Failure mechanism of rock masses with complex geological conditions in a large underground cavern: A case study

JS Zhao, SQ Duan, BR Chen, L Li, BG He, PX Li… - Soil Dynamics and …, 2024 - Elsevier
Reasonable and accurate identification of the failure mechanism of rock masses is of great
significance for achieving a comprehensive and thorough understanding of the fracture …

Fault roughness controls injection-induced seismicity

L Wang, G Kwiatek, F Renard… - Proceedings of the …, 2024 - National Acad Sciences
Surface roughness ubiquitously prevails in natural faults across various length scales.
Despite extensive studies highlighting the important role of fault geometry in the dynamics of …

A laboratory perspective on accelerating preparatory processes before earthquakes and implications for foreshock detectability

THW Goebel, V Schuster, G Kwiatek, K Pandey… - Nature …, 2024 - nature.com
Dynamic failure in the laboratory is commonly preceded by many foreshocks which
accompany premonitory aseismic slip. Aseismic slip is also thought to govern earthquake …

Seismic and aseismic preparatory processes before large stick–slip failure

G Dresen, G Kwiatek, T Goebel, Y Ben-Zion - Pure and Applied …, 2020 - Springer
Natural earthquakes often have very few observable foreshocks which significantly
complicates tracking potential preparatory processes. To better characterize expected …

[HTML][HTML] Injection-induced fault slip and associated seismicity in the lab: Insights from source mechanisms, local stress states and fault geometry

L Wang, G Kwiatek, M Bohnhoff, E Rybacki… - Earth and Planetary …, 2024 - Elsevier
Probing source mechanisms of natural and induced earthquakes is a powerful tool to unveil
associated rupture kinematics. The source processes of failure and slip instability driven by …

Intermittent criticality multi‐scale processes leading to large slip events on rough laboratory faults

G Kwiatek, P Martínez‐Garzón, T Goebel… - Journal of …, 2024 - Wiley Online Library
We discuss data of three laboratory stick‐slip experiments on Westerly Granite samples
performed at elevated confining pressure and constant displacement rate on rough fracture …

Unsupervised clustering of catalogue-driven features for characterizing temporal evolution of labquake stress

S Karimpouli, G Kwiatek… - Geophysical Journal …, 2024 - academic.oup.com
Earthquake forecasting poses significant challenges, especially due to the elusive nature of
stress states in fault systems. To tackle this problem, we use features derived from seismic …

What controls the presence and characteristics of aftershocks in rock fracture in the lab?

J Davidsen, T Goebel, G Kwiatek… - Journal of …, 2021 - Wiley Online Library
Aftershock cascades are a characteristic feature of natural seismicity, but underlying
mechanisms remain debated. Here, we experimentally explore the presence or absence of …

Limited earthquake interaction during a geothermal hydraulic stimulation in Helsinki, Finland

G Kwiatek, P Martínez‐Garzón… - Journal of …, 2022 - Wiley Online Library
We investigate induced seismicity associated with a hydraulic stimulation campaign
performed in 2020 in the 5.8 km deep geothermal OTN‐2 well near Helsinki, Finland as part …

[HTML][HTML] Characterizing large deformation of soft rock tunnel using microseismic monitoring and numerical simulation

Y Sun, N Xu, P **ao, Z Sun, H Li, J Liu, B Li - Journal of Rock Mechanics …, 2025 - Elsevier
Surrounding rock deterioration and large deformation have always been a significant
difficulty in designing and constructing tunnels in soft rock. The key lies in real-time …