The micro-mechanical behaviour of sand–rubber mixtures under shear: A numerical study based on X-ray micro-tomography

Z Cheng, J Wang, B Zhou, W Xiong - Computers and Geotechnics, 2023 - Elsevier
A CT image-based discrete element model (DEM) incorporating the realistic particle
morphology of sand grains was developed to investigate the micro-mechanical behaviours …

Compaction model for highly deformable particle assemblies

D Cantor, M Cárdenas-Barrantes, I Preechawuttipong… - Physical Review Letters, 2020 - APS
The compaction behavior of deformable grain assemblies beyond jamming remains
bewildering, and existing models that seek to find the relationship between the confining …

DEM analysis of the load transfer mechanism of sand-rubber mixtures subjected to constrained compression

Y Tian, H He, K Senetakis, Z Yin - Powder Technology, 2024 - Elsevier
Despite the significant progresses in the multi-scale studies of sand-rubber mixtures, the
load-transfer mechanism within the soft-rigid granulate networks is highly unexplored. In this …

DEM study of the shear behavior and formation of shear band in biaxial test

K Wu, S Liu, W Sun, S Rémond - Advanced Powder Technology, 2020 - Elsevier
This paper aims to study the shear behavior of granular matter by DEM simulations.
Granular samples are prepared by automatic clump generation algorithm to create particles …

Rubber-soil mixtures: use of grading entropy theory to evaluate stiffness and liquefaction susceptibility

J Bernal-Sanchez, J Leak, D Barreto - Bulletin of Earthquake Engineering, 2023 - Springer
Rubber-soil mixtures are known to have mechanical properties that enable their use in
backfills, road construction or geotechnical seismic isolation systems. The complexity of …

X-ray 3D imaging–based microunderstanding of granular mixtures: Stiffness enhancement by adding small fractions of soft particles

K Taghizadeh, M Ruf, S Luding… - Proceedings of the …, 2023 - National Acad Sciences
This research focuses on performing ultrasound propagation measurements and micro-X-
ray computed tomography (µXRCT) imaging on prestressed granular packings prepared …

Three-dimensional compaction of soft granular packings

M Cárdenas-Barrantes, D Cantor, J Barés, M Renouf… - Soft Matter, 2022 - pubs.rsc.org
This paper analyzes the compaction behavior of assemblies composed of soft (elastic)
spherical particles beyond the jammed state, using three-dimensional non-smooth contact …

[HTML][HTML] The micro-mechanical behaviour of sand–rubber mixtures under shear: An experimental study based on X-ray micro-tomography

Z Cheng, J Wang, W Li - Soils and Foundations, 2020 - Elsevier
The micromechanical behaviour of two sand–rubber mixture samples (ie, a glass bead–
rubber mixture sample (GB–R) and a Leighton Buzzard sand–rubber mixture sample (LBS …

Micromechanical description of the compaction of soft pentagon assemblies

M Cárdenas-Barrantes, D Cantor, J Barés, M Renouf… - Physical review E, 2021 - APS
We analyze the isotropic compaction of assemblies composed of soft pentagons interacting
through classical Coulomb friction via numerical simulations. The effect of the initial particle …

On the contact problem of soft-rigid interfaces: incorporation of Mindlin-Deresiewicz and self-deformation concepts

Y Tian, K Senetakis - Granular Matter, 2022 - Springer
The contact problem of soft-rigid interfaces is investigated in this study performing
micromechanical-based experiments on sand (rigid) grains sliding against granulated (soft) …