<strong>Frictional Strengthening and Slip-Velocity Reduction of Granite Fractures by Chelating Agent Solution Stimulation</strong>

Eko Pramudyo

Presentation information

[E] Oral

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

[S-CG57] Frontiers in Fluid-Rock Interactions: Linking Surface Processes to Deep Subduction Dynamics

Thu. May 28, 2026 3:30 PM - 5:00 PM Exhibition Hall Special Setting (6) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Nakajima Junichi(Department of Earth and Planetary Sciences, Institute of Science Tokyo), Aida Koki(The University of Tokyo)

3:45 PM - 4:00 PM

[SCG57-20] Frictional Strengthening and Slip-Velocity Reduction of Granite Fractures by Chelating Agent Solution Stimulation

*Eko Pramudyo¹, Lena Muhl^1,2,3, Luis Salalá¹, Jiajie Wang¹, Guido Blöcher^2,4, Ingo Sass^2,3, Noriaki Watanabe¹ (1. Department of Environmental Studies for Advanced Society, Graduate School of Environmental Studies, Tohoku University, Sendai 980-8579, Japan., 2. GFZ Helmholtz Centre for Geosciences, Section 4.3: Geoenergy, Telegrafenberg, 14473, Potsdam, Germany. , 3. Department of Geothermal Science and Technology, Institute of Applied Geosciences, Technical University of Darmstadt, Schnittspahnstraße 9, 64287 Darmstadt, Germany. , 4. Department of Engineering Geology, Technical University of Berlin, 10587 Berlin, Germany)

Keywords:granite fracture, chelating agent, friction coefficient, Enhanced Geothermal System