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Anisotropic Characteristic Strength and Energy Evolution of Irregular Columnar Jointed Rock Masses Before and After Excavation
Accurately gras** the anisotropic mechanical behavior and energy evolution mechanism of columnar jointed rock masses (CJRMs) before and after...
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A Statistical Anisotropic Damage Constitutive Model for Shale Including the Effects of Confining Pressure and Strain Rate
Confining pressure, strain rate and anisotropy are three essential factors that affect the mechanical behaviors of shale. In this study, a damage...
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A Microplane-Based Anisotropic Damage Model for Deformation and Fracturing of Brittle Rocks
Anisotropy is an important property that is widely present in crustal rocks. Efforts have been devoted to providing a constitutive model that can...
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Direct Tensile Test and FDEM Numerical Study on Anisotropic Tensile Strength of Kangding Slate
A large amount of slates is distributed along Kangding No. 2 tunnel of Sichuan–Tibet Railway (China). The bedding of the Kangding slate is rich,...
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Influences of Schistosity Structure and Differential Stress on Failure and Strength Behaviors of an Anisotropic Foliated Rock Under True Triaxial Compression
Foliated rocks are often encountered in underground engineering, and the spatial orientation relationship between its foliation and in situ stress...
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A Three-dimensional Anisotropic Creep Model for Predicting the Time-dependent Deformation of Layered Rock Mass
Characterizing layered rock's anisotropic creep is crucial for assessing the potential effect of anisotropic creep on the long-term stability of...
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An Anisotropic Failure Criterion for Jointed Rocks Under Triaxial Stress Conditions
In the field of rock engineering, the anisotropic failure criterion plays a vital role in predicting the strength of rocks with varying degrees of...
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A Modified Anisotropic Hoek and Brown Failure Criterion for Transversely Isotropic Rocks
Transversely Isotropic (TI) rocks exhibit anisotropic strength characteristics due to uniform structural features such as foliation, lamination,...
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A Regularised Anisotropic Elastoplastic Damage and Viscoplastic Model and Its Hydromechanical Application to a Meuse/Haute-Marne URL Drift
Clay formations are one of the options currently being considered for the storage of radioactive wastes worldwide. In France, the National...
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An Anisotropic Thermal–Mechanical Coupling Failure Criterion for Slate
This study investigates the thermal–mechanical behavior of slates in geothermal reservoirs and establishes an anisotropic thermal–mechanical coupling...
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Strength Model of Soda Residue Soil Considering Consolidation Stress and Structural Influence
Soda residue (SR) is a type of industrial waste produced in the soda process with the ammonia-soda method. Applying SR to backfilling solves the land...
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Stability charts for undrained clay slopes considering soil anisotropic characteristics
It is generally recognized that the stress-induced anisotropy of undrained cohesive soil has a significant influence on the factor of safety of...
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An Experimental and Numerical Study of Layered Sandstone's Anisotropic Behaviour Under Compressive and Tensile Stress Conditions
The weak planes in the sandstone bedding generate anisotropy in the mechanical behavior of the rock. These discontinuities affect both the strength...
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Calibration Method and Material Constants of an Anisotropic, Linearly Elastic and Perfectly Plastic Mohr–Coulomb Constitutive Model for Opalinus Clay
Nagra, the cooperative for develo** and implementing a long-term radioactive waste depository in Switzerland, identified Opalinus Clay as the most...
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Three-dimensional undrained stability analysis of circular tunnel heading in anisotropic and heterogeneous clay: FELA, ANN, MARS, and XGBoost
The tunnel face stability in undrained anisotropic clay that has an increasing shear strength with depth is investigated by using three-dimensional...
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Effects of Foliation Type and Orientation on Tensile Strength of Low Porosity Rocks
The tensile strength of rock is a critical material property in rock engineering design. In many cases, anisotropic rocks make up the intact part of...
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Influence of Intermediate Principal Stress on Mechanical and Failure Properties of Anisotropic Sandstone
Since an increasing number of rock engineering structures are constructed in the stratified rock mass, a comprehensive understanding of the...
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Hybrid Data-Driven Polyaxial Rock Strength Meta Model
The accurate evaluation of polyaxial rock strength is important in the mining, geomechanics, and geoengineering fields. In this research, hybrid meta...
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Anisotropic behavior of excavated layered rock mass subjected to compression considering the joint roughness
The failure mode of the surrounding rock disturbed by the excavation of layered fractured rock is dominated by the spatial distribution of the...
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Computational Modeling of Tool-Rock Frictional Contact With Anisotropic Damage
The mechanism of frictional contact is investigated between a blunt tool and quasi-brittle rocks with anisotropic damage. A recently developed...
