Results 51 to 60 of about 259 (134)

Rayleigh-Bénard Convection for Nanofluids for More Realistic Boundary Conditions (Rigid-Free and Rigid-Rigid) Using Darcy Model [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2019
In this article, Rayleigh-Bénard convection for nanofluids for more realistic boundary conditions (rigid-free and rigid-rigid) under the influence of the magnetic field is investigated.
Jyoti Ahuja, Urvashi Gupta
doaj   +1 more source

Flow Compensation Recovers Sensitivity Lost to Convection in Gradient‐Enhanced TOCSY NMR Experiments

open access: yesChemistry–Methods, Volume 6, Issue 3, March 2026.
Gradient‐enhanced TOCSY techniques are an essential tool in the NMR spectroscopist's toolkit. However, in the presence of convection, signal intensities can be severely diminished, an issue that is particularly common when using cryoprobes. Here, we present an easily implemented TOCSY experiment that reverses signal loss due to convection and ...
Elsa Caytan   +4 more
wiley   +1 more source

GENETIC SOURCES AND TECTONOPHYSICAL REGULARITIES OF DIVISIBILITY OF THE LITHOSPHERE INTO BLOCKS OF VARIOUS RANKS AT DIFFERENT STAGES OF ITS FORMATION: TECTONOPHYSICAL ANALYSIS

open access: yesГеодинамика и тектонофизика, 2015
The paper presents the first tectonophysical reconstruction of initial divisibility of the protolithosphere as a result of convection in the cooling primitive mantle. Initial division of the protolithosphere into separate masses, i.e.
Semen I. Sherman
doaj   +1 more source

Controlling the Collective Transport of Large Passive Particles With Suspensions of Microorganisms

open access: yesSmall, Volume 22, Issue 18, 25 March 2026.
Directional light stimuli induce the accumulation of microalgae in suspensions of Chlamydomonas reinhardtii. This accumulation triggers large scale bioconvection rolls capable of macroscale transport. Exploiting these bioconvective flows enables to collectively transport of hundreds of large passive particles, paving the way for future applications in ...
Taha Laroussi   +4 more
wiley   +1 more source

Slantwise Convection and Heat Transport in Icy Moon Oceans

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Ocean heat transport on icy moons shapes the ice shell topography, a primary observable of these moons. Two key processes control the heat transport: baroclinic instability driven by surface buoyancy contrasts and convective instability driven by heating from the core.
Yaoxuan Zeng, Malte F. Jansen
wiley   +1 more source

Large Aerosol Particles Favor Haze Conditions Through Limitations on Water Budget and Activation Kinetics

open access: yesGeophysical Research Letters, Volume 53, Issue 1, 16 January 2026.
Abstract Experiments in the Pi Convection‐Cloud Chamber conducted by systematically changing the diameter of injected dry aerosol particles while holding the temperature difference constant demonstrate that dry diameter strongly influences the onset of haze‐dominated conditions.
Hamed Fahandezh Sadi   +8 more
wiley   +1 more source

The Barrel of Ilmenau: A large-scale convection experiment to study dust devil-like flow structures.

open access: yesMeteorologische Zeitschrift, 2021
We present an experimental facility for the validation of numerical simulations on atmospheric dust devils in a controlled laboratory experiment. Dust devils are atmospheric air vortices with a vertical axis, and are formed by intense solar radiation and
Alice Loesch, Ronald du Puits
doaj   +1 more source

On scaling laws in turbulent magnetohydrodynamic Rayleigh–Benard convection [PDF]

open access: yesPhysica D: Nonlinear Phenomena, 2008
We invoke the concepts of magnetic boundary layer and magnetic Rayleigh number and use the magnetic energy dissipation rates in the bulk and the boundary layers to derive some scaling laws expressing how Nusselt number depends on magnetic Rayleigh number, Prandtl number and magnetic Prandtl number for the simple case of turbulent magnetohydrodynamic ...
openaire   +3 more sources

A Universal Way to Manipulate Droplet via Light‐Fueled Thermocapillary Convection

open access: yesAdvanced Functional Materials, Volume 36, Issue 2, 5 January 2026.
A non‐contact light‐induced droplet manipulation strategy fueled by mid‐infrared (MIR) light irradiation is introduced. No additional additives and/or complex substrate are required. Here, thermocapillary convection, directly generated by temperature gradient at outer surface of droplet via localized surface heating, plays a key role to propel the ...
Hyesun Hwang   +5 more
wiley   +1 more source

Initial layer problem of the Boussinesq system for Rayleigh-Bénard convection with infinite Prandtl number limit

open access: yesOpen Mathematics, 2018
The main purpose of this paper is to study the initial layer problem and the infinite Prandtl number limit of Rayleigh-Bénard convection with an ill prepared initial data.
Fan Xiaoting   +3 more
doaj   +1 more source

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