Results 21 to 30 of about 995,261 (384)

Anisotropy in turbulent flows and in turbulent transport [PDF]

open access: yesPhysics Reports, 2005
150 pages, 26 figures, submitted to Phys ...
BIFERALE, LUCA, Procaccia, I.
openaire   +4 more sources

Computers and turbulence [PDF]

open access: yesEuropean Journal of Mechanics - B/Fluids, 2020
This paper briefly reviews the influence that the rapid evolution of computer power in the last decades has had on turbulence research. It is argued that it can be divided into three stages. In the earliest (`heroic') one, simulations were expensive and could at most be considered as substitutes for experiments. Later, as computers grew faster and some
openaire   +3 more sources

Colour of turbulence [PDF]

open access: yesJournal of Fluid Mechanics, 2017
In this paper, we address the problem of how to account for second-order statistics of turbulent flows using low-complexity stochastic dynamical models based on the linearized Navier–Stokes equations. The complexity is quantified by the number of degrees of freedom in the linearized evolution model that are directly influenced by stochastic excitation ...
Armin Zare   +2 more
openaire   +4 more sources

LightCUD: a program for diagnosing IBD based on human gut microbiome data

open access: yesBioData Mining, 2021
Background The diagnosis of inflammatory bowel disease (IBD) and discrimination between the types of IBD are clinically important. IBD is associated with marked changes in the intestinal microbiota. Advances in next-generation sequencing (NGS) technology
Congmin Xu   +5 more
doaj   +1 more source

Recent Developments in Understanding Two-dimensional Turbulence and the Nastrom-Gage Spectrum [PDF]

open access: yes, 2006
Two-dimensional turbulence appears to be a more formidable problem than three-dimensional turbulence despite the numerical advantage of working with one less dimension.
A. Polyakov   +109 more
core   +3 more sources

Inverse design of mesoscopic models for compressible flow using the Chapman-Enskog analysis

open access: yesAdvances in Aerodynamics, 2021
In this paper, based on simplified Boltzmann equation, we explore the inverse-design of mesoscopic models for compressible flow using the Chapman-Enskog analysis. Starting from the single-relaxation-time Boltzmann equation with an additional source term,
Tao Chen   +3 more
doaj   +1 more source

On turbulent relations

open access: yesFundamenta Mathematicae, 2018
42 pages.
Álvarez López, Jesús A.   +1 more
openaire   +4 more sources

Turbulence and fossil turbulence in oceans and lakes [PDF]

open access: yesChinese Journal of Oceanology and Limnology, 2004
Turbulence is defined as an eddy-like state of fluid motion where the inertial-vortex forces of the eddies are larger than any of the other forces that tend to damp the eddies out. Energy cascades of irrotational flows from large scales to small are non-turbulent, even if they supply energy to turbulence. Turbulent flows are rotational and cascade from
Pak Tao Leung, Carl H. Gibson
openaire   +3 more sources

Variability of Internally Generated Turbulence in an Estuary, from 100 Days of Continuous Observations [PDF]

open access: yes, 2009
We present detailed observations of internally generated turbulence in a sheared, stratified natural flow, as well as an analysis of the external factors leading to its generation and temporal variability.
Orton, P. M., Visbeck, Martin
core   +1 more source

Publisher Correction: Aerodynamic generation of electric fields in turbulence laden with charged inertial particles

open access: yesNature Communications, 2018
The original version of this Article contained an error in the last sentence of the second paragraph of the ‘Atmospheric rarefaction effects’ section of the Results, which incorrectly read ‘The other one emulates the rarefied, CO2-rich Martian atmosphere
M. Di Renzo, J. Urzay
doaj   +1 more source

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