Structural and electrochemical properties of gold-deposited carbon nanotube composites

Jungsoo Kim, Mohammad Mahbub Rabbani, Dongmin Kim, Moonhor Ree, Jeong Hyun Yeum, Chang Hyun Ko, Yangdo Kim, Jong Seong Bae, Weontae Oh

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Gold-decorated multi-walled carbon nanotubes were prepared by electrostatic interaction in solution states and they have been studied in detail with UV/Vis spectroscopy, transmission electron microscopy (TEM), X-ray photoelectron spectroscopy (XPS), and cyclic voltammetry (CV). Gold nanoparticles and their composites showed the similar surface plasmon absorptions. XPS results were in good agreement with the composite morphologies of TEM images. HOMO/LUMO energies and the energy band gaps of MWNTs in their composites were analyzed by CV measurements.

Original languageEnglish
Pages (from-to)S201-S205
JournalCurrent Applied Physics
Volume10
Issue number2 SUPPL.
DOIs
StatePublished - Mar 2010

Keywords

  • Carbon nanotubes
  • Composite
  • Electrostatic interaction
  • Energy band gap
  • Gold nanoparticles

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