Inverse cascade and intermittency of passive scalar in 1d smooth flow; inverse cascade in multidimensional compressible flows

M. Chertkov; I. Kolokolov; M. Vergassola

doi:10.1007/978-94-011-5118-4_149

Inverse cascade and intermittency of passive scalar in 1d smooth flow; inverse cascade in multidimensional compressible flows

M. Chertkov, I. Kolokolov, M. Vergassola

Research output: Contribution to journal › Article › peer-review

Abstract

We considere random advection of Lagrangian tracer scalar field θ(t, y) by a compressible, spatially smooth and short-correlated in time velocity field [1, 2], see also [3]. Scalar fluctuations are maintained by a source χ(x) concentrated at the integral scale L.

Original language	English (US)
Pages (from-to)	593-594
Number of pages	2
Journal	Fluid Mechanics and its Applications
Volume	46
DOIs	https://doi.org/10.1007/978-94-011-5118-4_149
State	Published - 1998
Externally published	Yes

Keywords

Compressible Flow
Dissipative Scale
Lyapunov Exponent
Passive Scalar
Physical Review

ASJC Scopus subject areas

Mechanics of Materials
Mechanical Engineering
Fluid Flow and Transfer Processes

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10.1007/978-94-011-5118-4_149

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abstract = "We considere random advection of Lagrangian tracer scalar field θ(t, y) by a compressible, spatially smooth and short-correlated in time velocity field [1, 2], see also [3]. Scalar fluctuations are maintained by a source χ(x) concentrated at the integral scale L.",

keywords = "Compressible Flow, Dissipative Scale, Lyapunov Exponent, Passive Scalar, Physical Review",

author = "M. Chertkov and I. Kolokolov and M. Vergassola",

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AU - Chertkov, M.

AU - Kolokolov, I.

AU - Vergassola, M.

PY - 1998

Y1 - 1998

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AB - We considere random advection of Lagrangian tracer scalar field θ(t, y) by a compressible, spatially smooth and short-correlated in time velocity field [1, 2], see also [3]. Scalar fluctuations are maintained by a source χ(x) concentrated at the integral scale L.

KW - Compressible Flow

KW - Dissipative Scale

KW - Lyapunov Exponent

KW - Passive Scalar

KW - Physical Review

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ER -

Inverse cascade and intermittency of passive scalar in 1d smooth flow; inverse cascade in multidimensional compressible flows

Abstract

Keywords

ASJC Scopus subject areas

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