Synthesis of platinum nanoparticles using electrostatic stabilization and cluster duplication of perfluorinated ionomer

  • Pyoung Chan Lee
  • , Dong Ouk Kim
  • , Tai Hoon Han
  • , Soo Jung Kang
  • , Lyong Sun Pu
  • , Jae Do Nam
  • , Byung Woo Kim
  • , Jun Ho Lee

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Platinum (Pt) nanoparticles were prepared by the liquid-phase reduction of tetraammineplatinum (II) chloride ([Pt(NH3)4]Cl 2) using Nafion as a stabilizer under various conditions of the Nation phase. This method is novel in its use of electrostatic interactions between the Pt complex ions and sulfonic groups in the hydrated Nafion molecules. The synthesized Pt nanoparticles of the recast film system had a cubic shape. In the case of the Nafion solution system, the Pt nanoparticles mainly had a spherical shape. The shapes and sizes of the Pt nanoparticles were strongly influenced by the Nafion phase.

Original languageEnglish
Pages (from-to)187-191
Number of pages5
JournalMacromolecular Research
Volume17
Issue number3
DOIs
StatePublished - Mar 2009

Keywords

  • Cluster duplication
  • Nafion
  • Platinum nanoparticles

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