Results 71 to 80 of about 33,802 (217)

Simulation of fully resolved finite-size particles in a turbulent flow [PDF]

open access: yes, 2013
In this study we are interested on the statistics of finite sized particles. A sustained homogeneous isotropic turbulence with particles is numerically simulated in order to obtain those ...
Brandle de Motta, Jorge   +3 more
core  

Primordial magnetic field and non-Gaussianity of the 1-year Wilkinson Microwave Anisotropy Probe (WMAP) data [PDF]

open access: yes, 2004
Alfven turbulence caused by statistically isotropic and homogeneous primordial magnetic field induces correlations in the cosmic microwave background anisotropies. The correlations are specifically between spherical harmonic modes a_{l-1,m} and a_{l+1,m}.
Bond J. R.   +4 more
core   +1 more source

Woven Eutectic Lamellar Structures Lead to Ultrahigh Strength and Energy Absorption Capacity in Additively Manufactured Lattice Structures

open access: yesSmall Structures, Volume 6, Issue 5, May 2025.
Herein, AlCoCrFeNi2.1 is selected to produce lattice structures by selective laser melting. The as‐printed lattice structures consist of numerous colonies of nanosized eutectic lamellar structures which are bent and interwind with each other to form a woven microstructure. The unique microstructure leads to unprecedented effective metal strength, yield
Zhiyong Ji   +6 more
wiley   +1 more source

Two-dimensional homogeneous isotropic fluid turbulence with polymer additives [PDF]

open access: yesPhysical Review E, 2015
8 pages, 8 ...
Gupta, Anupam   +2 more
openaire   +4 more sources

Understanding Atrial Fibrillation Complexity Through the Lens of Turbulence Dynamics: Implications for Treatment Strategies

open access: yesJournal of Cardiovascular Electrophysiology, EarlyView.
ABSTRACT Atrial fibrillation (AF) is the most common sustained cardiac arrhythmia encountered in clinical practice. Its incidence increases significantly with age and has become a major global public health issue. Although research into the mechanisms of AF has spanned over a century‐ranging from the reentry theory to the rotor hypothesis‐none of these
Xin Chu   +4 more
wiley   +1 more source

Formation of Fine Structures in Incompressible Hall Magnetohydrodynamic Turbulence Simulations

open access: yesPlasma
Hall magnetohydrodynamic simulations are often carried out to study the subjects of instabilities and turbulence of space and nuclear fusion plasmas in which sub-ion-scale effects are important.
Hideaki Miura
doaj   +1 more source

Determination of the decay exponent in mechanically stirred isotropic turbulence

open access: yesAIP Advances, 2011
Direct numerical simulation is used to investigate the decay exponent of isotropic homogeneous turbulence over a range of Reynolds numbers sufficient to display both high and low Re number decay behavior.
J. Blair Perot
doaj   +1 more source

Power laws and inverse motion modelling: application to turbulence measurements from satellite images

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2012
In the context of tackling the ill-posed inverse problem of motion estimation from image sequences, we propose to introduce prior knowledge on flow regularity given by turbulence statistical models.
Pablo D. Mininni   +3 more
doaj   +1 more source

An Overview of the Lagrangian Dispersion Modeling of Heavy Particles in Homogeneous Isotropic Turbulence and Considerations on Related LES Simulations

open access: yesFluids, 2021
Particle tracking is a competitive technique widely used in two-phase flows and best suited to simulate the dispersion of heavy particles in the atmosphere.
Daniel G. F. Huilier
doaj   +1 more source

The Polymer Effect on Nonlinear Processes in Decaying Homogeneous Isotropic Turbulence

open access: yesAdvances in Mechanical Engineering, 2013
In order to study the polymer effect on the behavior of nonlinearities in decaying homogeneous isotropic turbulence (DHIT), direct numerical simulations were carried out for DHIT with and without polymers.
Wei-Hua Cai   +4 more
doaj   +1 more source

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