1. Department of Applied Physics, Waseda University, 3-4-1 Okubo, Shinjuku, Tokyo 169-8555
2. Department of Applied Arts and Design, Kurashiki University of Science and the Arts, 2640 Nishinoura, Tsurajima-cho, Kurashiki, Okayama 712-8505
3. Institute for Chemical Research (ICR), Kyoto University, Uji, Kyoto 611-0011