Fabrication of gold nanorod self-assemblies from rod and sphere mixtures via shape self-selective behavior

Zhi Chuan Xu, Cheng Min Shen, Cong Wen Xiao, Tian Zhong Yang, Shu Tang Chen, Hu Lin Li, Hong Jun Gao*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

31 Citations (Scopus)

Abstract

The ordered gold nanorod self-assemblies on silicon wafer were fabricated from rod and sphere mixtures by self-selective behavior. The as-prepared gold nanorod ordered packing structures show a remarkable shape dependence and prefer to pack together separately from spherical particles. This shape induced self-selective behavior was studied via a series of assemblies of nanorods with different aspect ratio. The capillary force interaction between the surfaces of nanoparticles was proposed to explain the nanorods' self-selective behavior.

Original languageEnglish
Pages (from-to)222-225
Number of pages4
JournalChemical Physics Letters
Volume432
Issue number1-3
DOIs
Publication statusPublished - Dec 4 2006
Externally publishedYes

ASJC Scopus Subject Areas

  • General Physics and Astronomy
  • Physical and Theoretical Chemistry

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