Results 51 to 60 of about 563,653 (367)

Convection in Microemulsions [PDF]

open access: yes, 1991
The Rayleigh-Benard convection in the microemulsion C4E2 (surfactant)-water-cyclohexane (oil) is presented from the onset of convection to the phase separation of the microemulsion. The travelling waves, steady convection, the transition from the roll pattern to the polygon pattern and the type-I intermittency route to chaos were observed and recorded ...
Lopezquintela, M   +2 more
openaire   +2 more sources

The Effect of Atmosphere‐Ocean Coupling on the Sensitivity of the ITCZ to Convective Mixing

open access: yesJournal of Advances in Modeling Earth Systems, 2020
The Intertropical Convergence Zone (ITCZ) is a discontinuous, zonal precipitation band that plays a crucial role in the global hydrological cycle. Previous studies using prescribed sea surface temperature (SST) aquaplanets show the ITCZ is sensitive to ...
J. Talib   +3 more
doaj   +1 more source

Coastal Tropical Convection in a Stochastic Modeling Framework

open access: yes, 2017
Recent research has suggested that the overall dependence of convection near coasts on large-scale atmospheric conditions is weaker than over the open ocean or inland areas. This is due to the fact that in coastal regions convection is often supported by
Ajayamohan   +69 more
core   +1 more source

Connective Tissue Growth Factor Is Related to All-cause Mortality in Hemodialysis Patients and Is Lowered by On-line Hemodiafiltration: Results from the Convective Transport Study

open access: yesToxins, 2019
Connective tissue growth factor (CTGF) plays a key role in the pathogenesis of tissue fibrosis. The aminoterminal fragment of CTGF is a middle molecule that accumulates in chronic kidney disease.
Claire H. den Hoedt   +9 more
doaj   +1 more source

The Dominance of Neutrino-Driven Convection in Core-Collapse Supernovae [PDF]

open access: yes, 2012
Multi-dimensional instabilities have become an important ingredient in core-collapse supernova (CCSN) theory. Therefore, it is necessary to understand the driving mechanism of the dominant instability. We compare our parameterized three-dimensional CCSN simulations with other buoyancy-driven simulations and propose scaling relations for neutrino-driven
arxiv   +1 more source

Role of defects in the onset of wall-induced granular convection [PDF]

open access: yes, 2015
We investigate the onset of the wall-induced convection in vertically vibrated granular matter by means of experiments and two-dimensional computer simulations.
Fortini, Andrea, Huang, Kai
core   +2 more sources

Reynolds stress models of convection in convective cores [PDF]

open access: yesProceedings of the International Astronomical Union, 2006
AbstractWe investigate the properties of non-local Reynolds stress models of turbulent convection in a spherical geometry. Regularity at the centre r=0 places constraints on the behaviour of 3rd order moments. Some of the down-gradient and algebraic closure models have inconsistent behaviour at r=0. A combination of down-gradient and algebraic closures
Roxburgh, Ian W., Kupka, Friedrich
openaire   +2 more sources

Diffusion from convection [PDF]

open access: yesSciPost Physics, 2020
We introduce non-trivial contributions to diffusion constants in generic many-body systems with Hamiltonian dynamics arising from quadratic fluctuations of ballistically propagating, i.e. convective, modes. Our result is obtained by expanding the current operator in terms of powers of local and quasi-local conserved quantities.
Jacopo De Nardis   +3 more
openaire   +6 more sources

Electrospinning Technology, Machine Learning, and Control Approaches: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Electrospinning produces micro‐ and nanoscale fibers, holding great promise in biomedical engineering. Industrial adoption faces challenges in controlling fiber properties, reproducibility, and scalability. This review explores electrospinning techniques, modeling, and machine learning for process optimization.
Arya Shabani   +5 more
wiley   +1 more source

Effects of Movable-Baffle on Heat Transfer and Entropy Generation in a Cavity Saturated by CNT Suspensions: Three-Dimensional Modeling

open access: yesEntropy, 2017
Convective heat transfer and entropy generation in a 3D closed cavity, equipped with adiabatic-driven baffle and filled with CNT (carbon nanotube)-water nanofluid, are numerically investigated for a range of Rayleigh numbers from 103 to 105.
Abdullah A.A.A. Al-Rashed   +5 more
doaj   +1 more source

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