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Enhanced performance of direct ethanol fuel cell using Pt/MWCNTs as anodic electrocatalyst
LUIS CARLOS ORDOÑEZ LOPEZ
BEATRIZ ESCOBAR MORALES
Romeli Barbosa
JOSE YSMAEL VERDE GOMEZ
Acceso Abierto
Atribución-NoComercial-SinDerivadas
DOI: 10.1007/s10800-015-0854-8
DIRECT ETHANOL FUEL CELL
ETHANOL ELECTRO-OXIDATION
MWCNTs
Pt/MWCNTs
Platinum nanoparticles with a size distribution ranging from 3 to 6 nm were synthesized at room temperature by chemical reduction of platinum chloride, using NaBH4 as the reduction reagent and poly(N-vinylpyrrolidone) as the stabilizer. The Pt colloidal nanoparticles obtained were deposited onto multi-walled carbon nanotubes (MWCNTs) synthesized by the chemical vapor deposition method. Pt/MWCNTs prepared with a metal content of 20 wt% was evaluated as the anode electrocatalyst in a 9 cm2 direct ethanol fuel cell using PtRu/C as the cathode material. Both electrodes had a metal loading of 1 mgPt cm−2. Polarization curves showed higher electroactivity for Pt/MWCNTs than commercial material (Pt/C).
2015
Artículo
Journal of Applied Electrochemistry, 45(11), 1205-1210, 2015
Inglés
Ordóñez, L. C., Escobar, B., Barbosa, R., & Verde-Gómez, Y. (2015). Enhanced performance of direct ethanol fuel cell using Pt/MWCNTs as anodic electrocatalyst. Journal of Applied Electrochemistry, 45(11), 1205-1210.
INGENIERÍA Y TECNOLOGÍA
Versión publicada
publishedVersion - Versión publicada
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