Fine-tuning ionic transport through hybrid soft nanochannels: The role of polyelectrolyte charge density distribution

A Heydari, M Khatibi, SN Ashrafizadeh - Physics of Fluids, 2023 - pubs.aip.org
This study investigates a hybrid nanochannel consisting of two cylindrical and conical parts
coated with a soft layer exhibiting either of four different spatial distribution functions …

Analytical solutions for reactive shear dispersion with boundary adsorption and desorption

W Jiang, L Zeng, X Fu, Z Wu - Journal of Fluid Mechanics, 2022 - cambridge.org
Surface reactions such as the adsorption and desorption at boundaries are very common for
solute dispersion in many applications of chemistry, biology, hydraulics, etc. To study how …

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 …

Influence of viscoelectric effect on diffusioosmotic transport in nanochannel

SK Mehta, PK Mondal - Electrophoresis, 2023 - Wiley Online Library
We have investigated the role of viscoelectric effect on diffusioosmotic flow (DOF) through a
nanochannel connected with two reservoirs. The transport equations governing the flow …

All-atom molecular dynamics simulations of polymer and polyelectrolyte brushes

R Ishraaq, S Das - Chemical Communications, 2024 - pubs.rsc.org
Densely grafted polymer and polyelectrolyte (PE) brushes, owing to their significant abilities
to functionalize surfaces for a plethora of applications in sensing, diagnostics, current …

Analyses of pore-size-dependent ionic transport in nanopores in the presence of concentration and temperature gradients

D Seo, D Kim, S Seo, J Park, T Kim - ACS Applied Materials & …, 2022 - ACS Publications
Mass transport through nanopores occurs in various natural systems, including the human
body. For example, ion transport across nerve cell membranes plays a significant role in …

Thermo-osmotic flow in slit channels with boundary slip: giant flow amplification between polarized graphene surfaces

D Pandey, S Hardt - Journal of Fluid Mechanics, 2023 - cambridge.org
The thermo-osmotic flow (TOF) of an electrolyte solution in a slit channel with a Navier slip
condition at the channel walls is studied. An analytical expression for the TOF velocity …

Simultaneous thermoosmotic and thermoelectric responses in nanoconfined electrolyte solutions: Effects of nanopore structures and membrane properties

W Zhang, M Farhan, K Jiao, F Qian, P Guo… - Journal of Colloid and …, 2022 - Elsevier
Hypothesis Nanofluidic systems provide an emerging and efficient platform for
thermoelectric conversion and fluid pum** with low-grade heat energy. As a basis of their …

Structural and electrostatic properties between pH-responsive polyelectrolyte brushes studied by augmented strong stretching theory

JS Sin - The Journal of Chemical Physics, 2022 - pubs.aip.org
In this paper, we study electrostatic and structural properties between pH-responsive
polyelectrolyte brushes by using a strong stretching theory accounting for excluded volume …

Analytical solutions for nonionic and ionic diffusio-osmotic transport at soft and porous interfaces

VS Sivasankar, M Prajapati, S Das - Physics of Fluids, 2022 - pubs.aip.org
In this paper, we develop one of the first models for closed-form fully analytical solutions for
describing the nonionic and ionic diffusio-osmotic (DOS) transport at interfaces grafted with …