Prediction of draft forces in cohesionless soil with the Discrete Element Method

M Obermayr, K Dressler, C Vrettos… - Journal of Terramechanics, 2011 - Elsevier
The Discrete Element Method (DEM) is applied to predict draft forces of a simple implement
in cohesionless granular material. Results are compared with small-scale laboratory tests in …

Constitutive behavior of rocks during the seismic cycle

S Barbot - AGU Advances, 2023 - Wiley Online Library
Establishing a constitutive law for fault friction is a crucial objective of earthquake science.
However, the complex frictional behavior of natural and synthetic gouges in laboratory …

[HTML][HTML] Material removal model of magnetorheological finishing based on dense granular flow theory

Y Bai, X Zhang, C Yang, L Li, X Luo - Light: Advanced Manufacturing, 2022 - light-am.com
Magnetorheological finishing (MRF) technology is widely used in the fabrication of high-
precision optical elements. The material removal mechanism of MRF has not been fully …

Dry granular flows: Rheological measurements of the μ (I)-rheology

A Fall, G Ovarlez, D Hautemayou, C Mézière… - Journal of …, 2015 - pubs.aip.org
Granular materials do not always flow homogeneously like fluids when submitted to external
stress, but often form rigid regions that are separated by narrow shear bands where the …

What do dry granular flows tell us about dense non-Brownian suspension rheology?

A Lemaître, JN Roux, F Chevoir - Rheologica acta, 2009 - Springer
Recent years have seen significant progress in our understanding of the rheology of dry
granular materials. A scale invariance of equations of motion in the rigid grain limit has …

Frictional behavior of granular gravel–ice mixtures in vertically rotating drum experiments and implications for rock–ice avalanches

D Schneider, R Kaitna, WE Dietrich, L Hsu… - Cold Regions Science …, 2011 - Elsevier
Rapid mass movements involving large proportions of ice and snow can travel significantly
further downslope than pure rock avalanches and may transform into debris-flows as the ice …

Fiber bundle model for multiscale modeling of hydromechanical triggering of shallow landslides

D Cohen, P Lehmann, D Or - Water resources research, 2009 - Wiley Online Library
Sudden and rapid mass movements associated with landslides and snow avalanches
present a hazard to life and infrastructure, yet their predictions and triggering mechanisms …

Shear strength of wet granular materials: Macroscopic cohesion and effective stress: Discrete numerical simulations, confronted to experimental measurements

M Badetti, A Fall, F Chevoir, JN Roux - The European Physical Journal E, 2018 - Springer
Rheometric measurements on assemblies of wet polystyrene beads, in steady uniform
quasistatic shear flow, for varying liquid content within the small saturation (pendular) range …

Discrete simulation of dense flows of polyhedral grains down a rough inclined plane

E Azéma, Y Descantes, N Roquet, JN Roux… - Physical Review E …, 2012 - APS
The influence of grain angularity on the properties of dense flows down a rough inclined
plane are investigated. Three-dimensional numerical simulations using the nonsmooth …

A study of the rheology of planar granular flow of dumbbells using discrete element method simulations

S Mandal, DV Khakhar - Physics of Fluids, 2016 - pubs.aip.org
Granular materials handled in industries are typically non-spherical in shape and
understanding the flow of such materials is important. The steady flow of mono-disperse …