Oleylamine-functionalized palladium nanoparticles with enhanced electrocatalytic activity for the oxygen reduction reaction

Yi Shi, Shengkang Yin, Yanrong Ma, Dingkun Lu, Yu Chen, Yawen Tang*, Tianhong Lu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

The oleylamine (OAm)-functionalized Pd nanoparticles (Pd-OAm) have been conveniently synthesized through direct thermal decomposition method of low cost palladium acetate. The morphology, crystalline structure and composition of the Pd-OAm are investigated by transmission electron microscopy (TEM), X-ray diffraction (XRD) and X-ray photoelectron spectroscopy (XPS). Fourier transform infrared (FT-IR) spectroscopy, XPS and zeta potential analysis confirm the successful immobilization of OAm molecules on the Pd nanoparticles surface. The Pd-OAm displays an enhanced electrocatalytic activity and formic acid-tolerant ability for the oxygen reduction reaction (ORR), suggesting a potential application in cathodic catalyst for direct formic acid fuel cells.

Original languageEnglish
Pages (from-to)356-360
Number of pages5
JournalJournal of Power Sources
Volume246
DOIs
StatePublished - 2014
Externally publishedYes

Keywords

  • Formic acid oxidation reaction
  • Oleylamine
  • Oxygen reduction reaction
  • Palladium
  • Surface functionalization

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