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 …

A review: Applications of ion transport in micro‐nanofluidic systems based on ion concentration polarization

W Han, X Chen - Journal of Chemical Technology & …, 2020 - Wiley Online Library
Lab‐on‐a‐chip has been used widely in rapid, high‐throughput and low‐consumption
analysis of samples in biochemistry. The ion concentration polarization (ICP) produced by …

Iontronic neuromorphic signaling with conical microfluidic memristors

TM Kamsma, WQ Boon, T Ter Rele, C Spitoni… - Physical Review Letters, 2023 - APS
Experiments have shown that the conductance of conical channels, filled with an aqueous
electrolyte, can strongly depend on the history of the applied voltage. These channels hence …

Importance of nanochannels shape on blue energy generation in soft nanochannels

H Dartoomi, M Khatibi, SN Ashrafizadeh - Electrochimica Acta, 2022 - Elsevier
Energy production is one of today's most pressing issues. Finding alternative energy
sources has become one of the hottest research areas for scholars due to the limited use of …

Aptamer conformational dynamics modulate neurotransmitter sensing in nanopores

A Stuber, A Douaki, J Hengsteler, D Buckingham… - Acs Nano, 2023 - ACS Publications
Aptamers that undergo conformational changes upon small-molecule recognition have been
shown to gate the ionic flux through nanopores by rearranging the charge density within the …

Aptamer conformational change enables serotonin biosensing with nanopipettes

N Nakatsuka, A Faillétaz, D Eggemann… - Analytical …, 2021 - ACS Publications
We report artificial nanopores in the form of quartz nanopipettes with ca. 10 nm orifices
functionalized with molecular recognition elements termed aptamers that reversibly …

Dynamic Response of Ionic Current in Conical Nanopores

Z Liu, L Ma, H Zhang, J Zhuang, J Man… - … Applied Materials & …, 2024 - ACS Publications
Ionic current rectification (ICR) of charged conical nanopores has various applications in
fields including nanofluidics, biosensing, and energy conversion, whose function is closely …

Pressure-dependent ion current rectification in conical-shaped glass nanopores

WJ Lan, DA Holden, HS White - Journal of the American Chemical …, 2011 - ACS Publications
Ion current rectification that occurs in conical-shaped glass nanopores in low ionic strength
solutions is shown to be dependent on the rate of pressure-driven electrolyte flow through …

Covering the conical nanochannels with dense polyelectrolyte layers significantly improves the ionic current rectification

M Khatibi, SN Ashrafizadeh, A Sadeghi - Analytica Chimica Acta, 2020 - Elsevier
Because of their asymmetry, conical nanochannels/nanopores exhibit various attractive
electrokinetic features, including ion selectivity, ionic concentration polarization, and ionic …

Ion transport in a pH-regulated nanopore

LH Yeh, M Zhang, S Qian - Analytical Chemistry, 2013 - ACS Publications
Fundamental understanding of ion transport phenomena in nanopores is crucial for
designing the next-generation nanofluidic devices. Due to surface reactions of dissociable …