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A comparative study of digital image correlation and fiber Bragg grating sensors based on strain measurements
Fiber Bragg grating (FBG) sensors are gaining prominence as contact sensors to find the field of displacement and strain measurements in recent times...
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Source Modeling of the 2009 Fengpin–Hualien Earthquake Sequence, Taiwan, Inferred From Static Strain Measurements
We analyze high-resolution borehole strainmeter signals to constrain the fault plane solutions and locations of the 2009 Fengpin-Hualien earthquakes,...
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Rock Triaxial Tests: Global Deformation vs Local Strain Measurements—Implications
Accurate stress–strain measurements in triaxial tests are critical to compute reliable mechanical parameters. We focus on compliance at the...
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Estimation of Strain
Nowadays, a statement such as weakly, moderately or strongly deformed rock sounds rather vague to a structural geologist as it does not give any idea...
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Shear behavior of undisturbed expansive soil under plane strain condition subjected to medium strain rate
Rapid dynamic loads, such as those caused by earthquakes or traffic, induce medium strain rates in expansive soil, impacting its mechanical...
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Stress–strain behavior of modified expansive clay soil: experimental measurements and prediction models
Building on expansive soil is risky due to its high compressibility, low shear strength, and differential settlement. This study evaluates the...
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A Method to Correct Indirect Strain Measurements in Laboratory Uniaxial and Triaxial Compressive Strength Tests
When carrying out uniaxial, standard triaxial, or true triaxial compressive tests on rock, the strain response of the specimens can be measured...
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Pre-Failure Strain Localization in Siliclastic Rocks: A Comparative Study of Laboratory and Numerical Approaches
We combined novel laboratory techniques and numerical modeling to investigate (a) seismic preparatory processes associated with deformation...
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Strain Amplitude Dependent Transition from Dynamic to Static Bulk Modulus in Rocks with and Without Pre-existing Cracks
We performed new quasi-static measurements over a broad range of strain amplitudes to determine the dynamic and static bulk moduli of rocks.
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Strain Analysis and Microstructural Study of Hamadat Core Complex, Northwestern Arabian Shield, Saudi Arabia
AbstractThe present work illustrates the structural setting in the Hamadat core complex, which located in the Midyan terrane. It is essential to...
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Tidal Calibration of the Gladwin Tensor Strain Monitor (GTSM) Array in Taiwan
To ensure the accuracy and reliability of crustal strain measures, sensors require a thorough calibration. In Taiwan, the complicated dynamics of...
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Desorption Strain Kinetics of Gas-Bearing Coal based on Thermomechanical Diffusion–Seepage Coupling
The characteristics of coal desorption strain play a crucial role in coal permeability, coalbed methane (CBM) recovery, and the prevention of...
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Method for Measuring Three-Dimensional Strain Tensor of Rock Specimen Using Strain Gauges
We propose a method for identifying a three-dimensional strain tensor using six or more strain gauges. This purely theoretical method assumes...
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Strain Partitioning and Frictional Behavior of Opalinus Clay During Fault Reactivation
The Opalinus Clay (OPA) formation is considered a suitable host rock candidate for nuclear waste storage. However, the sealing integrity and...
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Effect of Pore Pressure on Strain Rate-Dependency of Coal
Viscoelastic strain rate-dependent behaviour of coal is critical in several subsurface engineering applications especially coal seams gas production....
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Time–Space Joint Response Characteristics of Acoustic Emission and Strain of Coal Damage Evolution
The occurrence of rockburst disasters is closely related to the zonal deformation and failure of rock masses. To effectively monitor and understand...
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Preliminary Study of the Opportunity to Predict Changes in Rock Samples Inner Structure Caused by Triaxial Loading Based on Stress–Strain Relationship
The paper presents a mathematical model for interpreting the stress–strain curve obtained from triaxial loading tests performed on cylindrical rock...
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Dynamic Split Tensile Strength of Basalt, Granite, Marble and Sandstone: Strain Rate Dependency and Fragmentation
The aim of this study is to understand the strength behaviour and fragment size of rocks during indirect, quasi-static and dynamic tensile tests....
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Characterizing Anisotropic Swelling Strains of Coal Using Combined Rosette Strain Gauge and CT-Scans
Matrix shrinkage/swelling induced by gas sorption can be a major geomechanical driver for coalbed methane reservoir stress depletion and gas...
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Correcting indirect strain measurements in laboratory uniaxial compressive testing at various scales
Various devices can directly or indirectly measure strain and record the deformational response of rock materials in uniaxial compressive strength...
