1. a Advanced Composite Group, Aerospace Research and Development Directorate (ARD), Japan Aerospace Exploration Agency (JAXA), 6-13-1 Osawa, Mitaka, Tokyo 181-0015, Japan
2. b Department of Aerospace Engineering, Tohoku University, 6-6-01, Aoba-yama, Aoba-ku, Sendai, Miyagi 980-8579, Japan;, Email: okabe@plum.mech.tohoku.ac.jp