1. Nanotechnology Research Institute (NRI), National Institute of Advanced Industrial Science and Technology (AIST), 1-1-1 Umezono, Tsukuba, Ibakaki 305-8568
2. Liquid Crystal Nano-System Project, ERATO/SORST, Japan Science and Technology Agency (JST), 5-9-9 Tokodai, Tsukuba, Ibaraki 300-2635