Results 101 to 110 of about 35,832 (271)

Moist convection and radiative cooling: Dynamical response and scaling

open access: yesQuarterly Journal of the Royal Meteorological Society, Volume 152, Issue 775, January 2026 Part B.
The mechanism that sets the updraught velocities in deep convective clouds is studied here using cloud‐resolving model simulations in radiative–convective equilibrium. We show that, for simulations with vastly different rates of radiative cooling and surface temperatures, the buoyancy in clouds remains remarkably constant (histogram shown here).
Lokahith Agasthya, Caroline Muller
wiley   +1 more source

Numerical Study of Rotating Thermal Convection on a Hemisphere

open access: yesFluids, 2020
Numerical simulations of rotating two-dimensional turbulent thermal convection on a hemisphere are presented in this paper. Previous experiments on a half soap bubble located on a heated plate have been used for studying thermal convection as well as the
Patrick Fischer   +2 more
doaj   +1 more source

Rayleigh–Bénard convection of a viscoplastic liquid in a trapezoidal enclosure

open access: yesInternational Journal of Mechanical Sciences, 2020
The objective of this paper is to clarify the role of sloping walls on convective heat transport in Rayleigh–Benard convection within a trapezoidal enclosure filled with viscoplastic fluid.
M. S. Aghighi   +3 more
semanticscholar   +1 more source

Approximate Analytical Solutions of the Time‐Fractional Swift–Hohenberg Equation via Yang Transform Adomian Decomposition Method

open access: yesJournal of Applied Mathematics, Volume 2026, Issue 1, 2026.
This study examines approximate analytical solutions of the time‐fractional Swift–Hohenberg equation involving the Caputo–Fabrizio fractional derivative. The main objective of this study is to investigate efficient analytical approximation techniques using the Yang transform Adomian decomposition method (YTADM).
Mustafa Ahmed Ali   +2 more
wiley   +1 more source

Turbulent Rayleigh–Bénard convection in a strong vertical magnetic field

open access: yesJournal of Fluid Mechanics, 2020
Direct numerical simulations are carried out to study the flow structure and transport properties in turbulent Rayleigh–Bénard convection in a vertical cylindrical cell of aspect ratio one with an imposed axial magnetic field. Flows at the Prandtl number
R. Akhmedagaev   +3 more
semanticscholar   +1 more source

Lattice Boltzmann simulation of Rayleigh-Benard convection in enclosures filled with Al2O3-water nanofluid

open access: yes, 2018
In order to clarify the controversies for the role of nanoparticles on heat transfer in natural convection, lattice Boltzmann method is used to investigate Rayleigh-Benard convection heat transfer in differentially-heated ...
Weihua Cai   +5 more
core   +1 more source

Self‐Organization of Redeposited Binder Nanoparticles in Cubic Boron Nitride Materials

open access: yesSmall, Volume 21, Issue 52, December 29, 2025.
The article reveals a novel approach to forming micro‐spherical agglomerates through nanosecond laser irradiation, enabling rapid growth of titanium nanoparticles in air. It explores the self‐organisation of redeposited Ti nanoparticles on cubic boron nitride composites, detailing structural and chemical transformations that pave the way for innovative
Manuela Pacella   +3 more
wiley   +1 more source

SIMULATION OF RAYLEIGH-BENARD CONVECTION USING A LATTICE BOLTZMANN METHOD [PDF]

open access: yes, 1996
Rayleigh-Benard convection is numerically simulated in two and three dimensions using a recently developed two-component lattice Boltzmann equation (LBE) method.
X. Shan
semanticscholar   +1 more source

Conditional and unconditional nonlinear stability in fluid dynamics [PDF]

open access: yes, 2002
In this thesis we examine some of the interesting aspects of stability for some convection problems. Specifically, the first part of the thesis deals with the Bénard problem for various Non-Newtonian fluids, whereas the second part develops a stability ...
Budu, P., Budu, Paula
core  

Gypsum Gardens: Self‐Assembled Tubular Structures of Calcium Sulfate with Relevance for the Detection of Extraterrestrial Life

open access: yesAngewandte Chemie International Edition, Volume 64, Issue 48, November 24, 2025.
Chemical gardens are self‐assembled architectures with “life‐like” morphologies that form in the absence of any biological activity. Here we show that such structures can also be obtained by contacting reservoirs of calcium and sulfate ions, under conditions that plausibly emulate those prevailing on early Mars.
Selina Reigl   +5 more
wiley   +1 more source

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