Fundamental studies of nanofluidics: nanopores, nanochannels, and nanopipets

DG Haywood, A Saha-Shah, LA Baker… - Analytical …, 2015 - ACS Publications
Ion, particle, and fluid transport in nanofluidic devices has received considerable attention
over the past two decades due to unique transport properties exhibited at the nanoscale. 1 …

Preparation and application of expanded and exfoliated vermiculite: A critical review

M Li, Y Zhao, Z Ai, H Bai, T Zhang, S Song - Chemical Physics, 2021 - Elsevier
Vermiculite (VMT) has a unique characteristic of volume expansion after heating, forming
highly porous material called expanded VMT, which can be further exfoliated into two …

Ionic transfer behavior of bipolar nanochannels resembling PNP nanotransistor

A Alinezhad, M Khatibi, SN Ashrafizadeh - Electrochimica Acta, 2023 - Elsevier
This article presents a study on the use of nanofluidic membranes containing straight
nanopores as nanotransistors, with a specific focus on the PNP nanotransistor with its three …

Dielectric layer modulated nanofluidic transport: Formation of parent–sister vortices

D Pandey, PK Mondal - Physics of Fluids, 2023 - pubs.aip.org
Our analysis, consistent with the induced-charge electrokinetic, aptly discusses the effect of
gate potential on the formation of vortices of disparate scales in a nanofluidic channel. The …

On rectification of ionic current in nanopores

C Wen, S Zeng, S Li, Z Zhang, SL Zhang - Analytical chemistry, 2019 - ACS Publications
Rectification of ionic current, a frequently observed phenomenon with asymmetric
nanopores varying in geometry and/or surface charge, has been utilized for studies of …

Dielectric polarization‐mediated efficient solute mixing: effect of the geometrical configuration of polarizing blocks

D Pandey, PK Mondal, S Wongwises - Electrophoresis, 2023 - Wiley Online Library
We propose a novel technique, consistent with the induced charge electrokinetic (ICEK)
phenomenon, for the efficient mixing of solute species at a microfluidic scale. A nonuniform …

Cation dependent surface charge regulation in gated nanofluidic devices

M Fuest, KK Rangharajan, C Boone… - Analytical …, 2017 - ACS Publications
Surface charge governs nanoscale aqueous electrolyte transport, both in engineered
analytical systems and in biological entities such as ion channels and ion pumps as a …

A three-state nanofluidic field effect switch

M Fuest, C Boone, KK Rangharajan, AT Conlisk… - Nano …, 2015 - ACS Publications
We report a three-state nanofluidic field effect switch in an asymmetrically gated device with
a forward (positive), off (zero), and a reverse (negative) current state for tunable control of …

Modeling and simulation of electrostatically gated nanochannels

G Pardon, W van der Wijngaart - Advances in colloid and interface science, 2013 - Elsevier
Today, despite the growing interest in nanofluidics, the descriptions of the many complex
physical phenomena occurring at this scale remain scattered in the literature. Due to the …

Controlling ion transport through nanopores: modeling transistor behavior

E Mádai, B Matejczyk, A Dallos, M Valiskó… - Physical Chemistry …, 2018 - pubs.rsc.org
We present a modeling study of a nanopore-based transistor computed by a mean-field
continuum theory (Poisson–Nernst–Planck, PNP) and a hybrid method including particle …