Effect of particle morphology and contacts on particle breakage in a granular assembly studied using X-ray tomography
The macroscopic response of a geomaterial is entirely determined by changes at the particle
scale. It has been established that particle crushing is affected by particle size, shape and …
scale. It has been established that particle crushing is affected by particle size, shape and …
In situ grain fracture mechanics during uniaxial compaction of granular solids
Grain fracture and crushing are known to influence the macroscopic mechanical behavior of
granular materials and be influenced by factors such as grain composition, morphology, and …
granular materials and be influenced by factors such as grain composition, morphology, and …
Effect of particle characteristics on the evolution of particle size, particle morphology, and fabric of sands loaded under uniaxial compression
This paper presents the results and analyses of uniaxial compression experiments
performed on three silica sands. The sands have comparable particle-size distributions, but …
performed on three silica sands. The sands have comparable particle-size distributions, but …
DEM modelling of sequential fragmentation of zeolite granules under oedometric compression based on XCT observations
The objective of our research is to define a new Discrete Element Method (DEM) that can
describe the processes involved in particle breakage and the resulting macroscopic …
describe the processes involved in particle breakage and the resulting macroscopic …
Image-based numerical study of three-dimensional meso-structure effects on damage and failure of heterogeneous coal-rock under dynamic impact loads
K Zheng, B Qiu, Z Wang, X Li, J Li, K Gao - Particuology, 2020 - Elsevier
This paper proposes a numerical three-dimensional (3D) mesoscopic approach based on
the discrete element method combined with X-ray computed tomography (XCT) images to …
the discrete element method combined with X-ray computed tomography (XCT) images to …
Effect of Particle Breakage of Sand Under High Oedometric Stress on its Microstructural Properties Using 3D X-ray Micro-tomography
Particle breakage in a granular material alters its microstructural properties, which changes
its properties on the macroscopic and microscopic scale. In the present work, an …
its properties on the macroscopic and microscopic scale. In the present work, an …
Contact orientation distributions for visualisation of granular fabric
Contact orientation distributions are widely used to describe the fabric of granular
assemblies and its evolution under load. Different types of visualisations, mainly histograms …
assemblies and its evolution under load. Different types of visualisations, mainly histograms …
Study of cone penetration in silica sands using Digital Image Correlation (DIC) analysis and X-ray computed tomography (XCT)
E Ganju - 2021 - search.proquest.com
Cone penetration in sands is a complex process: it contains several challenges that
geomechanicians face, such as large displacements, large strains, strain localization, and …
geomechanicians face, such as large displacements, large strains, strain localization, and …
[PDF][PDF] Reconstructions 3D tissulaires basées sur le métabolisme sous-jacent exploré en spectroscopie par résonance magnétique multi-noyaux
S Gerbaud - 2023 - theses.fr
Dans le cadre de l'informatique graphique (IG), la modélisation 3D est une technique pour
représenter des objets en trois dimensions, c'est-à-dire avec une hauteur, une largeur et …
représenter des objets en trois dimensions, c'est-à-dire avec une hauteur, une largeur et …
Influence of Particle-Scale Properties on Fracture Behavior of Silica Sand
The distribution of stresses within individual granular particles subjected to one-dimensional
(1D) confined compression is affected by various particle-scale properties, such as …
(1D) confined compression is affected by various particle-scale properties, such as …