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contributor authorMiller, N. L.
contributor authorWano, P. K.
date accessioned2017-06-09T14:29:01Z
date available2017-06-09T14:29:01Z
date copyright1989/06/01
date issued1988
identifier issn0022-4928
identifier otherams-20094.pdf
identifier urihttp://onlinelibrary.yabesh.ir/handle/yetl/4156284
description abstractA theoretical model for the removal of aerosol particles by falling columnar ice crystals which incorporates gravitational, inertial, thermophoreic, diffusiophoretic, and electrostatic mechanisms has been formulated. The results of this trajectory model, combined with earlier resuslts, determine the collection efficiency for submicron particles as a flux onto a collector surface for any geometry and due to Brownian diffusion, thermo- and diffusio-phoresis as well as electrostatic forcing. The combination of these two models provides scavenging efficiencies for aerosol particles of radii 0.001 ≤ r ≤ 10.0?m by columnar ice crystals with associated Reynolds numbers ranging from 0.5 to 20.0. This quantiative study indicates the effect of particle size, charge, and atmospheric conditions.
publisherAmerican Meteorological Society
titleTheoretical Determination of the Efficiency of Aerosol Particle Collection by Falling Columnar Ice Crystals
typeJournal Paper
journal volume46
journal issue12
journal titleJournal of the Atmospheric Sciences
identifier doi10.1175/1520-0469(1989)046<1656:TDOTEO>2.0.CO;2
journal fristpage1656
journal lastpage1663
treeJournal of the Atmospheric Sciences:;1988:;Volume( 046 ):;issue: 012
contenttypeFulltext


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