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Platinum surface modification with cerium species and the effect against the methanol anodic reaction
(Elsevier B.V. Sa, 2008-06-15)
Spontaneous deposition and electrochemical deposition by potential perturbation programs were used to place cerium-containing species on platinum surfaces in acid solution. Cyclic voltammetric profiles of cerium-modified ...
Platinum surface modification with cerium species and the effect against the methanol anodic reaction
(Elsevier B.V. Sa, 2008-06-15)
Spontaneous deposition and electrochemical deposition by potential perturbation programs were used to place cerium-containing species on platinum surfaces in acid solution. Cyclic voltammetric profiles of cerium-modified ...
Searching for suitable catalysts for a passive direct methanol fuel cell cathode
(Pergamon-Elsevier Science Ltd, 2015-12)
Trimetallic PtMRu/C cathode catalysts with M = Co or Fe obtained by an impregnation procedure using ethylene glycol and NaBH4 as reducing agent, with suitable activity for the oxygen reduction reaction (ORR) and improved ...
Methanol/air fuel cells: catalytic aspects and experimental diagnostics
(Pergamon-Elsevier Science Ltd, 2008-07)
Methanol/air fuel cell with direct feed of methanol has received growing attention due to the possibility of using a liquid fuel of simple storing. This work comments studies on the preparation of PtRu catalysts for methanol ...
Characterization of Pt supported on commercial fluorinated carbon as cathode catalysts for Polymer Electrolyte Membrane Fuel Cell
(Pergamon-Elsevier Science Ltd, 2017-06)
Pt nanoparticles supported on carbon monofluoride (CFx), synthesized from H2PtCl6 using NaHB4 as a reducing agent has been investigated as a cathode electrocatalyst in fuel cells. Surface characterization, performed by ...
Self-assembled films from chitosan and poly(vinyl sulfonic acid) on Nafion® for direct methanol fuel cell
(Sociedade Brasileira de Química, 2012)
Chitosan/poly(vinyl sulfonic acid) (PVS) films have been prepared on Nafion® membranes by the layer-by-layer (LbL) method for use in direct methanol fuel cell (DMFC). Computational methods and Fourier transform infrared ...