Results 41 to 50 of about 157,558 (295)

Dynamo Effects Near The Transition from Solar to Anti-Solar Differential Rotation

open access: yes, 2015
Numerical MHD simulations play increasingly important role for understanding mechanisms of stellar magnetism. We present simulations of convection and dynamos in density-stratified rotating spherical fluid shells.
Busse, Friedrich H.   +2 more
core   +2 more sources

Weakly non-Boussinesq convection in a gaseous spherical shell [PDF]

open access: yes, 2017
We examine the dynamics associated with weakly compressible convection in a spherical shell by running 3D direct numerical simulations using the Boussinesq formalism [1].
Brummell, Nicholas   +2 more
core   +2 more sources

Scaling of Convective Mixing in Porous Media [PDF]

open access: yesPhysical Review Letters, 2012
Convective mixing in porous media is triggered by a Rayleigh-Bénard-type hydrodynamic instability as a result of an unstable density stratification of fluids. While convective mixing has been studied extensively, the fundamental behavior of the dissolution flux and its dependence on the system parameters are not yet well understood.
Hidalgo, Juan J.   +3 more
openaire   +4 more sources

Non-similarity solutions of radiative stagnation point flow of a hybrid nanofluid through a yawed cylinder with mixed convection

open access: yesAlexandria Engineering Journal, 2021
In this new-fangled research, the mixed convective stagnation point flow of a hybrid nanofluid over a yawed cylinder with radiation impact is considered.
Umair Khan, A. Zaib, A. Ishak
doaj   +1 more source

Experimental study of low-frequency oscillations and large-scale circulations in turbulent mixed convection [PDF]

open access: yes, 2010
The formation and dynamics of large-scale circulations in forced and mixed convection has been studied at ambient and elevated fluid pressure by means of particle image velocimetry and temperature measurements.
Bosbach, Johannes   +3 more
core   +1 more source

Numerical prediction of mixed convection heat transfer in an enclosure [PDF]

open access: yes, 2012
In this article the transport mechanism of laminar mixed convection in a shear and buoyancy driven cavity flow with locally heated lower wall and moving cooled sidewalls is numerically studied using cubic interpolation profile method.
Che Sidik, Nor Azwadi, Salehi, Mehran
core  

Pool temperature stratification analysis in CIRCE-ICE facility with RELAP5-3D© model and comparison with experimental tests [PDF]

open access: yes, 2017
In the frame of heavy liquid metal (HLM) technology development, CIRCE pool facility at ENEA/Brasimone Research Center was updated by installing ICE (Integral Circulation Experiments) test section which simulates the thermal behavior of a primary system ...
Caruso, G.   +4 more
core   +1 more source

Laser Metal Powder Deposition of Titanium Microalloyed HSLA Steel FeC0.12Si0.25Mn1.3

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the additive manufacturing of titanium‐doped high‐strength low‐alloy (HSLA) steel via laser metal deposition. It reveals distinct process‐structure relationships for elemental powder blends compared to prealloyed feedstocks.
Olaf Stelling   +2 more
wiley   +1 more source

Winter Mixed Layer Restratification Induced by Vertical Eddy Buoyancy Flux in the Labrador Sea

open access: yesGeophysical Research Letters, 2023
Numerical model studies have shown that the lateral buoyancy transports from eddies restratify the convection region in the Labrador Sea. However, restratification by vertical motion during and after convection has been underestimated.
Pusheng Li   +5 more
doaj   +1 more source

Engineered Mycelial Scaffolds With Tunable Ultraviolet Protection, Wettability, Thermal Stability, and Spatial Mechanics

open access: yesAdvanced Engineering Materials, EarlyView.
Fungal mycelia grown into biodegradable scaffolds and infused with titania nanoparticles show enhanced ultraviolet shielding, thermal protection, and surface nonwettability. Properties were tuned by drying methods, revealing structure–function relationships.
Juwon S. Afolayan   +2 more
wiley   +1 more source

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