1. School of Information Science JAIST Asahidai 1‐1 Nomi Ishikawa 923‐1292 Japan
2. State Key Laboratory of Structural Chemistry Fujian Institute of Research on the Structure of Matter Chinese Academy of Sciences Fuzhou 350002 China
3. National Institute for Materials Science 1‐2‐1 Sengen Tsukuba Ibaraki 305‐0047 Japan
4. University of Tsukuba 1‐1‐1 Tennodai Tsukuba Ibaraki 305‐8577 Japan
5. International School for Advanced Studies (SISSA) Via Bonomea 265, Trieste 34136 Italy
6. Research Center for Advanced Computing Infrastructure JAIST Asahidai 1‐1 Nomi Ishikawa 923‐1292 Japan