1. AIST Hokkaido, National Institute of Advanced Industrial Science and Technology (AIST), 2-17 Tsukisamu-Higashi, Toyohira-ku, Sapporo 062-8517, Japan, NASA Glenn Research Center, Mail Stop 110-3, 21000 Brookpark Road, Cleveland, Ohio 44135, and Japan Space Utilization Promotion Center, 3-30-16 Nishiwaseda, Shinjuku-ku, Tokyo 169-8624, Japan