Dynamics and stability of weakly viscoelastic film flowing down a uniformly heated slippery incline

S Chattopadhyay, AS Desai - Physical Review Fluids, 2022 - APS
In this study, we investigate the stability of a thin viscoelastic fluid draining down a uniformly
heated slippery inclined plane. A theoretical model is employed consisting of the Navier …

Shear imposed falling liquid films on a slippery substrate with Marangoni effects: Effect of odd viscosity

AS Desai, S Chattopadhyay, AK Gaonkar - International Journal of Non …, 2023 - Elsevier
We investigate the behavior of a thin fluid with disrupted time-reversal symmetry on a
uniformly heated inclined surface under external shear stress using modified Navier–Stokes …

Role of odd viscosity on falling films over compliant substrates

S Chattopadhyay, AS Desai, AK Gaonkar… - Physical Review …, 2023 - APS
We study the behavior of a thin liquid film flowing over a compliant substrate that is thin
enough. The breakdown of time-reversal symmetry includes the odd component of the …

Falling liquid films on a slippery substrate with variable fluid properties

S Chattopadhyay, P Boragunde, AK Gaonkar… - International Journal of …, 2022 - Elsevier
We investigate the stability of a gravity-driven, thin, Newtonian liquid flowing on a uniformly
heated slippery inclined plane. We construct a mathematical model of the flow that …

Falling liquid film down a non-uniformly heated slippery inclined plane with odd viscosity effects

S Chattopadhyay - International Journal of Heat and Mass Transfer, 2024 - Elsevier
The study examines the impact of the odd component of the Cauchy stress tensor, linked to
the breakdown of time-reversal symmetry, on the linear instability analysis of a viscous fluid …

Thermocapillary thin films on rotating cylinders with wall slip and exothermic reactions

S Chattopadhyay - International Journal of Heat and Mass Transfer, 2024 - Elsevier
This paper investigates the dynamics and stability of a thin liquid film flowing down a vertical
rotating cylinder in the presence of an exothermic chemical reaction. The cylinder's surface …

Shear imposed falling film with odd viscosity effects

AS Desai, S Chattopadhyay, AK Gaonkar… - International Journal of …, 2023 - Elsevier
This study examines the behavior of a thin liquid film flowing on an inclined plane subject to
imposed shear stress. The liquid's time-reversal symmetry is broken, and we consider the …

Hydrodynamic instability of odd-viscosity-induced shear-imposed falling film

D Paul, MM Hossain, H Behera - Physics of Fluids, 2023 - pubs.aip.org
In this paper, an analysis of linear and weakly nonlinear stability for an odd-viscosity-
induced shear-imposed falling film over an inclined plane is performed. Using the …

Modeling reactive film flows down a heated fiber

S Chattopadhyay, H Ji - Chemical Engineering Science, 2024 - Elsevier
We study the dynamics of an ultra-thin reactive liquid film flowing down a heated vertical
fiber under the influence of gravity. A key focus is on the impact of the van der Waals …

Thin liquid films on a slippery vertical cylinder in presence of chemical reaction

S Chattopadhyay - Chemical Engineering Science, 2023 - Elsevier
In industrial settings, chemical reactions often affect thin liquid films that flow down vertical
cylinders. However, the effect of non-isothermal reactions on the dynamics of these films is …