Novel unsymmetrically π-elongated porphyrin for dye-sensitized TiO2 cells

Masanobu Tanaka; Shinya Hayashi; Seunghun Eu; Tomokazu Umeyama; Yoshihiro Matano; Hiroshi Imahori

doi:10.1039/B702501G

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Novel unsymmetrically π-elongated porphyrin for dye-sensitized TiO₂ cells†

Masanobu Tanaka,^a Shinya Hayashi,^b Seunghun Eu,^b Tomokazu Umeyama,^b Yoshihiro Matano^b and Hiroshi Imahori*^b

Author affiliations

* Corresponding authors

^a Kyoto University International Innovation Center, Nishikyo-ku, Kyoto 615-8520, Japan

^b Department of Molecular Engineering, Graduate School of Engineering, Kyoto University, Nishikyo-ku, Kyoto 615-8510, Japan
E-mail: imahori@scl.kyoto-u.ac.jp
Fax: +81-75-383-2571
Tel: +81-75-383-2566

Abstract

A novel naphthyl-fused zinc porphyrin carboxylic acid has been synthesized and employed successfully in a dye-sensitized TiO₂ solar cell, with a power conversion efficiency of 4.1%, which is improved by 50% relative to the unfused porphyrin reference cell.

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Supplementary files

Experimental, electrochemical data PDF (244K)

Article information

DOI: https://doi.org/10.1039/B702501G
Article type: Communication
Submitted: 16 Feb 2007
Accepted: 11 Apr 2007
First published: 26 Apr 2007

Download Citation

Chem. Commun., 2007, 2069-2071

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Novel unsymmetrically π-elongated porphyrin for dye-sensitized TiO₂ cells

M. Tanaka, S. Hayashi, S. Eu, T. Umeyama, Y. Matano and H. Imahori, Chem. Commun., 2007, 2069 DOI: 10.1039/B702501G

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Chemical Communications