Carbon Nanotubes for Formic Acid Oxidation.

L. Juárez-Marmolejo, M. G.Montes De Oca-Yemha, M. Palomar-Pardavé, M. Romero-Romo, A. Ezeta-Mejía, E. M. Arce-Estrada, S. Pérez-Rodríguez, M. J. Lázaro

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

In the present work, Pd and PdFe nanoparticies supported on CNT with and without functionalization (CNT and CNTox) were used for Formic Acid Oxidation Reaction (FAOR) in acid media. Electrocatalysts were synthesized by the borohydride reduction method with 20 wt.% metal loading. The CNTs were synthesized by the methane catalytic decomposition, and subjected to an oxidation treatment with nitric acid, named as CNTox. The morphology, composition and structural properties were studied by Transmission Electron Microscopy (TEM), Scanning Electron Microscopy-Energy Dispersive X-ray (SEM-EDX) and X-Ray Diffraction (XRD). The FAOR was evaluated in acid media in a conventional three-electrode cell by means of cyclic voltammetry and chronoamperometry. From the steady state current density, it was found that Pd and PdFe supported at CNTox allowed improving the catalytic activity in comparison with the non-oxidized support.

Original languageEnglish
Title of host publicationPolymer Electrolyte Fuel Cells and Electrolyzers 19, PEFC and E 19
EditorsK. Swider-Lyons, H. Uchida, F. Buechi, W. E. Mustain, B. S. Pivovar, P. N. Pintauro, A. Z. Weber, D. Jones, H. Gasteiger, C. A. Rice, P. Strasser, E. Kjeang, K. Shinohara, S. Mitsushima, Y.-T. Kim, T. J. Schmidt, J. M. Fenton, R. A. Mantz, B. Lakshmanan, H. Xu
PublisherElectrochemical Society Inc.
Pages317-324
Number of pages8
Edition8
ISBN (Electronic)9781607688822
ISBN (Print)9781607688822
DOIs
StatePublished - 2019
Externally publishedYes
EventSymposium on Polymer Electrolyte Fuel Cells and Electrolyzers 19, PEFC and E 2019 - 236th ECS Meeting - Atlanta, United States
Duration: 13 Oct 201917 Oct 2019

Publication series

NameECS Transactions
Number8
Volume92
ISSN (Print)1938-6737
ISSN (Electronic)1938-5862

Conference

ConferenceSymposium on Polymer Electrolyte Fuel Cells and Electrolyzers 19, PEFC and E 2019 - 236th ECS Meeting
Country/TerritoryUnited States
CityAtlanta
Period13/10/1917/10/19

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