Influence of magnetic field on dynamic behavior of double-diffusive convection

CN Zhang, LY Zheng, XL Li, JJ Qin, BX Zhao, L Zhu - Physics of Fluids, 2024 - pubs.aip.org
Double-diffusive convection under an external magnetic field has several industrial
applications, and how the magnetic field affects flow and heat and mass transfer is a …

On oscillatory convection with the Cattaneo–Christov hyperbolic heat-flow model

JJ Bissell - Proceedings of the Royal Society A …, 2015 - royalsocietypublishing.org
Adoption of the hyperbolic Cattaneo–Christov heat-flow model in place of the more usual
parabolic Fourier law is shown to raise the possibility of oscillatory convection in the classic …

Oscillatory instability and routes to chaos in Rayleigh-Bénard convection: Effect of external magnetic field

Y Nandukumar, P Pal - Europhysics Letters, 2015 - iopscience.iop.org
We investigate oscillatory instability and routes to chaos in Rayleigh-Bénard convection of
electrically conducting fluids in the presence of an external horizontal magnetic field. Three …

Convection in a differentially heated cavity with a conducting fin attached at the bottom and ceiling

Y Liu, S Zhang - International Journal of Heat and Mass Transfer, 2022 - Elsevier
The flow and heat transfer within a differentially heated convective cavity, whose bottom and
ceiling are attached with a conducting thin fin, are investigated with numerical simulations in …

Effect of horizontal aspect ratio on convection rolls in the presence of transverse magnetic field

L Sharma, P Pal - Physics of Fluids, 2023 - pubs.aip.org
We perform three-dimensional direct numerical simulations to investigate the effect of
transverse magnetic field on the convection rolls of electrically conducting fluids using the …

Dynamical transitions of a low-dimensional model for Rayleigh–Bénard convection under a vertical magnetic field

D Han, M Hernandez, Q Wang - Chaos, Solitons & Fractals, 2018 - Elsevier
In this article, we study the dynamic transitions of a low-dimensional dynamical system for
the Rayleigh–Bénard convection subject to a vertically applied magnetic field. Our analysis …

Transitions near the onset of low Prandtl-number rotating convection in presence of horizontal magnetic field

M Ghosh, P Ghosh, Y Nandukumar, P Pal - Physics of Fluids, 2020 - pubs.aip.org
We investigate the transitions near the onset of thermal convection in electrically conducting
low Prandtl-number (Pr) fluids in the presence of rotation about a vertical axis and external …

Effect of horizontal magnetic field on Küppers–Lortz instability

S Mandal, S Sarkar, P Pal - Physics of Fluids, 2023 - pubs.aip.org
We investigate the effect of an external horizontal magnetic field on the Küppers–Lortz
instability (KLI) in rotating Rayleigh–Bénard convection of Boussinesq fluids using weakly …

Nonlinear dynamics of steady oblique rolls in rotating magnetoconvection: Pattern transition, flow multiplicity and hysteresis

L Sharma, P Pal, M Ghosh - Physics of Fluids, 2024 - pubs.aip.org
We report results of the numerical investigation carried out to discern the instabilities and
pattern transitions near the onset of rotating magnetoconvection (RMC) using the plane …

[HTML][HTML] Bifurcation analysis of a two-dimensional magnetic Rayleigh–Bénard problem

F Laakmann, N Boullé - Physica D: Nonlinear Phenomena, 2024 - Elsevier
We perform a bifurcation analysis of a two-dimensional magnetic Rayleigh–Bénard problem
using a numerical technique called deflated continuation. Our aim is to study the influence of …