The role of particle shape in computational modelling of granular matter
Granular matter is ubiquitous in nature and is present in diverse forms in important
engineering, industrial and natural processes. Particle-based computational modelling has …
engineering, industrial and natural processes. Particle-based computational modelling has …
A state-of-the-art review of experimental and computational studies of granular materials: properties, advances, challenges, and future directions
P Tahmasebi - Progress in Materials Science, 2023 - Elsevier
Modeling of heterogeneous materials and media is a problem of fundamental importance to
a wide class of phenomena and systems, ranging from condensed matter physics, soft …
a wide class of phenomena and systems, ranging from condensed matter physics, soft …
现代土力学研究的新视野——宏微观土力学
蒋明镜 - 岩土工程学报, 2019 - cgejournal.com
随着岩土工程领域的不断拓展, 特别是在深地, 深海, 深空工程(“三深工程”)
方面需要面对更多复杂的岩土材料和环境条件. 基于连续介质和唯象的常规土力学理论与方法在 …
方面需要面对更多复杂的岩土材料和环境条件. 基于连续介质和唯象的常规土力学理论与方法在 …
Calibration of the discrete element method
CJ Coetzee - Powder Technology, 2017 - Elsevier
The discrete element method (DEM) is used to model granular materials and analyse a wide
range of related applications. However, accurate predictions can only be made if the input …
range of related applications. However, accurate predictions can only be made if the input …
Traditional soil particle sphericity, roundness and surface roughness by computational geometry
Definitions of soil particle sphericity, roundness and roughness have existed since at least
the 1930s. In the 1950s, charts of typical sphericity and roundness values were developed to …
the 1930s. In the 1950s, charts of typical sphericity and roundness values were developed to …
A novel three-dimensional contact model for granulates incorporating rolling and twisting resistances
M Jiang, Z Shen, J Wang - Computers and Geotechnics, 2015 - Elsevier
This paper presents a new three-dimensional (3D) contact model incorporating rolling and
twisting resistances at inter-particle contact, which can be introduced into the discrete …
twisting resistances at inter-particle contact, which can be introduced into the discrete …
Three-dimensional sphericity, roundness and fractal dimension of sand particles
Particle morphological features at different scale levels hold the key to understanding the
geological origin and mechanical behaviour of natural sands. In this context, it is necessary …
geological origin and mechanical behaviour of natural sands. In this context, it is necessary …
[HTML][HTML] Numerical modelling of large deformation problems in geotechnical engineering: A state-of-the-art review
CE Augarde, SJ Lee, D Loukidis - Soils and Foundations, 2021 - Elsevier
Many problems in geotechnical engineering involve large movements or rotations,
examples include natural processes such as landslides, and man-made processes such as …
examples include natural processes such as landslides, and man-made processes such as …
Micromorphology characterization and reconstruction of sand particles using micro X-ray tomography and spherical harmonics
The particle micromorphology created by geological processes is an essential characteristic
in determining the mechanical properties of natural sands. Based on micro X-ray computed …
in determining the mechanical properties of natural sands. Based on micro X-ray computed …
A poly‐superellipsoid‐based approach on particle morphology for DEM modeling of granular media
Particle morphology plays a key role in affecting physical and mechanical behaviors of
granular media. While various mathematical approaches and shape descriptors have been …
granular media. While various mathematical approaches and shape descriptors have been …