[HTML][HTML] Viscous dynamics of drops and bubbles in Hele-Shaw cells: Drainage, drag friction, coalescence, and bursting
K Okumura - Advances in colloid and interface science, 2018 - Elsevier
In this review article, we discuss recent studies on drops and bubbles in Hele-Shaw cells,
focusing on how scaling laws exhibit crossovers from the three-dimensional counterparts …
focusing on how scaling laws exhibit crossovers from the three-dimensional counterparts …
An efficient soil penetration strategy for explorative robots inspired by plant root circumnutation movements
This paper presents a comparative analysis in terms of energy required by an artificial probe
to penetrate soil implementing two different strategies: a straight penetration movement and …
to penetrate soil implementing two different strategies: a straight penetration movement and …
Discontinuum modeling of solid deformation pore-water diffusion coupling
This paper presents a numerical scheme for a solid–fluid coupled discrete-element method
(DEM) that takes into consideration solid deformation and pore pressure generation and …
(DEM) that takes into consideration solid deformation and pore pressure generation and …
Reducing segregation in vibrated binary-sized granular mixtures by excessive small particle introduction
We numerically examine binary-sized granular mixtures confined between two parallel walls
subjected to vertical vibration using the discrete element method. For a size ratio of 3 …
subjected to vertical vibration using the discrete element method. For a size ratio of 3 …
Micromechanics of intruder motion in wet granular medium
We investigate the effective friction encountered by an intruder moving through a
sedimented medium, which consists of transparent granular hydrogels immersed in water …
sedimented medium, which consists of transparent granular hydrogels immersed in water …
Role of shape on the forces on an intruder moving through a dense granular medium
We use numerical simulation to investigate the effect an intruder's shape has on the drag
and lift forces that it experiences while moving through a granular medium composed of …
and lift forces that it experiences while moving through a granular medium composed of …
Drag acting on an intruder in a three-dimensional granular environment
S Takada, H Hayakawa - Granular Matter, 2020 - Springer
The drag acting on an intruder in a three-dimensional frictionless dry granular environment
is numerically studied. It is found the followings:(1) There is no yield force for the motion of …
is numerically studied. It is found the followings:(1) There is no yield force for the motion of …
Effective drag of a rod in fluid-saturated granular beds
We measure the drag encountered by a vertically oriented rod moving across a sedimented
granular bed immersed in a fluid under steady-state conditions. At low rod speeds, the …
granular bed immersed in a fluid under steady-state conditions. At low rod speeds, the …
Optimal control of plant root tip dynamics in soil
This paper aims to propose a novel approach to model the dynamics of objects that move
within the soil, eg plants roots. One can assume that external forces are significant only at …
within the soil, eg plants roots. One can assume that external forces are significant only at …
Intruder dynamics in a frictional granular fluid: A molecular dynamics study
We study the dynamics of an intruder moving through a fluidized granular medium in three
dimensions (d= 3). The intruder and grains have both translational and rotational degrees of …
dimensions (d= 3). The intruder and grains have both translational and rotational degrees of …