Search Results - "Veveakis, Manolis"

Weak phases production and heat generation control fault friction during seismic slip by Rattez, Hadrien, Veveakis, Manolis

“…The triggering and magnitude of earthquakes is determined by the friction evolution along faults. Experimental results have revealed a drastic decrease of the…”
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Continuous assessment of landslides by measuring their basal temperature by Seguí, Carolina, Veveakis, Manolis

“…In this study, we suggest a temperature-based assessment and mitigation approach for deep-seated landslides that allows to forecast the behavior of the slide…”
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Zebra rocks: compaction waves create ore deposits by Kelka, Ulrich, Veveakis, Manolis, Koehn, Daniel, Beaudoin, Nicolas

“…Nature has a range of distinct mechanisms that cause initially heterogeneous systems to break their symmetry and form patterns. One of these patterns is zebra…”
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The interplay between phyllosilicates fabric and mechanical response of deep-seated landslides. The case of El Forn de Canillo landslide (Andorra) by Seguí, Carolina, Tauler, Esperança, Planas, Xavier, Moya, Jose, Veveakis, Manolis

“…Deep-seated landslides are among the most devastating natural hazards on earth, usually involving a rigid rock mass sliding over a weak, clayey shear band rich…”
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Life Expectancy of Evaporating Capillary Bridges Predicted by Tertiary Creep Modeling by Guével, Alexandre, Mielniczuk, Boleslaw, Veveakis, Manolis, Hueckel, Tomasz

“…The evaporation of capillary bridges is experimentally investigated at the microscale through a three-grain capillary cluster. This setting provides the…”
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Fault reactivation during fluid production, modelled as a multi-physics multi-scale instability by Lesueur, Martin, Poulet, Thomas, Veveakis, Manolis

“…During fluid production in carbonate reservoir rock under high Pressure and Temperature conditions, the production-enhanced shear-heating of a creeping fault…”
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Analysis of Dynamics in Multiphysics Modelling of Active Faults by Alevizos, Sotiris, Poulet, Thomas, Veveakis, Manolis, Regenauer-Lieb, Klaus

“…Instabilities in Geomechanics appear on multiple scales involving multiple physical processes. They appear often as planar features of localised deformation…”
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Deep Geothermal： The ＇Moon Landing＇ Mission in the Unconventional Energy and Minerals Space by Regenauer-Lieb, Klaus, Bunger, Andrew, Chua, Hui Tong, Dyskin, Arcady, Fusseis, Florian, Gaede, Oliver, Jeffrey, Rob, Karrech, Ali, Kohl, Thomas, Liu, Jie, Lyakhovsky, Vladimir, Pasternak, Elena, Podgorney, Robert, Poulet, Thomas, Rahman, Sheik, Schrank, Christoph, Trefry, Mike, Veveakis, Manolis, Wu, Bisheng, Yuen, David A., Wellmann, Florian, Zhang, Xi

“…Deep geothermal from the hot crystalline basement has remained an unsolved frontier for the geothermal industry for the past 30 years. This poses the challenge…”
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A viscoplastic approach for pore collapse in saturated soft rocks using REDBACK: An open-source parallel simulator for Rock mEchanics with Dissipative feedBACKs by Poulet, Thomas, Veveakis, Manolis

“…Numerical simulators have become indispensable in geomechanics to model increasingly more complex rock behaviours by harnessing the growing computational power…”
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A Phase-Field Discrete Element Method to study chemo-mechanical coupling in granular materials by Sac-Morane, Alexandre, Veveakis, Manolis, Rattez, Hadrien

“…This paper presents an extension of the discrete element method using a phase-field formulation to incorporate grain shape and its evolution. The introduction…”
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Three-scale multiphysics finite element framework (FE3) modelling fault reactivation by Lesueur, Martin, Poulet, Thomas, Veveakis, Manolis

“…Fluid injection or production in petroleum reservoirs affects the reservoir stresses such that it can even sometime reactivate dormant faults in the vicinity…”
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Influence of cementation on the yield surface of rocks numerically determined from digital microstructures by Lesueur, Martin, Veveakis, Manolis, Rattez, Hadrien

“…Digital Rock Physics has reached a level of maturity on the characterisation of primary properties that depend on the microstructure – such as porosity,…”
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Permeability Hysteresis From Microchannels Opening During Dissolution/Reprecipitation Cycle by Lesueur, Martin, Poulet, Thomas, Veveakis, Manolis

“…Permeability is a critical parameter for geological resources characterization. Its evolution with respect to porosity is particularly interesting and many…”
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Frictional weakening of a granular sheared layer due to viscous rolling revealed by discrete element modeling by Sac-Morane, Alexandre, Veveakis, Manolis, Rattez, Hadrien

“…Considering a 3D sheared granular layer through a discrete element modeling, it is well known the rolling resistance influences the macro friction coefficient…”
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The importance of Thermo-Hydro-Mechanical couplings and microstructure to strain localization in 3D continua with application to seismic faults. Part II: Numerical implementation and post-bifurcation analysis by Rattez, Hadrien, Stefanou, Ioannis, Sulem, Jean, Veveakis, Manolis, Poulet, Thomas

“…In this paper we study the phenomenon of localization of deformation in fault gouges during seismic slip. This process is of key importance to understand…”
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Strain localization regularization and patterns formation in rate-dependent plastic materials with multiphysics coupling by Jacquey, Antoine B., Rattez, Hadrien, Veveakis, Manolis

“…Not provided…”
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A note on the instability and pattern formation of shrinkage cracks in viscoplastic soils by Veveakis, Manolis, Poulet, Thomas

“…In this note we present a theoretical study on the conditions for the onset of cracks, as well as the corresponding pattern formation, in saturated…”
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Prediction and demonstration of periodic tensile cracking in rate-dependent porous cement by Lu, Yunxing, Veveakis, Manolis, Crandall, Dustin, Bunger, Andrew P.

“…•Periodic tensile cracks experimentally demonstrated in rate-dependent porous material.•Occur when initially confined saturated material is suddenly…”
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Multi-Physics Modelling of Fault Mechanics Using REDBACK: A Parallel Open-Source Simulator for Tightly Coupled Problems by Poulet, Thomas, Paesold, Martin, Veveakis, Manolis

“…Faults play a major role in many economically and environmentally important geological systems, ranging from impermeable seals in petroleum reservoirs to fluid…”
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Strain localization regularization and patterns formation in rate-dependent plastic materials with multiphysics coupling by Jacquey, Antoine B., Rattez, Hadrien, Veveakis, Manolis

“…Strain localization is an instability phenomenon occurring in deformable solid materials which undergo dissipative deformation mechanisms. Such instability is…”
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