Highly efficient quasi-solid state flexible dye-sensitized solar cells using a compression method and light-confined effect for preparation of TiO 2 photoelectrodes

Po-Ya Hsu, Hsin-Fang Lee, Sz-Min Yang, Yi-Ting Chua, Yung-Liang Tung, Ji-Jung Kai

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

6 Citations (Scopus)
27 Downloads (CityUHK Scholars)

Abstract

A mesoporous nanocrystalline TiO2 film was prepared on a transparent conductive polymer (ITO/PEN, PEN = poly ethylene naphthalene-2, 6-dicarboxylate) through a doctor-blade method and then treated by static mechanical compression for enhancing the particles connection. Effect of TiO2 loading and dye sensitizing condition on the photovoltaic performance were first investigated with N719 sensitizer in combination with TiO2 solidified quasi-solid electrolyte. A solar cell with platinum-coated FTO glass counter electrode and ITO/PEN photoelectrode, prepared by an ethanol based binder-free TiO2 paste composed of a mixture of P25 (21nm, 25% rutile and 75% anatase) and 100 nm anatase TiO2 particles, yielded highest conversion efficiencies of 6.53% under 1 sun illumination. © 2012 Published by Elsevier Ltd.
Original languageEnglish
Pages (from-to)439-445
JournalProcedia Engineering
Volume36
DOIs
Publication statusPublished - 2012
Externally publishedYes
Event2011 IUMRS International Conference in Asia, ICA 2011 - Taipei, Taiwan
Duration: 19 Sept 201122 Sept 2011

Research Keywords

  • Dye-sensitized solar cells

Publisher's Copyright Statement

  • This full text is made available under CC-BY-NC-ND 3.0. https://creativecommons.org/licenses/by-nc-nd/3.0/

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