Micropatterned film of silica-coated gold nanoparticles formed by covalent bonds

Youli Qi, Miao Chen, Shan Liang, Jing Zhao, Wu Yang, Weimin Liu

Research output: Contribution to journalArticlepeer-review

Abstract

With well-established surface-chemical properties, mono-disperse silica-coated Au nanoparticles (Au@SiO2) were first functionalized with the silane reagent 3-gylcidoxypropyltri-methoxysilane (GPTS). Then, these epoxy-terminated Au@SiO2 nanoparticles could be easily assembled onto the silicon surface, which has been patterned with 3-aminopropyl- triethoxysilane (APS) SAMs and octadecyltrichlorosilane (OTS) SAMs alternately, to form close-packed two-dimensional nanoparticle arrays by covalent bonding.

Original languageEnglish
Pages (from-to)686-687
Number of pages2
JournalChemistry Letters
Volume36
Issue number5
DOIs
StatePublished - 5 May 2007
Externally publishedYes

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