<strong>Stress-Controlled Shear Localization Governs Slow-to-Fast Slip Behavior in a Decimeter-Scale Quartz Gouge Fault</strong>

Giacomo Mastella

Presentation information

[E] Oral

S (Solid Earth Sciences ) » S-CG Complex & General

[S-CG56] Science of Slow and Fast Earthquakes

Wed. May 27, 2026 1:45 PM - 3:15 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

Chairperson:Kuo Szu-Ting(Sinotech Engineering Consultants Inc.), Lin Zhuyuan(Japan Agency for Marine-Earth Science and Technology)

2:15 PM - 2:30 PM

[SCG56-45] Stress-Controlled Shear Localization Governs Slow-to-Fast Slip Behavior in a Decimeter-Scale Quartz Gouge Fault

*Giacomo Mastella¹, Giuseppe Volpe¹, Martijn Van Den Ende¹, Michele De Solda¹, Fabio Corbi², Funiciello Francesca³, Chris Marone¹, Marco Scuderi¹ (1. Dipartimento di Scienze della Terra, La Sapienza Università di Roma, Roma, Italy., 2. Istituto di Geologia Ambientale e Geoingegneria – CNR c/o Dipartimento di Scienze della Terra, Sapienza Università di Roma, Rome, Italy., 3. Università “Roma Tre”, Dipartimento di Scienze, Laboratory of Experimental Tectonics, Rome, Italy.)

Keywords:Fault slip stability, Rupture dynamics , Slow slip, Gouge-filled experimental faults, Stress heterogeneity, Shear localization