Discrete element method simulations for complex granular flows

Y Guo, JS Curtis - Annual Review of Fluid Mechanics, 2015 - annualreviews.org
This review article focuses on the modeling of complex granular flows employing the
discrete element method (DEM) approach. The specific topic discussed is the application of …

Characterization and evaluation of morphological features for aggregate in asphalt mixture: A review

F Gong, Y Liu, Z You, X Zhou - Construction and Building Materials, 2021 - Elsevier
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 …

Image based shape characterization of granular materials and its effect on kinematics of particle motion

P Vangla, N Roy, ML Gali - Granular Matter, 2018 - Springer
Quantification of particle shape features to characterize granular materials remains an open
problem till date, owing to the complexity involved in obtaining the geometrical parameters …

A particle shape extraction and evaluation method using a deep convolutional neural network and digital image processing

Z Liang, Z Nie, A An, J Gong, X Wang - Powder Technology, 2019 - Elsevier
Acquiring particle shapes from raw particle images with complex backgrounds is a
prerequisite for particle shape evaluation, yet it is a challenging task. In this study, a …

[HTML][HTML] Morphological analysis of mineral grains from different sedimentary environments using automated static image analysis

F Gresina, B Farkas, SÁ Fábián, Z Szalai, G Varga - Sedimentary Geology, 2023 - Elsevier
The properties of sediment grain shape provide valuable information about the transport
mechanisms in different sedimentary and geomorphological environments. With the …

Mechanism and influence on red-bed soft rock disintegration durability of particle roughness based on experiment and fractal theory

G Zhang, S Ling, Z Liao, C Xiao, X Wu - Construction and Building Materials, 2024 - Elsevier
Red-bed soft rock is a common type of bedrock with the characteristics of water softening
and disintegration into particles. Micro mechanical properties and macro engineering …

Characterization of sand particle morphology: state-of-the-art

KV Anusree, GM Latha - Bulletin of Engineering Geology and the …, 2023 - Springer
The morphology of granular materials, such as sands, is of significant importance due to the
effect of grain shape on their physical, mechanical, and hydraulic behavior. As technology …

Quantifying roundness of detrital minerals by image analysis: Sediment transport, shape effects, and provenance implications

A Resentini, S AndÒ, E Garzanti - Journal of …, 2018 - pubs.geoscienceworld.org
In this article we develop a mathematical method based on image analysis to measure the
textural properties of heavy minerals in fluvial, eolian-dune, and beach sediments …

[HTML][HTML] Laboratory investigation of railway-used ballast morphology using 3D imaging data analyses

K Varuntanya, S Kwunjai, T Binaree… - Case Studies in …, 2023 - Elsevier
Railway ballast deteriorates over time due to cyclic loading and environmental factors,
necessitating its replacement to maintain track stability. However, the potential shortage of …

Quantification of angularity of general-shape particles by using Fourier series and a gradient-based approach

D Su, WM Yan - Construction and Building Materials, 2018 - Elsevier
Particle angularity significantly affects the macroscopic mechanical behavior of aggregate
assemblages. However, most of the current approaches used for quantifying particle …