1. Solution Oriented Research for Science and Technology (SORST)-Japan Science and Technology Corporation (JST), c/o NEC Fundamental Research Laboratories, 34 Miyukigaoka, Tsukuba, Ibaraki, 305-8501, Japan, NEC, 34 Miyukigaoka, Tsukuba, Ibaraki, 305-8501, Japan, and Meijo University, Tempaku-ku, Nagoya 468-8502, Japan