1. National Institute of Advanced Industrial Science and Technology (AIST)
2. Tsukuba 305-8568
3. Japan
4. Center for Correlated Electron Systems
5. Institute for Basic Science
6. National Institute for Materials Science (NIMS)
7. WPI-MANA and CFSN
8. Tsukuba
9. Department of Physics
10. Osaka University
11. Osaka 560-0043