1. World Premier International (WPI) Research Center for Materials Nanoarchitechtonics (MANA), National Institute for Materials Science (NIMS), 1‐1 Namiki, Tsukuba, Ibaraki 305‐0044 (Japan), Fax: (+81) 29‐860‐4706 http://www.nims.go.jp/mana/members/independent_scientist/y_yamauchi/index.html
2. Toyota Tsusho Corporation, 3‐8‐1 Marunouchi, Chiyoda‐ku, Tokyo 100‐8320 (Japan)
3. Adamatechs Co., Ltd. 1099‐20 Aza‐Marune, Ooaza‐Kurozasa, Miyoshi, Aichi 470‐0201 (Japan)
4. Advanced Nano Characterization Center, National Institute for Materials Science (NIMS), 3‐13 Sakura, Tsukuba, Ibaraki 305‐0003 (Japan)
5. Precursory Research for Embryonic Science and Technology (PRESTO), Japan Science and Technology Agency (JST), 2‐1 Hirosawa, Wako, Saitama 351‐0198 (Japan)