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Formation of single-electron-transistors using self-assembly of nanoparticle chains

  • Li Chu Tsai
  • , Ian Chun Cheng
  • , Ming Chan Tu
  • , Chii Dong Chen
  • , Hung Yi Lin

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

We present a single-step template-free self-assembly method for constructing 1D-chains and 1D-networks of Au-nanoparticles. The chains are formed by simply increasing the ion concentration of nanoparticle solution so that the attractive van der waals force prevails over the repulsive Coulomb interaction. A combination of this method and the previously developed charge trapping technique allows us to place the 1D-chains/networks at designed locations. Further, the nanoparticle structures are stable enough to withstand the subsequent e-beam lithographic processes for formation of nanoparticle-based electronics such as a single electron transistor. Prominent Coulomb oscillation was observed at temperatures as high as 120 K.

Original languageEnglish
Pages (from-to)2859-2864
Number of pages6
JournalJournal of Nanoparticle Research
Volume12
Issue number8
DOIs
StatePublished - Oct 2010

Bibliographical note

Funding Information:
Acknowledgments This research was funded by the National Science Council Nos. NSC 98-2311-B-027-001-MY3, NSC 97-2112-M-024-002-MY3, NSC 97-2627-M-001 -002 and by National Taipei University of Technology. Technical support from NanoCore, the Core Facilities for Nanoscience and Nanotechnology at Academia Sinica, is acknowledged.

Keywords

  • Nanoelectronics
  • Nanoparticle
  • Self-assembly
  • Single electron transistor

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