10:59 AM - 11:01 AM [PS-9-08] Spin Wave Propagation in Ferrimagnetic GdCo ○S. Funada1, T. Nishimura1, Y. Shiota1, S. Kasukawa1, M. Ishibashi1, T. Moriyama1, T. Ono1,2 (1.Kyoto Univ. (Japan), 2.Osaka Univ. (Japan))