Phase diagram for turbulent transport: Sampling drift, eddy diffusivity and variational principles

DOI10.1016/S0167-2789(99)00150-5zbMath0955.76040arXivphysics/9906018MaRDI QIDQ1961665

Albert C. Fannjiang

Publication date: 27 February 2001

Published in: Physica D (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/physics/9906018

zbMATH Keywords

variational principlesBrownian motionfractional Brownian motionsscaling lawsparameter spaceHurst exponentscaling exponenteddy diffusivitycritical wave numberpower-law spectrasampling driftlong-time large-scale transportthree-dimensional phase diagramthree-parameter isotropic incompressible Gaussian velocity fields

Mathematics Subject Classification ID

Stochastic ordinary differential equations (aspects of stochastic analysis) (60H10) Variational methods applied to problems in fluid mechanics (76M30) Turbulent transport, mixing (76F25)

Related Items (3)

Velocity fields with power-law spectra for modeling turbulent flows ⋮ Non-Gaussian limit of a tracer motion in an incompressible flow ⋮ Invariance principle for inertial-scale behavior of scalar fields in Kolmogorov-type turbulence

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