, Volume 41, Supplement 2, pp 149–150 | Cite as

Characterization of Photovoltaic Performance of the Dye-Sensitized Solar Cell with a Novel Ruthenium Complex Having a Bisdemethoxycurcumin as a Ligand

  • Hironobu Ozawa
  • Hiroki Kawaguchi
  • Yu Okuyama
  • Hironori ArakawaEmail author


The first example of a ruthenium sensitizer (TUS-22) having a natural dye, bisdemethoxycurcumin, as a ligand has been synthesized. The dye-sensitized solar cell based on this novel dye showed 5.8% conversion efficiency under AM 1.5 (100 mW/cm2) irradiation.


Dye-sensitized solar cells TiO2 photoelectrode Ruthenium Curcumin Electrochemical impedance spectroscopy 



This study was supported by the New Energy and Industrial Technology Development Organization (NEDO) of Japan. H. O. acknowledges a Grant-in-Aid for young scientist (B) (No. 22750057) from the Ministry of Education, Culture, Sports, Science, and Technology of Japan, and a research grant from Kurita Water and Environment Foundation (No. 23092).


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Copyright information

© Royal Swedish Academy of Sciences 2012

Authors and Affiliations

  • Hironobu Ozawa
    • 1
  • Hiroki Kawaguchi
    • 2
  • Yu Okuyama
    • 2
  • Hironori Arakawa
    • 1
    Email author
  1. 1.Department of Industrial ChemistryFaculty of Engineering, Tokyo University of ScienceShinjuku, TokyoJapan
  2. 2.Department of Chemical Science and TechnologyGraduate School of Chemical Science and Technology, Tokyo University of ScienceTokyoJapan

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