The 2025 SSJ Fall Meeting
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Session Details

Room ARegular session : S08. Earthquake physics

[S08]Earthquake physics

Tue. Oct 21, 2025 9:00 AM - 10:30 AM JST
Tue. Oct 21, 2025 12:00 AM - 1:30 AM UTC
Room A(501)
chairperson:Naoyuki KATO(Earthquake Research Institute, The University of Tokyo), Futoshi YAMASHITA(NIED)
9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[S08-18]Rupture process controlled by local stress distribution on a 6-meter-long laboratory fault

*Futoshi YAMASHITA1, Eiichi Fukuyama2,1, Kurama Okubo1, Yoshiaki Matsumoto1 (1. NIED, 2. Graduate School of Engineering, Kyoto University)
9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[S08-19]Nanoscale Surface Groove Generation Mechanisms in Quartz Asperities: Effect of Lattice Orientation

*SHENG LI1, Eiichi Fukuyama1 (1. Kyoto University)
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[S08-20]Dependence of Critical Nucleation Size on Static Stress Drop and Normal Load in Large-Scale Rock Friction Experiments

*Yoshiaki Matsumoto1, Kurama Okubo1, Futoshi Yamashita1, Eiichi Fukuyama2,1 (1. National Research Institute for Earth Science and Disaster Resilience (NIED), 2. Kyoto University)
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[S08-21]Recurrence Intervals of Slow Slip Events in a Rate-State Friction Model and Implications for Estimation of Friction Parameters

*Naoyuki KATO1 (1. Earthquake Research Institute, The University of Tokyo)
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[S08-22]Studying Earthquake Power Laws: Analytical Derivation of Phase Boundaries Observed in Mathematical Model of Earthquakes

*Tetsuto Otani1, Nobuki Kame1 (1. Earthquake Research Institute, The University of Tokyo)
10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

[S08-23]Triggering of Unstable Slip in Granular Matter

Ryunosuke Sakamoto1, *Takahiro HATANO1 (1. Department of Earth and Space Science, The University of Osaka)
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