On the non-existence of subcritical instabilities in fluid layers heated from below

1 October 1964

journal article
research article
Published by Cambridge University Press (CUP) in Journal of Fluid Mechanics

Vol. 20 (2) , 315-319
https://doi.org/10.1017/s0022112064001239

Abstract

Using some recent results it is established that, for very general boundary conditions, time-independent subcritical instabilities do not exist for the non-linear thermoconvective stability problem.

Keywords

THERMOCONVECTIVE
FLUID
HEATED
SUBCRITICAL INSTABILITIES
EXISTENCE OF SUBCRITICAL
GENERAL BOUNDARY