Microstructure, electrocatalytic and sensing properties of nanoporous Pt46Ni54 alloy nanowires fabricated by mild dealloying

Lifeng Liu; Roland Scholz; Eckhard Pippel; Ulrich Gösele

doi:10.1039/C0JM00113A

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Microstructure, electrocatalytic and sensing properties of nanoporous Pt₄₆Ni₅₄ alloy nanowires fabricated by mild dealloying†

Lifeng Liu,*^a Roland Scholz,^a Eckhard Pippel^a and Ulrich Gösele ‡^a

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* Corresponding authors

^a Max Planck Institute of Microstructure Physics, Weinberg 2, Halle, Germany
E-mail: liulif@mpi-halle.de
Fax: +49 345 5511223
Tel: +49 345 5582902

Abstract

Well-defined nanoporous Pt₄₆Ni₅₄ alloy nanowires were fabricated by mild dealloying of the electrodeposited Pt₄Ni₉₆ nanowires, and showed a remarkably enhanced electrocatalytic activity towards methanol oxidation and good H₂O₂ sensing properties.

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Supplementary files

Calculation of the Pt loading on nanoporous Pt ₄₆Ni ₅₄ nanowire electrode PDF (927K)

Article information

DOI: https://doi.org/10.1039/C0JM00113A
Article type: Paper
Submitted: 21 Jan 2010
Accepted: 31 Mar 2010
First published: 20 May 2010

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J. Mater. Chem., 2010,20, 5621-5627

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Microstructure, electrocatalytic and sensing properties of nanoporous Pt₄₆Ni₅₄ alloy nanowires fabricated by mild dealloying

L. Liu, R. Scholz, E. Pippel and U. Gösele, J. Mater. Chem., 2010, 20, 5621 DOI: 10.1039/C0JM00113A

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Journal of Materials Chemistry