ITO islands as floating electrodes to deposit aligned carbon nanotubes for photovoltaic applications

Abdullah Abdulhameed, Mohd Nazim Mohtar, Mohd Nizar Hamidon, Izhal Abdul Halin

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Recently transparent conductive electrodes (TCEs) have attracted the interest of researchers due to their outstanding optical and electrical properties. Indium tin oxide (ITO) is an oxide material that combines the criteria of high conductance and transmittance. However, ITO is a non-flexible, brittle and expensive material. TCEs are commonly embedded in solar cells to perform high photon absorption and electron collection instantaneously. In this paper, an optimized TCE network is proposed to maintain TCEs' conductivity and transparency and to improve their flexibility and ability to handle mechanical forces. The network is designed by aligning multi-walled carbon nanotubes (MWCNTs) on ITO speckled surface to form ITO-CNT grid. The alignment mechanism is achieved through dielectrophoretic (DEP) force, where an electric field of 10V and 105 Hz is subjected to an ethanol/ MWCNT suspension to assemble the CNT across ITO's floating electrodes.

Original languageEnglish
Title of host publication2019 IEEE 9th International Nanoelectronics Conferences, INEC 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728112374
DOIs
StatePublished - Jul 2019
Externally publishedYes
Event9th IEEE International Nanoelectronics Conferences, INEC 2019 - Kuching, Malaysia
Duration: 3 Jul 20195 Jul 2019

Publication series

Name2019 IEEE 9th International Nanoelectronics Conferences, INEC 2019

Conference

Conference9th IEEE International Nanoelectronics Conferences, INEC 2019
Country/TerritoryMalaysia
CityKuching
Period3/07/195/07/19

Bibliographical note

Publisher Copyright:
© 2019 IEEE.

Keywords

  • Alignment
  • DEP
  • MWCNT
  • TCEs
  • Thin film solar cell

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics

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