Iron oxide nanoparticle-based ferro-nanofluids for advanced technological applications

M Imran, AA Chaudhary, S Ahmed, MM Alam, A Khan… - Molecules, 2022 - mdpi.com
Iron oxide nanoparticle (ION)-based ferro-nanofluids (FNs) have been used for different
technological applications owing to their excellent magneto-rheological properties. A …

A comprehensive review of pinch flow fractionation in microfluidics: From principles to practical applications

SN Ashrafizadeh, M Zare, M Khatibi - Chemical Engineering and …, 2024 - Elsevier
Pinch flow fractionation (PFF) is a microfluidic-based passive technique for particle
separation that has numerous scientific applications. The efficiency of this technique is …

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 …

Enhanced ionic current rectification through innovative integration of polyelectrolyte bilayers and charged-wall smart nanochannels

H Dartoomi, M Khatibi, SN Ashrafizadeh - Analytical Chemistry, 2022 - ACS Publications
The tools utilized by humans continue to shrink and speed up. Lab-on-a-chip (LOC) is one of
the most recent techniques for decreasing the size of chemical systems. Today, LOCs have …

Impact of surface charge density modulation on ion transport in heterogeneous nanochannels

A Alinezhad, M Khatibi, SN Ashrafizadeh - Scientific Reports, 2024 - nature.com
The PNP nanotransistor, consisting of emitter, base, and collector regions, exhibits distinct
behavior based on surface charge densities and various electrolyte concentrations. In this …

Surface charge-dependent slip length modulates electroosmotic mixing in a wavy micromixer

M Khatibi, SK Mehta, SN Ashrafizadeh, PK Mondal - Physics of Fluids, 2024 - pubs.aip.org
This study explores electroosmotic mixing in microfluidic channel with predefined surface
topology, mainly focusing the effect of surface charge-dependent slip length on the …

Multiple on-line active valves based centrifugal microfluidics for dynamic solid-phase enrichment and purification of viral nucleic acid

S Li, C Wan, Y **ao, C Liu, X Zhao, Y Zhang, H Yuan… - Lab on a Chip, 2024 - pubs.rsc.org
Point of care testing (POCT) of nucleic acids holds significant importance in the realm of
infectious disease prevention and control, as well as the advancement of personalized …

[HTML][HTML] A roadmap to high-speed polymerase chain reaction (PCR): COVID-19 as a technology accelerator

M Madadelahi, R Agarwal, SO Martinez-Chapa… - Biosensors and …, 2024 - Elsevier
The limit of detection (LOD), speed, and cost of crucial COVID-19 diagnostic tools, including
lateral flow assays (LFA), enzyme-linked immunosorbent assays (ELISA), and polymerase …

Mitigating Joule heating in smart nanochannels: Evaluating the efficacy of AC vs. DC fields

M Khatibi, SN Ashrafizadeh - … Communications in Heat and Mass Transfer, 2024 - Elsevier
This study delves into the profound implications of different electric field types, namely DC
and AC with a sinusoidal waveform, on ion transport within intelligent soft nanochannels …

Recent advances in centrifugal microfluidics for point-of-care testing

H Yuan, Z Miao, C Wan, J Wang, J Liu, Y Li, Y **ao… - Lab on a Chip, 2025 - pubs.rsc.org
Point-of-care testing (POCT) holds significant importance in the field of infectious disease
prevention and control, as well as personalized precision medicine. The emerging …