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Controllable self-assembly of parallel gold nanorod clusters by DNA origami

  • Hang Yu
  • , Tiantian Man
  • , Wei Ji
  • , Leilei Shi
  • , Chenwei Wu
  • , Hao Pei*
  • , Chuan Zhang
  • *Corresponding author for this work
  • Shanghai Jiao Tong University
  • East China Normal University

Research output: Contribution to journalArticlepeer-review

Abstract

Herein we demonstrate the construction of three types of parallel gold nanorod (AuNR) clusters using a DNA origami rod (DOR) as the template. Based on the precise control over the position of capture strands on DOR, number and orientation of the AuNR clusters can be well engineered, as evidenced by biological transmission electron microscope (TEM). Importantly, the AuNR clusters exhibit chiroptical responses which are strongly affected by the number of AuNR on rod-like DNA origami.

Original languageEnglish
Pages (from-to)175-178
Number of pages4
JournalChinese Chemical Letters
Volume30
Issue number1
DOIs
StatePublished - Jan 2019

Keywords

  • Cluster
  • DNA origami
  • Gold nanorod
  • Plasmonic
  • Self-assembly

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