Fabrication of arrays of silver nanoparticle aggregates by microcontact printing and block copolymer nanoreactors

Yang Cong, Jun Fu, Zexin Zhang, Ziyong Cheng, Rubo Xing, Jian Li, Yanchun Han*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

14 Citations (Scopus)

Abstract

A combination of microcontact printing and block copolymer nanoreactors succeeded in fabricating arrays of silver nanoparticle aggregates. A complex solution of polystyrene-block-poly(4-vinylpyridine) micelles and silver salt was used as an ink to form thin films or droplets on polydimethylsiloxane stamp protrusions. After these complex aggregates were printed onto silicon substrates under controlled conditions, highly ordered arrays of disklike, dishlike, and dotlike complex aggregates were obtained. A subsequent oxygen reactive ion etching treatment yielded arrays of silver nanoparticle aggregates.

Original languageEnglish
Pages (from-to)2737-2743
Number of pages7
JournalJournal of Applied Polymer Science
Volume100
Issue number4
DOIs
Publication statusPublished - 15 May 2006
Externally publishedYes

Keywords

  • Block copolymers
  • Micelles
  • Nanoparticles

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