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Susceptibility of adiabatic shear band formation in AZ31B magnesium alloy during high strain rate impact
Adiabatic shear bands (ASBs) are known to be the dominant damage mechanisms in structural materials under high strain rate loading such as magnesium...
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Bifurcation Analysis of Shear Band for a Cohesive-Frictional Granular Material with DEM-Based Constitutive Model
In classical geomechanics, bifurcation theory and stability analysis are powerful tools for predicting the behaviour of complex system, such as...
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Study of the shear-band evolution across the interface between different spatial scales
Much research has been performed for multiscale modeling and simulation of physical phenomena, but it is still a challenging task to effectively...
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Dynamic behavior and formation mechanism of shear band during high-speed cutting Inconel 718
At high cutting speeds, the internal microstructure of the difficult-to-machine material Inconel 718 will change. Alterations in the internal...
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Numerical Shear Band Strengthening with Contact Modelling for the Increase of Load Capacity of Geotechnical Structures
Geotechnical constructions often fail due to a localized shear failure. Shear zones are formed in the soil as a result of external loads. To increase...
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The Role of Seismic Slip Velocity in the Evolution of Shear Band Thickness
Stathas, Alexandros Stefanou, IoannisIn this paper we investigate the role of seismic slip velocity in the thickness evolution of a fault’s principal...
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DEM-aided study of Coulomb and Roscoe theories for shear band inclination
In general, there are two classical solutions in soil mechanics to predict the shear band orientation in dense granular materials: the Coulomb and...
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Influence of precipitate distributions on adiabatic shear band formation and flow behavior of heat-treated 7050 aluminum alloy
Thermal/Heat treatment of structural metals such as 7050 Al alloy is known to improve their mechanical properties and makes them most suitable for...
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Shear Banding in 2D Numerical Interface Tests
Heterogeneity arises in soil subjected to interface shearing, with the strain gradually localizing into a shear band. How the strain localization...
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A shear-modified cohesive-GTN model for shear failure at high strain rates
Cohesive zone model is an effective tool for predicting the interface behaviors in materials. However, it is usually defined by the separation...
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Cold-Rolled Aluminium Channel Sections in Shear: Experimental and Numerical Approaches
Cold-rolled aluminium channel sections are widely used as primary load bearing members such as roof purlins, floor joists and rafters due to its...
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Effect of Fabric Anisotropy on Bifurcation and Shear Band Evolution in Granular Geomaterials
Strain localization, usually manifesting as shear bands, is frequently observed in geomaterials and is of the essential reason inducing the failure...
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Shear behavior of reinforced concrete beams with wire rope shear reinforcement
The use of high-strength and highly flexible wire ropes as internal shear reinforcement may be a solution to reduce the congestion of steel...
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Vibration band gap characteristics of high-speed railway ballasted track structure and their influence on vibration transmission
To explore the propagation characteristics of elastic waves in a 3D periodic track structure and propose a vibration and noise control method, this...
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Bandgaps in phononic crystal third-order shear deformation microbeams
Periodic composite beams play an important role in the bandgap design of phononic crystals. However, for thick beams or high frequencies,...
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Analysis of the Effects of Rheology on the Band Structures of Periodic Pile Barriers in Cohesive Soils
The rheological effect of soil is described by time-dependent modulus, and the expression of deformation modulus in the frequency domain is derived...
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Fracture prediction of high-strength steel sheet during in-plane compression-shear forming under negative stress triaxiality
Predicting fracture failure of metals at negative stress triaxiality has been challenging, particularly for the in-plane compression-shear fracture...
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Study on macroscopic and microscopic shear mechanical properties of the interface between limestone waste slag and concrete
The waste slag of soil and rock mixture produced by tunnel excavation is gradually being applied as a filler in roadbeds and retaining structures,...
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Discrete Element Study on Mesoscopic Shear Mechanical Behavior of Fully Weathered Coastal Red Sandstone Considering Different Rock Mass Stability Grades
The macro parameters such as cohesion and internal friction angle are usually measured on experimental test. The macro shear mechanical behaviors are...
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Macro and mesoscopic shear behavior of interface between sand and concrete with different JRC under cyclic load
To investigate the interaction mechanism between the sand–structure interface under cyclic loading, a series of cyclic direct shear tests were...
