1. Graduate School of Engineering, Kyushu Institute of Technology, Kitakyushu 804-8550
2. Muroran Institute of Technology, Muroran, Hokkaido 050-8585
3. Division of Chemistry, Graduate School of Science, Hokkaido University, Sapporo 060-0810
4. Department of Physics, Tokyo Metropolitan University, Hachioji, Tokyo 192-0397
5. Faculty of the Integrated Arts and Sciences, The University of Tokushima, Tokushima 770-8502