1. Japan Synchrotron Radiation Research Institute, 1-1-1, Kouto, Sayo-cho, Sayo-gun, Hyogo 679-5198, Japan
2. Idemitsu Kosan Co. Ltd., 1280, Kamiizumi, Sodegaura-city, Chiba 299-0293, Japan
3. Osaka Research Institute of Industrial Science and Technology, Morinomiya Center, 1-6-50, Morinomiya, Joto-ku, Osaka-city, Osaka 536-8553, Japan