Measurements of the unsteady flow field around beating cilia

D Wei, PG Dehnavi, ME Aubin-Tam… - Journal of Fluid …, 2021 - cambridge.org
The swift deformations of flagella and cilia are crucial for locomotion and fluid transport on
the micron scale. Most hydrodynamic models of flagellar and ciliary flows assume the zero …

Is the zero Reynolds number approximation valid for ciliary flows?

D Wei, PG Dehnavi, ME Aubin-Tam, D Tam - Physical review letters, 2019 - APS
Stokes equations are commonly used to model the hydrodynamic flow around cilia on the
micron scale. The validity of the zero Reynolds number approximation is investigated …

[HTML][HTML] Fibrous flagellar hairs of Chlamydomonas reinhardtii do not enhance swimming

GJ Amador, D Wei, D Tam, ME Aubin-Tam - Biophysical journal, 2020 - cell.com
The flagella of Chlamydomonas reinhardtii possess fibrous ultrastructures of a nanometer-
scale thickness known as mastigonemes. These structures have been widely hypothesized …

Optical tweezers-based velocimetry: a method to measure microscale unsteady flows

PG Dehnavi, D Wei, ME Aubin-Tam, DSW Tam - Experiments in Fluids, 2020 - Springer
In the study of micro-scale biological flows, velocimetry methods based on passive tracers,
such as micro-PIV and micro-PTV, are well established to characterize steady flows …

In situ temperature measurement in microfluidics using optical tweezers

C Romero-González, B Morales-Cruzado… - Optics & Laser …, 2023 - Elsevier
In the present work, a technique for local temperature measurement in a microfluidic based
on the use of optical tweezers is developed. The technique consists of measuring the …

Numerical modeling of a micropump without mobile parts actuated by thermocavitation bubbles

NG García-Morales, B Morales-Cruzado… - Microsystem …, 2021 - Springer
In recent years the progress of lab-on-a-chip devices has required the development of
moving-parts free microfluidic systems. Different fluid-pumping mechanisms have been …

Experimental determination of shear stresses on an artificial transcoelomic metastasis model using optical tweezers: A comparison with numerical simulation

OL Torres‐Saucedo… - Lasers in Surgery …, 2022 - Wiley Online Library
Background One of the reported pathways of cancer spread is the transcoelomic pathway,
which is understood as the spread of cancer cells in the abdominal and thoracic cavities …

Proof-of-Concept Experiment of Microfluidic Flow Sensor Based on Microcavity-Secondary-Flow Observation

N Mlinarič, N Osterman - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
We propose a new type of microfluidic flow sensor, where the velocity measurements are not
done on the fluid sample itself but on a second, immiscible fluid in contact with the sample …

[PDF][PDF] Experimental method for measuring local temperature in microfluidics using optical tweezers

C Romero-Gonzáleza, B Morales-Cruzadoa… - somim.org.mx
ABSTRACT A local temperature measurement technique for microfluidic applications based
on the use of optical tweezers is reported. The technique consists of measuring the …

Characterization of an interstitial current model around a cancer nodule using optical tweezers.

OL Torres-Saucedo, B Morales-Cruzado… - Suplemento de la …, 2020 - rmf.smf.mx
Currently, the process of diagnosis and treatment of a patient with metastatic cancer is highly
inefficient due to the complexity of the disease (metastasis is the spread of cancer cells from …