Institution: | 1. Tokyo Institute of Technology, Department of Organic and Polymeric Materials , Meguro-ku, O-okayama, Tokyo , 152 , Japan;2. Japan Atomic Energy Research Institute , Watanukicho 1233, Gunma, Takasaki-shi , 370-12;3. Yamato-Laboratory IBM Japan , 1623-14 Shimotsuruma, Yamato-shi, Kanagawa , 242 , Japan;4. Tokyo Institute of Technology, Department of Organic and Polymeric Materials , Meguro-ku, O-okayama, Tokyo , 152 , Japan;5. Department of Applied Physics , University of Tokyo , Tokyo , 113 , Japan |