Preparation, characterization and application of titania nanotube arrays in dye-sensitized solar cells

Shih Yu Ho, Chaochin Su, Chieh Chung Cheng, Wen Ren Li

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

Abstract

Dye-sensitized solar cells (DSSCs) are a relatively low cost solar cell technology with an overall light-to electricity conversion efficiency of over 10%. Typically, a ∼10 μm thickness of TiO2 nanocrystalline film was used in DSSC devices for the purpose of electron collection and transportation. In this work, the TiO2 nanotube array (TNTA) covered with TiO2 nanoparticles (TNP) were successfully prepared by anodization of Ti foil followed by Ti-precursor treatment and annealing process. The TNTA-based DSSCs were fabricated for photovoltaic characterization studies. It was found that the post-treated TNTAs-TNP enhanced the photoconversion efficiency for ∼26% over the DSSC fabricated by TNTAs, presumably due to both the increase of dye adsorption and electron transportation rate.

Original languageEnglish
Title of host publication4th IEEE International NanoElectronics Conference, INEC 2011
DOIs
StatePublished - 2011
Event4th IEEE International Nanoelectronics Conference, INEC 2011 - Tao-Yuan, Taiwan
Duration: 21 Jun 201124 Jun 2011

Publication series

NameProceedings - International NanoElectronics Conference, INEC
ISSN (Print)2159-3523

Conference

Conference4th IEEE International Nanoelectronics Conference, INEC 2011
Country/TerritoryTaiwan
CityTao-Yuan
Period21/06/1124/06/11

Keywords

  • anodization
  • DSSC
  • nanotube
  • TiO

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