Affiliation: | 1. Institute of Fluid Science, Tohoku University, 2-1-1 Katahira, Aoba-ku, Sendai 980-8577, Japan;2. Fukushima Renewable Energy Institute, National Institute of Advanced Industrial Science and Technology (AIST), 2-2-9 Machiikedai, Koriyama, Fukushima 963-0298, Japan;3. Department of Aerospace Engineering, Tohoku University, 6-6-01 Aoba, Aramaki-aza, Aoba-ku, Sendai, Miyagi 980-8579, Japan |