Excitation energy flow control in {Ru(2,2′-bipyridine)2}-{pyridylporphyrin}2 systems

Hiroki Kon; Kiyoshi Tsuge; Taira Imamura; Yoichi Sasaki; Shoji Ishizaka; Noboru Kitamura; Masako Kato

doi:10.1039/B800432N

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Excitation energy flow control in {Ru(2,2′-bipyridine)₂}-{pyridylporphyrin}₂ systems†

Hiroki Kon,^a Kiyoshi Tsuge,*^a Taira Imamura,^a Yoichi Sasaki,^b Shoji Ishizaka,^a Noboru Kitamura^a and Masako Kato*^a

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* Corresponding authors

^a Division of Chemistry, Graduate School of Science and Faculty of Science, Hokkaido University, Kita-10, Nishi-8, Kita-ku, Sapporo, Hokkaido, Japan
E-mail: tsuge@sci.hokudai.ac.jp
Fax: +81 011 706 3447
Tel: +81 011 706 3479

^b Catalysis Research Center, Hokkaido University, Sapporo, Japan

Abstract

The direction of excitation energy migration is reversed in a system composed of {Ru(bpy)₂}-{pyridylporphyrin}₂ by the addition of a Zn²⁺ ion. The Zn²⁺ system shows an excitation-wavelength dependent emission.

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Supplementary files

Synthetic procedures, redox potentials, absorption, emission and excitation spectra PDF (735K)

Article information

DOI: https://doi.org/10.1039/B800432N
Article type: Communication
Submitted: 09 Jan 2008
Accepted: 09 Jan 2008
First published: 07 Feb 2008

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Dalton Trans., 2008, 1541-1543

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Excitation energy flow control in {Ru(2,2′-bipyridine)₂}-{pyridylporphyrin}₂ systems

H. Kon, K. Tsuge, T. Imamura, Y. Sasaki, S. Ishizaka, N. Kitamura and M. Kato, Dalton Trans., 2008, 1541 DOI: 10.1039/B800432N

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Dalton Transactions