Sessions

Special session » S21. Seismic spectral analyses for earthquake source physics, earth structure estimation, and strong motion assessment

Room A

AM-1

Thu. Oct 14, 2021 9:00 AM - 10:00 AM ROOM A (ROOM A)

chairperson:Takahiko Uchide(Geological Survey of Japan, AIST), Kazuhiro Somei(Geo-Research Institute)

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9:00 AM - 9:15 AM

[S21-01] [Invited] Introduction to the SCEC Community Stress Drop Validation Study

Annemarie Baltay², Rachel Abercrombie³, 〇Taka'aki Taira¹ (1.Berkeley Seismological Laboratory, 2.U.S. Geological Survey, 3.Boston University)

9:15 AM - 9:30 AM

[S21-02] Quantification of the Complexities in Rupture Processes of Small Earthquakes by Multiple Spectral Ratio Analyses

〇Takahiko UCHIDE¹ (1.Geological Survey of Japan, AIST)

9:30 AM - 9:45 AM

[S21-03] Spatial pattern in frictional properties on the subducting Philippine Sea Plate off the east of Kyushu Island

〇Takuji YAMADA¹ (1.Ibaraki University)

9:45 AM - 10:00 AM

[S21-04] Horizontal Site Amplification Factors and Horizontal-to-Vertical Spectral Ratios of S-wave Part and Whole Duration: Needs of Different Correction Function

〇Hiroshi KAWASE¹, Eri Ito¹, Kenichi Nakano² (1.Disaster Prevention Research Institute, 2.HAZAMA ANDO CORPORATION)

Poster session (Oct. 14th)

P

Thu. Oct 14, 2021 3:30 PM - 5:00 PM ROOM P7 (ROOM P)

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3:30 PM - 5:00 PM

[S21P-01] Preliminary analysis of frequency response of ground amplification by spectral analysis with autoregressive model

〇Noriko KAMAYA¹, Masashi OGISO¹ (1.Meteorological Research Institute)

3:30 PM - 5:00 PM

[S21P-02] Rupture propagation effects of moderate-sized earthquakes off Fukushima prefecture derived from source spectra

〇Toshimi SATOH¹ (1.Shimizu Corporation)

3:30 PM - 5:00 PM

[S21P-03] Stress drops of small earthquakes off the east coast of Ibaraki and Chiba Prefectures: Spatial heterogeneity in frictional properties on the subducting Pacific Plate

〇Tsukasa Masuda¹, Takuji Yamada¹ (1.Ibaraki University)

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