[S-IT20] Coupling of deep Earth and surface processes

[SIT20-05] Imprints of Cretaceous Magmatism on the Oldest Pacific Lithosphere: Evidence From Seismic Anisotropy

*Kai Xun Chen¹, Takehi Isse², Hitoshi Kawakatsu², Hajime Shiobara², Nozomu Takeuchi², Hiroko Sugioka³, Hisashi Utada², Ban-Yuan Kuo¹, Patty Pei-Ying Lin⁴, Shu-Huei Hung⁵, Ping-You Chang⁶, Yih Yang⁷, Wu-Cheng Chi¹, YoungHee Kim⁸, Sang-Mook Lee⁸, Yuancheng Gung⁵ (1. Institute of Earth Sciences, Academia Sinica, Taipei, Taiwan, 2. Earthquake Research Institute, The University of Tokyo, Tokyo, Japan, 3. Graduate School of Science, Kobe University, Hyogo, Japan, 4. Department of Earth Sciences, National Taiwan Normal University, Taipei, Taiwan, 5. Department of Geosciences, National Taiwan University, Taipei, Taiwan, 6. Department of Earth Sciences, National Central University, 7. National Institutes of Applied Research, Taiwan Ocean Research Institute, 8. School of Earth and Environmental Sciences, Seoul National University, Seoul, Republic of Korea)

キーワード：Oceanic lithosphere, ambient noise tomography, Pacific array, ocean-bottom seismometer, seismic anisotropy