Journal
ELECTROCHEMISTRY COMMUNICATIONS
Volume 11, Issue 12, Pages 2278-2281Publisher
ELSEVIER SCIENCE INC
DOI: 10.1016/j.elecom.2009.10.009
Keywords
Platinum-nickel alloys; Nanoparticles; O-2 reduction; Electrocatalysts; Fuel cell
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Funding
- NSF [DMR-0731382, CHM-0616436]
- Binghamton University
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Monodisperse PtNi nanoparticles with various compositions were synthesized by a wet-chemical approach. After electrochemical dissolution of Ni on the particle surface, these particles exhibit a 20-30-fold enhancement in O-2 reduction activity as compared to the commercial Pt/C catalysts. (C) 2009 Elsevier B.V. All rights reserved.
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