1. Department of Aeronautics and Astronautics, Kyushu University 1 , 744 Motooka, Fukuoka 819-0395, Japan
2. International Institute for Carbon-Neutral Energy Research (WPI-I2CNER), Kyushu University 2 , 744 Motooka, Fukuoka 819-0395, Japan
3. Department of Aerospace and Mechanical Engineering, University of Arizona 3 , Tucson, Arizona 85721, USA