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A CT image-driven computational framework for investigating complex 3D fracture in mesoscale concrete
Accurate prediction of fracture in concrete depends on the characterization of real meso-
structures. Micro X-ray computed tomography (CT) can fulfil this task but is still too expensive …
structures. Micro X-ray computed tomography (CT) can fulfil this task but is still too expensive …
Monte Carlo simulations of deformation behaviour of unbound granular materials based on a real aggregate library
ABSTRACT The Monte Carlo simulation (MCS) has been developed to estimate the strength
distributions of heterogeneous materials influenced by different factors. The method …
distributions of heterogeneous materials influenced by different factors. The method …
Characterization and evaluation of morphological features for aggregate in asphalt mixture: A review
The objective of this paper is to review the current characterization and evaluation methods
and introduce emerging technologies of aggregate morphologies in asphalt mixture through …
and introduce emerging technologies of aggregate morphologies in asphalt mixture through …
[HTML][HTML] Review of visualization technique and its application of road aggregates based on morphological features
The sustainable performance of asphalt pavement depends on the quality and mix design of
road aggregates. Identifying aggregate morphology and size is a prerequisite step for …
road aggregates. Identifying aggregate morphology and size is a prerequisite step for …
A spherical harmonic-random field coupled method for efficient reconstruction of CT-image based 3D aggregates with controllable multiscale morphology
The physical and mechanical performance of concrete is inherently dependent on
aggregate morphology including the general shape at coarse-scale, the local roundness at …
aggregate morphology including the general shape at coarse-scale, the local roundness at …
DEM modeling of large-scale triaxial test of rock clasts considering realistic particle shapes and flexible membrane boundary
This paper presents a novel framework for the discrete modeling of the large-scale triaxial
test of rock clasts, considering both the realistic particle shapes and veritable flexible …
test of rock clasts, considering both the realistic particle shapes and veritable flexible …
An efficient computational framework for generating realistic 3D mesoscale concrete models using micro X-ray computed tomography images and dynamic physics …
This study develops a computational framework for highly efficient generation of realistic
mesoscale concrete models by exploiting micro XCT 3D images, a bin packing algorithm …
mesoscale concrete models by exploiting micro XCT 3D images, a bin packing algorithm …
Shape characteristics of granular materials through realistic particle avatars
The micro-and macroscale mechanical behaviors of granular materials strongly depend on
the morphological features of the grains. Imaging techniques, such as X-ray computed …
the morphological features of the grains. Imaging techniques, such as X-ray computed …
Exploring the role of particle-form polydispersity in the fabric of granular packing: Insights from DEM simulations with ellipsoidal particle assemblies
Granular materials, such as sand, exhibit a wide range of particle sizes and shapes, known
as polydispersity. This study aims to investigate the effects of particle-form (first-level …
as polydispersity. This study aims to investigate the effects of particle-form (first-level …
Discrete element modelling of the effect of aspect ratio on compaction and shear behaviour of aggregates
Coarse aggregates are essential for constructing railways and highways, as they affect
structural performance through their compacted state and shear strength. Particle geometry …
structural performance through their compacted state and shear strength. Particle geometry …