Room-temperature tunneling behavior of boron nitride nanotubes functionalized with gold quantum dots

Chee Huei Lee, Shengyong Qin, Madhusudan A. Savaikar, Jiesheng Wang, Boyi Hao, Dongyan Zhang, Douglas Banyai, John A. Jaszczak, Kendal W. Clark, Juan Carlos Idrobo, An Ping Li, Yoke Khin Yap

Research output: Contribution to journalArticlepeer-review

55 Scopus citations

Abstract

One-dimensional arrays of gold quantum dots (QDs) on insulating boron nitride nanotubes (BNNTs) can form conduction channels of tunneling field-effect transistors. We demonstrate that tunneling currents can be modulated at room temperature by tuning the lengths of QD-BNNTs and the gate potentials. Our discovery will inspire the creative use of nanostructured metals and insulators for future electronic devices.

Original languageEnglish
Pages (from-to)4544-4548
Number of pages5
JournalAdvanced Materials
Volume25
Issue number33
DOIs
StatePublished - Sep 6 2013

Keywords

  • boron nitride nanosheets
  • boron nitride nanotubes
  • quantum dots
  • tunneling
  • tunneling field-effect transistors

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