Polymers in turbulence: stretching statistics and the role of extreme strain rate fluctuations
Jason R. Picardo,
Emmanuel L.C. VI M. Plan,
Dario Vincenzi
Abstract:Polymers in a turbulent flow are stretched out by the fluctuating velocity gradient and exhibit a broad distribution of extensions
$R$
; the stationary probability density function (p.d.f.) of
$R$
has a power-law tail with an exponent that increases with the Weissenberg number
$\mathit {Wi}$
, a non-dimensional measure of polymer elasticity. This study addresses the following questions. (i) What is the role of the non-Gaussian st… Show more
Set email alert for when this publication receives citations?
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.