Incorporation of plasma modified multi-walled carbon nanotubes into TiO2 photoanode for dye-sensitized solar cells (DSSC)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Dye-sensitized solar cells (DSSC) are fabricated with photoanode comprises of nanocomposite material of TiO2 and multi-walled carbon nanotubes (MWNT) treated in situ by plasma and subsequent functionalization by grafting of maleic anhydride (MA). The functionalized MWNTs enable the nanotubes to disperse homogenously among the TiO2 nanoparticles and become an integral part of the nanocomposites. As a result, MWNTs-MA/TiO2 nanocomposites presented obvious improvements in photocurrent and solar power conversion efficiency as the CNT provides efficient electron transfer through the film as well as the charge collection at the surface of counter electrode due to its excellent conductivity. At an optimum incorporation of 0.075wt.% MWNTs into the working electrode, the photo conversion efficiency of the DSSC was improved by more than 30%.

Original languageEnglish
Title of host publicationNanotechnology 2010
Subtitle of host publicationAdvanced Materials, CNTs, Particles, Films and Composites - Technical Proceedings of the 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010
Pages195-198
Number of pages4
Publication statusPublished - 2010 Nov 9
EventNanotechnology 2010: Advanced Materials, CNTs, Particles, Films and Composites - 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010 - Anaheim, CA, United States
Duration: 2010 Jun 212010 Jun 24

Publication series

NameNanotechnology 2010: Advanced Materials, CNTs, Particles, Films and Composites - Technical Proceedings of the 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010
Volume1

Other

OtherNanotechnology 2010: Advanced Materials, CNTs, Particles, Films and Composites - 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010
Country/TerritoryUnited States
CityAnaheim, CA
Period10-06-2110-06-24

All Science Journal Classification (ASJC) codes

  • Ceramics and Composites
  • Surfaces, Coatings and Films
  • Surfaces and Interfaces

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