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International Journal of Photoenergy
Volume 2013, Article ID 456583, 7 pages
http://dx.doi.org/10.1155/2013/456583
Research Article

Cosensitization Properties of Glutathione-Protected Au25 Cluster on Ruthenium Dye-Sensitized TiO2 Photoelectrode

1Department of Applied Biological Science, Faculty of Science and Technology, Tokyo University of Science, 2641 Yamazaki, Noda, Chiba 278-8510, Japan
2Research Institute for Science and Technology, Photocatalysis International Research Center, Tokyo University of Science, 2641 Yamazaki, Noda, Chiba 278-8510, Japan
3Department of Pure and Applied Chemistry, Faculty of Science and Technology, Tokyo University of Science, 2641 Yamazaki, Noda, Chiba 278-8510, Japan
4Department of Applied Chemistry, Faculty of Science, Tokyo University of Science, 1–3 Kagurazaka, Shinjuku-ku, Tokyo 162-8601, Japan
5Research Center for Advanced Science and Technology, The University of Tokyo, 4-6-1 Komaba, Meguro-ku, Tokyo 153-8904, Japan

Received 1 July 2013; Revised 6 October 2013; Accepted 8 October 2013

Academic Editor: Xie Quan

Copyright © 2013 Kazuya Nakata et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Supplementary Material

Figure S1: FT-IR spectra for glutathione and Au25 cluster.

Figure S2: SEM image of TiO2 photoelectrode.

Figure S3: TEM image of Au25 clusters on TiO2 particles after the IPCE measurements.

Figure S4: Absorption spectra of Au25 cluster sensitized TiO2 photoelectrodes prepared from solutions at different pH.

Figure S5: Absorption spectra of TiO2 electrode.

Figure S6: Photocurrent–voltage curves under AM 1.5 solar light illumination for TiO2 electrodes sensitized by Au25 cluster, N719 and co-adsorbed Au25 cluster and N719, respectively.

  1. Supplementary Material