Tunable-Sized Polymeric Micelles and Their Assembly for the Preparation of Large Mesoporous Platinum Nanoparticles

  • Bo Jiang
  • , Cuiling Li*
  • , Jing Tang
  • , Toshiaki Takei
  • , Jung Ho Kim
  • , Yusuke Ide
  • , Joel Henzie
  • , Satoshi Tominaka
  • , Yusuke Yamauchi
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

133 Scopus citations

Abstract

Platinum nanoparticles with continuously tunable mesoporous structures were prepared by a simple, one-step polymeric approach. By virtue of their large pore size, these structures have a high surface area that is accessible to reagents. In the synthetic method, variation of the solvent composition plays an essential role in the systematic control of pore size and particle shape. The mesoporous Pt catalyst exhibited superior electrocatalytic activity for the methanol oxidation reaction compared to commercially available Pt catalysts. This polymeric-micelle approach provides an additional design concept for the creation of next generation of metallic catalysts.

Original languageEnglish
Pages (from-to)10037-10041
Number of pages5
JournalAngewandte Chemie - International Edition
Volume55
Issue number34
DOIs
StatePublished - 16 Aug 2016
Externally publishedYes

Keywords

  • mesoporous materials
  • micelle assembly
  • platinum
  • polymeric micelles
  • solvent composition

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