Unsteady solute dispersion in non-Newtonian fluid flow in a tube with wall absorption—Deviation from the Gaussianity

S Singh, P Murthy - Physics of Fluids, 2022 - pubs.aip.org
Unsteady solute dispersion in a pulsatile Herschel–Bulkley fluid flow in a tube is
reinvestigated to examine the significance of the skewness and kurtosis on the …

Simulation of sedimentation of two spheres with different densities in a square tube

D Nie, J Lin - Journal of Fluid Mechanics, 2020 - cambridge.org
We simulated the sedimentations of two unequal spheres with different densities in a square
tube for Galileo numbers (Ga) from 5 to 25, resulting in a Reynolds number range of based …

Equilibrium structure and diffusion in concentrated hydrodynamically interacting suspensions confined by a spherical cavity

C Aponte-Rivera, Y Su, RN Zia - Journal of Fluid Mechanics, 2018 - cambridge.org
The short-and long-time equilibrium transport properties of a hydrodynamically interacting
suspension confined by a spherical cavity are studied via Stokesian dynamics simulations …

Unsteady solute dispersion in pulsatile Luo and Kuang blood flow (KL Model) in a tube with wall reactive absorption

S Singh, P Murthy - Journal of Non-Newtonian Fluid Mechanics, 2022 - Elsevier
Unsteady solute dispersion in pulsatile non-Newtonian flow in a circular tube has been
investigated considering higher order moments using the Aris's method of moments. The …

Hydrodynamic mobility of a sphere moving on the centerline of an elastic tube

A Daddi-Moussa-Ider, M Lisicki, S Gekle - Physics of Fluids, 2017 - pubs.aip.org
Elastic channels are an important component of many soft matter systems, in which
hydrodynamic interactions with confining membranes determine the behavior of particles in …

Vector field solution for Brinkman equation in presence of disconnected spheres

B Liu, S Bhattacharya - Physical Review Fluids, 2020 - APS
This paper describes the solution of a vector function around disconnected spheres where
the fields are governed by a hybrid between Stokes and Helmholtz equations. The …

Mobilities of polydisperse hard spheres near a no-slip wall

M Karzar-Jeddi, H Luo, PT Cummings - Computers & Fluids, 2018 - Elsevier
We have derived an analytical formulation for far-field hydrodynamic interactions among
unequal size hard spheres near a no-slip wall and have implemented the formulation in a …

Anomalous effect of turning off long-range mobility interactions in Stokesian dynamics

AK Townsend, HJ Wilson - Physics of Fluids, 2018 - pubs.aip.org
In Stokesian dynamics, particles are assumed to interact in two ways: through long-range
mobility interactions and through short-range lubrication interactions. To speed up …

Transient Dynamics of a Porous Sphere in a Linear Fluid

P Cano Fossi, P Nourian, R Khare… - Journal of Applied Fluid …, 2024 - jafmonline.net
This article describes the unsteady translational motion of a porous sphere with slip-surface
in a quiescent viscous fluid. Apart from its radius a and density ρs, the particle is …

Particle dynamics and pattern formation in a rotating suspension of positively buoyant particles

S Konidena, J Lee, KA Reddy, A Singh - Physical Review Fluids, 2018 - APS
Numerical simulations of positively buoyant suspension in a horizontally rotating cylinder
were performed to study the formation of radial and axial patterns. The order parameter for …