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Experimental Study on Mechanical Deformation and Energy Evolution of Deep Coal Under Complex Stress Paths
Published 2025-02-01“…Both damage variables accumulate faster in the acceleration damage stage due to cyclic period acceleration.…”
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302
A multiscale crystal plasticity-multistage fatigue coupling framework for prediction of low-cycle fatigue life in laser additively manufactured titanium alloy
Published 2025-12-01“…Existing aerospace fatigue life models inadequately predict high-strain cycle failures in TC11 titanium alloys due to overlooked dynamic microstructural evolution and multiscale damage, undermining critical airframe safety assessments. …”
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303
Tolerancia al daño inducido bajo solicitaciones de contacto cíclicas en carburos cementados WC-Co//Tolerance induced damage under cyclic contact loading of WC-Co cemented carbides...
Published 2014-01-01“…In this context, in this<br />paper the influence of extrinsic damage on the residual strength of two grades with different microstructures is evaluated. …”
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304
Study on the performance of new cement-based underwater building crack repair materials based on response surface analysis
Published 2025-05-01“…This article focuses on the study of the fluidity of the slurry and the compressive strength of the stone body, and conducts an analysis of the microstructure. Meanwhile, it establishes the damage constitutive equation of the stone body. …”
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305
Effect of texture on the fatigue crack initiation of a Dual-Phase Titanium alloy
Published 2024-11-01“…FIPs are volume averaged over grains, bands, and sub bands in crystal plasticity (CP) simulation to investigate the influence of texture on FCI under low cycle fatigue. The equiaxed microstructure of Ti–6Al–4V was generated with three different textures: basal, basal/transverse and transverse. …”
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306
Softening and instability evolution of strip coal pillar under water immersion in goaf
Published 2025-08-01“…This study uses the mining of the A ore strip as an engineering background, conducts theoretical analyses and laboratory tests on coal pillars subjected to varying soaking durations, and examines the macroscopic and microscopic damage and deterioration processes of coal pillars under soaking conditions from the perspectives of mechanical properties, hydrochemical characteristics, and microstructural characterization. …”
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307
Research on the thermal-mechanical interaction of the defect evolution and surface generation during the drilling of thermoplastic composites
Published 2025-07-01“…Thrust forces, drilling temperatures, delamination damage, surface microstructure and roughness, and chip morphology are systematically analyzed. …”
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308
Enhanced irradiation-resistance in NbMoTaW refractory high-entropy alloy via rhenium addition
Published 2024-12-01“…The He2+ irradiation-induced mechanical and microstructural evolutions were studied in Nb25Mo25Ta25W25 (at.%) and Nb20Mo20Ta20W20Re20 (at.%) refractory high-entropy alloys (RHEAs) films, respectively. …”
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309
Protective effect of a silane-cement-based permeable crystalline composite coating on concrete structures under freeze-thaw chloride environments
Published 2025-07-01“…This may be attributed to the changes in the concrete microstructure during the initial stages and the protective layer formed by the coating on the surface. …”
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310
Finite Element Modeling of Acoustic Nonlinearity Derived from Plastic Deformation of 35CrMoA Steel
Published 2025-03-01“…Acoustic nonlinearity derived from microstructural evolution of metallic materials during plastic deformation has been found to be a promising nondestructive technique to identify early stage plastic damage in metallic structural components. …”
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311
MODELLING OF CRACK PROPAGATION: COMPARISON OF DISCRETE LATTICE SYSTEM AND COHESIVE ZONE MODEL
Published 2020-03-01Get full text
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312
High Radiation Resistance in the Binary W‐Ta System Through Small V Additions: A New Paradigm for Nuclear Fusion Materials
Published 2025-05-01“…Recent RHEAs, such as WTaCrV and WTaCrVHf, have shown superior radiation tolerance and microstructural stability compared to pure W, but their multi‐element compositions complicate bulk fabrication and limit practical use. …”
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313
High Absorption Broadband Ultra-Long Infrared Absorption Device Based on Nanoring–Nanowire Metasurface Structure
Published 2025-05-01“…Moreover, the different microstructures and the electrical and optical properties of different top materials affect the light absorption. …”
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314
Numerical study on the effect of V-notch on the penetration of grounding incidents in stiffened plates
Published 2025-08-01Get full text
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315
Creep constitutive model of logarithmic fractal structure derivative of deep hard brittle rock
Published 2025-01-01“…This phenomenon profoundly reflects the acceleration of rock damage accumulation rate. The advance of the accelerated creep stage means that the damage process inside the rock is carried out faster, and the damage mechanisms such as the expansion and confluence of microcracks and the crushing of mineral particles accelerate under the action of α<sub>vp</sub>.At the same time, it is worth mentioning that the model can describe the whole process of rock creep deformation in a complete and detailed manner, covering various stages such as initial creep, steady-state creep and accelerated creep. …”
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Genetic effect of electric pulse-assisted cold ring rolling-quenching and tempering treatment of M50 bearing steel
Published 2025-08-01“…However, due to the high deformation resistance of M50 at ambient temperature, conventional cold ring rolling processes under large deformation conditions are prone to induce micro-and nano-scale damage, adversely affecting grain refinement and thereby limiting the inheritance of microstructural characteristics during subsequent quenching and tempering, resulting in constrained enhancement of mechanical properties. …”
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318
Deformation mechanism of soft rock based on mineral crystal models
Published 2025-05-01“…Abstract To investigate the influence of microstructural heterogeneity on rock deformation and failure mechanisms, this study first analyzes the mineral composition of mudstone and obtains its mechanical parameters through laboratory testing. …”
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319
Quantitative characterization of the multiscale mechanical properties of low-permeability sandstone roofs of coal seams based on nanoindentation and triaxial tests and its implicat...
Published 2025-01-01“…However, little is known about how the microstructure of different mineral groups influences the multiscale mechanical behavior of deep sandstone. …”
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320
Octocoral tissue provides protection from declining oceanic pH.
Published 2014-01-01“…Both in hospite and isolated sclerites were then examined under SEM and ESEM microscopy in order to detect any microstructural changes. No differences were found in the microstructure of the in hospite sclerites between the control and the pH treatments. …”
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