Anisotropy in turbulent flows and in turbulent transport

L Biferale, I Procaccia - Physics Reports, 2005 - Elsevier
The problem of anisotropy and its effects on the statistical theory of high Reynolds number
(Re) turbulence (and turbulent transport) is intimately related and intermingled with the …

Anisotropic velocity correlation spectrum at small scales in a homogeneous turbulent shear flow

T Ishihara, K Yoshida, Y Kaneda - Physical review letters, 2002 - APS
A simple theoretical analysis and direct numerical simulations on 512 3 grid points suggest
that the velocity correlation spectrum tensor in the inertial subrange of homogeneous …

Pressure and intermittency in passive vector turbulence

LT Adzhemyan, NV Antonov, A Mazzino… - Europhysics …, 2001 - iopscience.iop.org
We investigate the scaling properties of a model of passive vector turbulence with pressure
in the presence of a large-scale anisotropy. The leading scaling exponents of the structure …

Anomalous scaling and anisotropy in models of passively advected vector fields

H Arponen - Physical Review E—Statistical, Nonlinear, and Soft …, 2009 - APS
An anisotropically forced passive vector model is analyzed at scales much smaller and
larger than the forcing scale by solving exactly the equation for the pair correlation function …

Small-scale anisotropy in stably stratified turbulence

Y Kaneda, K Yoshida - New Journal of Physics, 2004 - iopscience.iop.org
In this paper, small-scale statistics in stably stratified turbulence is studied theoretically and
numerically. Expressions for the spectra of the velocity correlation, density fluctuation and …

Anisotropic spectrum of homogeneous turbulent shear flow in a Lagrangian renormalized approximation

K Yoshida, T Ishihara, Y Kaneda - Physics of fluids, 2003 - pubs.aip.org
An analytical study of the anisotropic velocity correlation spectrum tensor in the inertial
subrange of homogeneous turbulent shear flow is performed using a Lagrangian …

Anomalous scaling of a passive scalar advected by a turbulent velocity field with finite correlation time and uniaxial small-scale anisotropy

E Jurčišinová, M Jurčišin - Physical Review E—Statistical, Nonlinear, and Soft …, 2008 - APS
The influence of uniaxial small-scale anisotropy on the stability of the scaling regimes and
on the anomalous scaling of the structure functions of a passive scalar advected by a …

Influence of anisotropy on anomalous scaling of a passive scalar advected by the Navier-Stokes velocity field

E Jurčišinová, M Jurčišin, R Remecký - Physical Review E—Statistical …, 2009 - APS
The influence of weak uniaxial small-scale anisotropy on the stability of the scaling regime
and on the anomalous scaling of the single-time structure functions of a passive scalar …

Examination of Kolmogorov's 4/5 law by high-resolution direct numerical simulation data of turbulence

Y Kaneda, J Yoshino, T Ishihara - journal of the physical society of …, 2008 - journals.jps.jp
Kolmogorov's 4/5 law is examined quantitatively by using the data of direct numerical
simulations of incompressible turbulence in a periodic box with the number of grid points …

Anomalous scaling in two and three dimensions for a passive vector field advected by a turbulent flow

SV Novikov - Journal of Physics A: Mathematical and General, 2006 - iopscience.iop.org
A model of the passive vector field advected by the uncorrelated in time Gaussian velocity
with power-like covariance is studied by means of the renormalization group and the …