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dust particles

Ice sublimation of dust particles and their detection in the outer solar system

Ice sublimation of dust particles and their detection in the outer solar system

... producing dust particles in the disks ...duce dust particles through mutual collisions between EK- BOs and/or erosion of EKBO surfaces by impacts of inter- stellar dust streaming into ...

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Motion of dust particles in dry snow under temperature gradient metamorphism

Motion of dust particles in dry snow under temperature gradient metamorphism

... of dust particles in the ice matrix is af- fected by snow ...Some dust particles are obvi- ously progressively embedded in the ice matrix during tem- perature gradient metamorphism (see Movie ...

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Efficiency of coherent vortices to trap dust particles in the solar nebula

Efficiency of coherent vortices to trap dust particles in the solar nebula

... Abstract. We develop the idea proposed by Barge & Sommeria (1995) that large-scale vortices present in the solar nebula can concentrate dust particles and facilitate the for- mation of planetesimals and ...

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Light scattering by irregular interplanetary dust particles

Light scattering by irregular interplanetary dust particles

... interplanetary dust particles. For scattering by non-spherical particles the discrete-dipole approximation (DDA) has widely been used in many scientific ...

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Derivation of Turbulent Energy in Presence of Dust Particles

Derivation of Turbulent Energy in Presence of Dust Particles

... the particles settle around the midplane due to gravity, the shear increases, and eventually the flow becomes unstable to the Kelvin-Helmholtz ...glass particles in a vertical downward channel ...solid ...

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Atmospheric forcing of the three dimensional distribution of dust particles over Australia: A case study

Atmospheric forcing of the three dimensional distribution of dust particles over Australia: A case study

... that dust was mainly being picked up from the surface by post-frontal winds, consistent with the results of Leys et ...[2011]. Dust particles were then mixed through the depth of the boundary layer ...

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Numerical simulations of the charging of dust particles by contact with hot plasmas

Numerical simulations of the charging of dust particles by contact with hot plasmas

... conditions, and enters here solely for normalizing purposes.) As the flow velocity increases, we find an increase in the net charge for the insulating case. The increase is not dramatic, though, since we need a strongly ...

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A future observational plan of dust particles around the Moon by LDM (Lunar Dust Monitor) onboard the orbiter of the next Japanese lunar mission

A future observational plan of dust particles around the Moon by LDM (Lunar Dust Monitor) onboard the orbiter of the next Japanese lunar mission

... the dust environment around the Moon by the Lunar Dust Monitor (LDM) to increase our knowledge regarding how the dust inflow and outflow contribute to lunar surface ...materials. Dust ...

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Microwave Attenuation and Phase Rotation by Ellipsoidal Dust Particles

Microwave Attenuation and Phase Rotation by Ellipsoidal Dust Particles

... Furthermore, dust particles have complex or irregular ...approximate dust particle [7]. This means that in a medium with ellipsoidal dust particles, the attenuation and the phase ...

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Shape effects in optical properties of composite dust particles

Shape effects in optical properties of composite dust particles

... The motivation of this work was to show how a simple model (here: the coated sphere model) compare with the structure of complex dust particles. Agreement between ob- servational data and the simple model ...

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Millimeter Wave Propagation Through Layers of Sand and Dust Particles

Millimeter Wave Propagation Through Layers of Sand and Dust Particles

... In the present paper theoretical investigation has been carried out to evaluate the effect of the layers of sand, dust particles on the propagation of millimeter wave. For this purpose the layers of sand, ...

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Sublimation temperature of circumstellar dust particles and its importance for dust ring formation

Sublimation temperature of circumstellar dust particles and its importance for dust ring formation

... When dust particles are produced by successive colli- sions between large bodies, their largest β does not exceed 1/2 because the dust with β > 1/2 cannot resist against strong radiation ...These ...

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Experimental and Image Processing Investigation on the Diffusion of Dust Particles in the Atmospheric Area

Experimental and Image Processing Investigation on the Diffusion of Dust Particles in the Atmospheric Area

... The used plow in this experiment is 2.65 meters in length running to 14 nails that can go into the ground with about 22 centimeters. This type of plow is used in the agriculture of this area in the pre-cultivation stage. ...

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Perturbation of the cathode Sheath
Characteristics by ALO Dust Particles in
magnetized Plasma

Perturbation of the cathode Sheath Characteristics by ALO Dust Particles in magnetized Plasma

... A few grams of ALO micron- sized particles (approximately 0.2 gm) are placed in a dust dropper (i.e. duster) which located in the upper side of the glass tube. The duster is consisted from dc motor which is ...

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On the size and velocity distribution of cosmic dust particles entering the atmosphere

On the size and velocity distribution of cosmic dust particles entering the atmosphere

... cosmic dust mass/velocity distribution: an astronomical model constrained by observations of IR emission from the Zodiacal Dust Cloud [Nesvorný et ...spaceborne dust detector [Love and Brownlee, ...

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Numerical Simulation of Transport and Deposition of Dust Particles in Human Tracheobronchial Airways

Numerical Simulation of Transport and Deposition of Dust Particles in Human Tracheobronchial Airways

... Asymmetric bifurcation tracheobronchial airway model having 19 outlets was constructed using SOLIDWORKS 2013, 3D CAD software. The length and diameter of the airways were based on the CT scan data of adult male taken by ...

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Effects of Variable Viscosity and Thermal Conductivity on MHD Free Convection Flow of Dusty Fluid along a Vertical Stretching Sheet with Heat Generation

Effects of Variable Viscosity and Thermal Conductivity on MHD Free Convection Flow of Dusty Fluid along a Vertical Stretching Sheet with Heat Generation

... Equations (15)-(22) with the boundary conditions (23) were solved numerically using fourth order Runge-Kutta method using shooting technique. Numerical values are computed by developing suitable codes in MATLAB for the ...

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Heat Transfer Electric Precipitator and Its Dust Collecting Plate Dust Settling Force Analysis and Re-entrain Dust Qing Qing Jiang, Wei Jun Liu

Heat Transfer Electric Precipitator and Its Dust Collecting Plate Dust Settling Force Analysis and Re-entrain Dust Qing Qing Jiang, Wei Jun Liu

... electric dust collector, analyzes its dust collecting plate from the Angle of microscopic dust particles by van der Waals force, adhesive force and electrostatic force and thermophoresis ...

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STUDY SOME PROPERTIES OF LOCAL AND STORM DUST PHENOMENA IN BAGHDAD CITY

STUDY SOME PROPERTIES OF LOCAL AND STORM DUST PHENOMENA IN BAGHDAD CITY

... 3]. Particles become loosely held mainly due to drought or arid conditions, and varied wind ...[4]. Dust storms have severe environmental physical and biological impacts and have been shown to increase the ...

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The Design And Construction Of A Dust Extractor

The Design And Construction Of A Dust Extractor

... the dust must be ...the dust in suspension, for conveyance to the collection ...the dust is ...the dust being ...motorized dust extractor works on a high mass air flow/low velocity ...

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