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A New Simplified Discrete Fracture Model for Shearing of Intersecting Fractures and Faults
Shearing of fractures and faults is important because it can result in permeability change or even induce seismicity—both are keys for efficient and...
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Analysis of fractures generated by faults at micro- and macro-scale and the influence on the secondary permeability: application to the Nevado del Ruiz area (Colombia)
This research contributes to the knowledge of the geothermal area of the Nevado del Ruiz Volcano (Colombia) by analyzing the secondary permeability...
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Experimental tests for study of failure process of soils with different clay content filled in fractures and faults
The process of permeation damage of the filling medium in the fracture is critical to the stability of the fractured rock mass. This study focused on...
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Microstructural characterization of natural fractures and faults in the Opalinus Clay: insights from a deep drilling campaign across central northern Switzerland
The Middle-Jurassic Opalinus Clay is the foreseen host rock for radioactive waste disposal in central northern Switzerland. An extensive drilling...
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Numerical analysis of geomechanical behavior of fractures and faults in a deformable porous medium
In this study, geomechanical behavior of fractures and faults in rocks as a saturated deformable discrete fracture-porous medium has been evaluated...
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Seismic wave attenuation (1/Qp) in the crust underneath the Eastern and eastern Southern Alps (Europe): imaging effects of faults, fractures, and fluids
We present a novel three-dimensional model of compressional wave attenuation (1/ Q P ) for the Eastern and eastern Southern Alps in Europe that includes...
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Quantitative analysis of Cenozoic faults and fractures and their impact on groundwater flow in the bedrock aquifers of Ireland
Faults and fractures are a critical store and pathway for groundwater in Ireland’s limestone bedrock aquifers either directly as conductive...
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Characteristics and evolution of faults in the north-central Yin’e Basin and the effects on the coal-seam in the Cretaceous strata
Research on the characteristics of faults and their evolutionary history since the Cretaceous in the Suhongtu-Dagu depressions can provide a...
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Assessment of the level of activity of advective transport through fractures and faults in marine deposits by comparison between stable isotope compositions of fracture and pore waters
Assessment of the level of activity of advective transport through faults and fractures is essential for guiding the geological disposal of...
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Controls of strike-slip fault on fractures: Insight from 3D discrete element simulation
The fracture-cave reservoirs controlled by strike-slip faults are the main targets for oil and gas exploration of ultra-deep carbonate in the Tarim...
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Performance of multistage-fractured horizontal wells with secondary discrete fractures in heterogeneous tight reservoirs
A significant portion of tight sandstone reservoirs commonly displays intricate fluvial channels or fault systems. Despite various attempts at...
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Laboratory Shear Behavior of Tensile- and Shear-Induced Fractures in Sandstone: Insights from Acoustic Emission
The distinction between the shear behavior of tensile- and shear-induced fractures is critical to understanding the deformation and failure of...
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Frictional Stability and Permeability Evolution of 3D Carved Longmaxi Shale Fractures and Its Implications for Shale Fault Stability in Sichuan Basin
Fluid injection associated with unconventional resource extraction activities can alter the friction-permeability relationship of fractures, thereby...
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Investigating the Geomorphic Evidence and Movement Potential of Active Faults in Golpayegan Area, Iran
AbstractAlong the western part of Golpayegan city, in an area parallel to the main axis of Zagros, the calculation of morphometric indices in the...
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Fractures and lineaments map** and hydrodynamic impacts on surface and groundwater occurrence and quality in an arid region, Oued M’ya basin–Southern Sahara, Algeria
Within Algerian Sahara, the Oued M’ya basin contains four major superposed aquifers that exhibit water upwelling phenomena and form wetland and...
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Laboratory Study on Fluid-Induced Fracture Slip and Permeability Evolution in Marble Fractures
The increased fluid pressure in faults/fractures can trigger the decrease of shear strength and induce the faults/fractures to become instable. A...
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The role of pre-existing faults and fractures in sha** polygonal impact craters and its tectonic implications in the southern Margaritifer Terra region, Mars
AbstractThe presence of polygonal-shaped craters, i.e., craters with complete or incomplete polygonal rims along with circular or elliptical...
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Recent Geodynamics of Induced Faults
AbstractAn analysis of the results of multiple repeated geodetic observations of deformation processes in fault zones is presented. Numerous examples...
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Pre-existing fractures and eruptive vent openings during the 2021 Fagradalsfjall eruption, Iceland
The Fagradalsfjall eruption commenced on 19 March 2021 on a ~180-m-long eruptive fissure, following a 23-day dike intrusion. New eruptive fissures...
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Tectonophysical Zoning of Seismogenic Faults in Eastern Anatolia and February 6, 2023 Kahramanmaraş Earthquakes
Abstract —The results of the tectonophysical reconstruction of stresses in the crust of Eastern Anatolia, obtained from the analysis of data on...
