Simulation of dielectrophoretic alignment for carbon nanotube on indium tin oxide

Abdullah Abdulhameed, Nurul Amziah Md Yunus*, Izhal Abdul Halin, Mohd Nizar Hamidon

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

7 Scopus citations

Abstract

Electrode-based dielectrophoresis (DEP) method is used to deposit carbon nanotubes (CNTs) in an organized form. The density and quality of assembled CNTs depend on electrodes geometry and applied electric fields. In this context, we simulated the electric field distribution of dielectrophoresis for CNT suspension on Indium Tin Oxide (ITO) electrodes. The influence of electrode shapes and dimensions were analyzed and discussed by using the COMSOL software. The system quality and alignment angle were also presented at different locations. Rectangular electrodes with DEP parameters of 105 Hz and 20 V were chosen to achieve high-density deposition with approximately 2.5° alignment angle at the electrode center.

Original languageEnglish
Pages (from-to)593-600
Number of pages8
JournalMaterials Today: Proceedings
Volume7
DOIs
StatePublished - 2019
Externally publishedYes
Event2018 Nanotech Malaysia - Kuala Lumpur, Malaysia
Duration: 7 May 20189 May 2018

Bibliographical note

Publisher Copyright:
© 2018 The Author(s). Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license.

Keywords

  • Alignment
  • CNT
  • Carbon nanotube
  • DEP
  • Dielectrophoresis
  • ITO

ASJC Scopus subject areas

  • General Materials Science

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