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Explicit total Lagrangian material point method with implicit frictional-contact model for soft granular materials
We introduce a novel numerical method for the simulation of soft granular materials, in which the particles can undergo large strains under load...
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Effect of particle breakage-induced frictional weakening on the dynamics of landslides
Field observations have shown that sliding zones in large landslides often exhibit much lower frictional resistances than their ordinary values; this...
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On the erosion of cohesive granular soils by a submerged jet: a numerical approach
This paper presents an erosion interpretation of cohesive granular materials stressed by an im**ing jet based on the results of a micromechanical...
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Nucleation fronts ignite the interface rupture that initiates frictional motion
Rapid rupture fronts—akin to earthquakes—mediate the transition to frictional motion. Once formed, their singular form, dynamics and arrest are well...
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Multiscale Modeling of Cohesive-Frictional Strength Properties in Cementitious Materials
Computational modeling has been a valuable tool for studying the role of molecular structure and chemical composition in cementitious materials. A...
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Atomic-scale frictional behavior of nickel-based single-crystal alloys under different modulation cycles
In order to systematically study the effect of different modulation periods on the friction and wear behavior of nickel-based single-crystal...
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Transition from sub-Rayleigh anticrack to supershear crack propagation in snow avalanches
Snow slab avalanches, characterized by a distinct, broad fracture line, are released following anticrack propagation in highly porous weak snow...
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Regularities of Structure Formation in AA2024 Alloy During High-Intensity Plastic Deformation Under Conditions of Adhesion-Diffusion Friction Interaction
The results of model experimental studies of structural-phase changes in an AA2024 aluminum alloy after friction with a counter-body of a complex...
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Data-driven discovery of interpretable causal relations for deep learning material laws with uncertainty propagation
AbstractThis paper presents a computational framework that generates ensemble predictive mechanics models with uncertainty quantification (UQ). We...
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Steady state rheology of homogeneous and inhomogeneous cohesive granular materials
This paper aims to understand the effect of different particle/contact properties like friction, softness and cohesion on the compression/dilation of...
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DEM–LBM numerical modeling of submerged cohesive granular discharges
AbstractEmpirical predictions of discharge rates for dry non-cohesive grains are commonly based on the Beverloo law (Chem Eng Sci 15:260–269, 1961)....
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Fluid effects in model granular flows
Pore fluid plays a crucial role in many granular flows, especially those in geophysical settings. However, the transition in behaviour between dry...
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The unique dynamics of a bed of dry granular material in a vertical cylinder rotating at a constant speed
The unique behavior of a bed of monodispersed dry granular matter confined in a rotating vertical cylinder has been investigated using DEM. At a...
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Macro- and micro-mechanical behavior of CSU-LRS-1 lunar soil simulant under true triaxial loading path
In this paper, a series of true triaxial tests with different intermediate principal stress ratios are conducted on both the lunar soil simulant and...
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Investigation on the spreading behaviour of sand powder used in binder jet 3D printing
The spreading behaviour of cohesive sand powder is modelled by Discrete Element Method, and the spreadability and the mechanical jamming are focused....
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Molecular dynamics investigation on the thermal-oxidative aging and mechanical properties of nitrile butadiene rubber composites with molybdenum disulfide
Rubber has a wide range of application prospects as an important material in the field of oil extraction and sealing rings. The effect of molybdenum...
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A study of wave propagation and stiffness anisotropy in anisotropically loaded granular material-synthetic fiber binary systems
AbstractThe influence of polypropylene fiber inclusion on the wave propagation parameters and stiffness anisotropy of granular materials was examined...
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Behavioural responses to horizontal vibrations of quasi-2D ideal granular beds: an experimental approach
In this experimental study, granular bed response to horizontal vibrations of various frequencies and amplitudes are examined with high-speed...
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Chromium–Carbon-Based Coatings with Different Types of Nanocomposite Structure Obtained by Magnetron Sputtering and Their Properties
AbstractA comparative investigation has been performed to estimate the effect of the structural state and phase composition on the functional...
