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nlin.CD2007★ 9 cited
Toward a phenomenological approach to the clustering of heavy particles in turbulent flows
Jeremie Bec, Raphael Chetrite
A simple model accounting for the ejection of heavy particles from the vortical structures of a turbulent flow is introduced. This model involves a space and time discretization of…
nlin.CD2006★ 14 cited
Kraichnan flow in a square: an example of integrable chaos
Raphael Chetrite, Jean-Yves Delannoy, Krzysztof Gawedzki
The Kraichnan flow provides an example of a random dynamical system accessible to an exact analysis. We study the evolution of the infinitesimal separation between two Lagrangian t…