[A1-O401] Oral 401

[A1-O401-03] Spin-Torque Gilbert Damping Modulation due to a Spin Current in Si/Al Compositional Gradient Material

*Taisuke Horaguchi¹, Cong He², Zhenchao Wen², Tadakatsu Ohkubo², Seiji Mitani², Hiroaki Sukegawa², Hunji Fujimoto³, Kazuto Yamanoi¹, Mamoru Matsuo⁴, Yukio Nozaki¹ (1. Keio Univ. (Japan), 2. NIMS (Japan), 3. Saitama Univ. (Japan), 4. Kavli ITS UCAS (China))

キーワード：Spin current, ST-FMR, Spin-vorticity coupling,, Compositional gradient material