DEM-LBM coupling for partially saturated granular assemblies

N Younes, A Wautier, R Wan, O Millet, F Nicot… - Computers and …, 2023 - Elsevier
In this paper, we propose a phase-field-based Lattice Boltzmann Method (LBM) model
coupled with the Discrete Element Method (DEM) for simulating unsaturated granular media …

[HTML][HTML] NMR-based analysis of the effect of moisture migration on sandstone pore structure under alternating wetting and drying conditions

H Wang, J Bi, Y Zhao, C Wang, J Ma - International Journal of Mining …, 2024 - Elsevier
The wetting-drying (WD) cycle is a type of water–rock interaction. The pore structure of rock,
such as shape, size, distribution and pore throat, affects fluid storage and transport. Fractal …

[HTML][HTML] Exploring the tensorial nature of capillary stress and the constitutive role of contact stress in wet granular materials

M Farahnak, R Wan, M Pouragha - Computers and Geotechnics, 2024 - Elsevier
The current study adopts a micromechanical approach to explore the nature of stress
transmission in wet granular materials. First, we derive the discrete form of the capillary …

Investigation on the shear strength of compacted aeolian sand subgrade in arid and semi-arid area: the role of water meniscus

Q Wang, W Su, Y Zhang, Y Xu, Y Liu, X Huang… - Environmental Earth …, 2025 - Springer
Aeolian sand widespread in the arid and semi-arid regions has been taken use as the cost-
optimal subgrade filling materials. Under the drought climate, the performance of the …

How solid–liquid adsorption affects the liquid–vapor interface in pores

J Zhou, C Wei, Y Dong - Vadose Zone Journal, 2022 - Wiley Online Library
Abstract The augmented Young–Laplace (AYL) equation has been widely used to describe
the liquid–vapor interfaces affected by capillarity and adsorption, particularly in nanoporous …

A method to evaluate the capillary stress tensor at failure in unsaturated soils

F Prunier, D Branque, J Duriez… - European Journal of …, 2024 - Taylor & Francis
This paper aims to provide a better understanding of the mechanisms that make it difficult to
interpret the behavior of unsaturated soils using an effective stress principle. The main …

Utilization of Discrete Element Method in Multi-phase Soil Modeling for Soil Slope Stability Analysis

KU Shenoy, KSB Narayan, BM Sunil - Arabian Journal for Science and …, 2023 - Springer
Failure of slopes is often hydrodynamic in nature. Most of the failures are due to water
infiltration and movement in the matrix of an otherwise dry soil mass. Consideration of multi …

Effects of Drilling Fluid Intrusion on the Strength Characteristics of Layered Shale

H Wang - papers.ssrn.com
Drilling fluid intrusion into shale has a significant effect on its strength characteristics, and
related research has great significance for the safe and efficient development of shale …

[PDF][PDF] Micromechanical aspects of failure in partially saturated soils

M Farahnak, R Wan, M Pouragha - researchgate.net
The current study presents a micromechanical approach to investigate the aspects of failure
in partially saturated soils. In a series of triaxial Discrete Element Modeling (DEM) …