Fluid mechanics of electroosmotic flow and its effect on band broadening in capillary electrophoresis

S Ghosal - Electrophoresis, 2004 - Wiley Online Library
Electroosmotic flow (EOF) usually accompanies electrophoretic migration of charged
species in capillary electrophoresis unless special precautions are taken to supress it. The …

Characterizing dispersion in microfluidic channels

S Datta, S Ghosal - Lab on a Chip, 2009 - pubs.rsc.org
Dispersion or spreading of analyte bands is a barrier to achieving high resolution in
microfluidic separations. The role of dispersion in separations is reviewed with emphasis on …

Reactive transport in open-channel flows with bed adsorption and desorption

J Zhan, W Jiang, Z Wu - Journal of Hydrology, 2024 - Elsevier
Researches on the solute dispersion with boundary adsorption and desorption are common
in various fields, such as chemistry, biology, and hydraulics. However, the Laplace …

Macrotransport of a biologically reacting solute through porous media

BB Dykaar, PK Kitanidis - Water Resources Research, 1996 - Wiley Online Library
A physically based model is developed to study the transport of a solute utilized by
microorganisms forming a biofilm coating on soil grains in a porous medium. A wavy‐walled …

Active control of dispersion within a channel with flow and pulsating walls

S Marbach, K Alim - Physical Review Fluids, 2019 - APS
Channels are fundamental building blocks from biophysics to soft robotics, often used to
transport or separate solutes. As solute particles inevitably transverse between streamlines …

Effect of ring-source release on dispersion process in Poiseuille flow with wall absorption

S Debnath, W Jiang, M Guan, G Chen - Physics of Fluids, 2022 - pubs.aip.org
The analysis of Taylor dispersion in a fluid flowing through a narrow pipe is of considerable
interest among the scientific community. Most of the studies on dispersion primarily …

Effect of boundary absorption upon longitudinal dispersion in shear flows

R Smith - Journal of Fluid Mechanics, 1983 - cambridge.org
Boundary absorption causes a depletion of contaminant. Since the boundary tends to be the
region of lowest velocity and of strongest shear, the remaining contaminant experiences on …

Dispersion of chemical solutes in chromatographs and reactors

V Balakotaiah, HC Chang - Philosophical Transactions of …, 1995 - royalsocietypublishing.org
The dispersion of a chemically active solute in unidirectional laminar flow in a channel of
constant cross-sectional area is considered. Adsorption/desorption of the solute at the wall …

Effect of boundary absorption in dispersion in Casson fluid flow in a tube

P Nagarani, G Sarojamma, G Jayaraman - Annals of Biomedical …, 2004 - Springer
The combined effect of yield stress and irreversible boundary reaction on dispersion process
in a Casson fluid flowing in a conduit (pipe/channel) is studied using the generalized …

Robust increase in supply by vessel dilation in globally coupled microvasculature

FJ Meigel, P Cha, MP Brenner, K Alim - Physical Review Letters, 2019 - APS
Neuronal activity induces changes in blood flow by locally dilating vessels in the brain
microvasculature. How can the local dilation of a single vessel increase flow-based …