[HTML][HTML] Fluid dynamics of respiratory droplets in the context of COVID-19: Airborne and surfaceborne transmissions

P Katre, S Banerjee, S Balusamy, KC Sahu - Physics of Fluids, 2021 - pubs.aip.org
The World Health Organization has declared COVID-19 a global pandemic. Several
countries have experienced repeated periods of major spreading over the last two years …

Thermocapillarity in microfluidics—A review

A Karbalaei, R Kumar, HJ Cho - Micromachines, 2016 - mdpi.com
This paper reviews the past and recent studies on thermocapillarity in relation to
microfluidics. The role of thermocapillarity as the change of surface tension due to …

Evaporation of ethanol-water sessile droplet of different compositions at an elevated substrate temperature

P Gurrala, P Katre, S Balusamy, S Banerjee… - International Journal of …, 2019 - Elsevier
We experimentally investigate the evaporation dynamics of sessile droplets with different
compositions of ethanol-water binary mixture at different substrate temperatures. At room …

Directional interfacial motion of liquids: Fundamentals, evaluations, and manipulation strategies

Q Dai, W Huang, X Wang, MM Khonsari - Tribology International, 2021 - Elsevier
The Marangoni effect—often invoked to describe the so-called “tears of wine”—is in essence
the mass transfer along an interface between two fluids due to a gradient of the surface …

An experimental investigation of evaporation of ethanol–water droplets laden with alumina nanoparticles on a critically inclined heated substrate

P Katre, S Balusamy, S Banerjee, KC Sahu - Langmuir, 2022 - ACS Publications
We experimentally investigate the evaporation of water–ethanol binary sessile droplets
loaded with alumina nanoparticles on a critically inclined heated surface and compare it to …

Thermocapillary-driven motion of a sessile drop: effect of non-monotonic dependence of surface tension on temperature

G Karapetsas, KC Sahu, K Sefiane, OK Matar - Langmuir, 2014 - ACS Publications
We study the thermocapillary-driven spreading of a droplet on a nonuniformly heated
substrate for fluids associated with a non-monotonic dependence of the surface tension on …

On the migration of a droplet driven by thermocapillary action in a wettability-confined track

C Ma, C Li, X Xie, X Ye - Physics of Fluids, 2023 - pubs.aip.org
We report a study of the thermocapillary migration of droplets under a radial thermal gradient
and in a wettability-confined track. A three-dimensional mathematical model is established …

Evaporation of sessile ethanol-water droplets on a critically inclined heated surface

P Katre, P Gurrala, S Balusamy, S Banerjee… - International Journal of …, 2020 - Elsevier
The evaporation of a binary sessile ethanol-water droplet on an inclined substrate is studied
experimentally just below the critical sliding angles for different substrate temperatures. A …

Motion of a droplet on an anisotropic microgrooved surface

M Kumar, R Bhardwaj, KC Sahu - Langmuir, 2019 - ACS Publications
We experimentally characterize the sliding angle of water droplets (volume 3.1–22.2 μL)
migrating on inclined microgrooved surfaces along the longitudinal and transverse …

Lattice Boltzmann simulations of droplet impact onto surfaces with varying wettabilities

KA Raman, RK Jaiman, TS Lee, HT Low - International Journal of Heat and …, 2016 - Elsevier
A liquid drop impacting on a solid substrate is simulated to evaluate the effect of
inhomogeneities in the wetting characteristics of the surface. A high density ratio multiphase …