# On the existence and multiplicity of one-dimensional solid particle attractors in time-dependent Rayleigh-BÃ©nard convection

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In this numerical study, randomly and sinusoidally modulated gravitational fields imposed on three-dimensional Rayleighâ€“BÃ©nard convection are investigated in an effort to understand the effects of vibration (G-Jitter) on fluid systems. The time-dependent, Navierâ€“Stokes equations...

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We present results of the study of a turbulent air flow with a large scale circulation in Rayleigh-B'enard rectangular convective cell with a heated bottom wall and a cooled top wall. Velocity fields were measured using Particle Image Velocimetry in two sets of mutually perpendicular planes...

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Investigates the natural convection of micropolar fluids along a uniformly heated horizontal plate. Influence of the material properties of micropolar fluids on the heat transfer and flow field; Governing equations with boundary conditions for the modified Rayleigh number; Velocity patterns for...

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Thermal plumes in Rayleighâ€“BÃ©nard convection have been observed to occur with strong vertical component of vorticity, resulting in spiraling hot updrafts and cold downdrafts. Results from two different simulations at Rayleigh numbers 9800 and 33 000 times the critical Rayleigh number...

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Assuming the time-dependent equation of state p= Î»( t) Ï, five dimensional cosmological models with viscous fluid for an open universe ( k=âˆ’1) and flat universe ( k=0) are presented. Exact solutions in the context of the rest mass varying theory of gravity proposed by Wesson (Astron....

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The geometry of isothermal surfaces for Rayleighï¿½Bï¿½nard convection at Rayleigh numbers R in the range 107 to 3ï¿½108 (close to the soft to hard turbulence transition) are measured. The measurements were made by imaging the color of light scattered from chiral nematic particles...

- Interaction between longitudinal convectional rolls and transverse waves in unstably stratified... Fujimura, K.; Kelly, R.E. // Physics of Fluids;Jan1995, Vol. 7 Issue 1, p68
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Studies the influence of particles on the first Rayleigh-Benard bifurcation from the motionless to the convective state in a suspension layer heated from below and cooled from above. Change of the slope of the curve showing the heat flux versus the temperature difference; Increase of the...

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Describes the application of a finite-volume/Newton's method to conduct stability and bifurcation analyses of a partially melted or solidified material heated from below and cooled from above in a cavity. Two-phase Rayleigh-Benard problem; Use of numerical Jacobian and an iterative matrix solver.