Characterizing scale dependence of effective diffusion driven by fluid flows

We study the scale dependence of effective diffusion of fluid tracers, specifically, its dependence on the Péclet number, a dimensionless parameter of the ratio between advection and molecular diffusion. Here, we address the case that length and time scales on which the effective diffusion can be d...

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Bibliographic Details
Main Authors: Hikihara, T. (Author), Kono, Y. (Author), Susuki, Y. (Author)
Format: Article
Language:English
Published: American Physical Society 2022
Subjects:
Online Access:View Fulltext in Publisher