Results 21 to 30 of about 1,043,269 (288)

Inclusive and effective bulk viscosities in the hadron gas

open access: yes, 2020
We estimate the temperature dependence of the bulk viscosity in a relativistic hadron gas. Employing the Green-Kubo formalism in the SMASH (Simulating Many Accelerated Strongly-interacting Hadrons) transport approach, we study different hadronic systems ...
Elfner, H.   +2 more
core   +1 more source

Rossby-wave instability in viscous discs

open access: yes, 2014
The Rossby wave instability (RWI), which depends on the density bumps and extremum in the vortensities in the differentially rotating discs, plays an important role in the evolution of the protoplanetary discs.
Gholipour, Mahmoud, Nejad-Asghar, Mohsen
core   +1 more source

Study on SPH Viscosity Term Formulations [PDF]

open access: yes, 2018
For viscosity-dominated flows, the viscous effect plays a much more important role. Since the viscosity term in SPH-governing (Smoothed Particle Hydrodynamics) equations involves the discretization of a second-order derivative, its treatment could be ...
Ma, Q., Shao, S., Zheng, X.
core   +3 more sources

The effects of viscosity on the circumplanetary disks

open access: yes, 2012
The effects of viscosity on the circumplanetary disks residing in the vicinity of protoplanets are investigated through two-dimensional hydrodynamical simulations with the shearing sheet model.
Bai   +20 more
core   +1 more source

Effect of Temperature and Composition on Viscosity of Different Formulation of Ethyl Levulinate/Diesel Fuel/Biodiesel

open access: yesProceedings, 2019
Alkyl esters of levulinic acid have significant potential as blend components in diesel formulations. [...]
Elena-Emilia Oprescu   +6 more
doaj   +1 more source

Simulations of splashing high and low viscosity droplets

open access: yes, 2018
In this work simulations are presented of low viscosity ethanol and high viscosity silicone oil droplets impacting on a dry solid surface at atmospheric and reduced ambient pressure.
Boelens, Arnout M. P., de Pablo, Juan J.
core   +1 more source

Increased plasma viscosity as a reason for inappropriate erythropoietin formation [PDF]

open access: yes, 1993
The aim of this study was to examine whether altered plasma viscosity could contribute to the inappropriately low production rate of erythropoietin (EPO) observed in patients suffering from hypergammaglobulinemias associated with multiple myeloma or ...
Eckardt, Kai-Uwe   +7 more
core   +2 more sources

Odd Viscosity

open access: yesJournal of Statistical Physics, 1998
When time reversal is broken the viscosity tensor can have a non vanishing odd part. In two dimensions, and only then, such odd viscosity is compatible with isotropy. Elementary and basic features of odd viscosity are examined by considering solutions of the wave and Navier-Stokes equations for hypothetical fluids where the stress is dominated by odd ...
openaire   +3 more sources

Viscosity and viscosity anomalies of model silicates and magmas: a numerical investigation

open access: yes, 2012
We present results for transport properties (diffusion and viscosity) using computer simulations. Focus is made on a densified binary sodium disilicate 2SiO$_2$-Na$_2$O (NS2) liquid and on multicomponent magmatic liquids (MORB, basalt). In the NS2 liquid,
Bauchy, M.   +3 more
core   +1 more source

The effect of P2O5 on the viscosity of haplogranitic liquid [PDF]

open access: yes, 1993
The effect of P2O5 on the viscosity of a haplogranitic (K2O-Na2O-Al2O3-SiO2) liquid has been determined at 1 atm pressure in the temperature interval of 700 - 1650°C. Viscosity measurements of a haplogranite, haplogranite + 5.1 wt.% P2O5 and haplogranite
Dingwell, Donald B.   +2 more
core   +1 more source

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