1. Molecular Photoscience Research Center, Kobe University, 1-1 Rokkodai, Nada, Kobe 657-8501
2. Venture Business Laboratory, Kobe University, 1-1 Rokkodai, Nada, Kobe 657-8501
3. Graduate School of Science and Technology, Kobe University, 1-1 Rokkodai, Nada, Kobe 657-8501
4. Institute for Molecular Science and Grad. Univ. Advanced Studies, Okazaki 444-8585
5. Department of Applied Physics, University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-8656