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contributor authorBailey, I. H.
contributor authorHulston, J. R.
contributor authorStewart, J. R.
contributor authorMacklin, W. C.
date accessioned2017-06-09T14:15:15Z
date available2017-06-09T14:15:15Z
date copyright1969/07/01
date issued1969
identifier issn0022-4928
identifier otherams-15737.pdf
identifier urihttp://onlinelibrary.yabesh.ir/handle/yetl/4151442
description abstractTheoretical considerations show that isotopic fractionation can occur during the freezing of supercooled droplets accreted by a hailstone. This is due to evaporation from the liquid during the freezing process with consequent enrichment of the deuterium and O18 content of the accreted ice. The enrichment is greatest when the temperature of the hailstone is near OC. Calculations, based on the Rayleigh distillation formula and allowing for diffusivity effects, indicate that the maximum increase is about 6 for deuterium and1.5 for O18. Analyses of samples of accreted ice formed in an icing tunnel have confirmed these predictions.The effect is sufficiently large to affect the interpretation of isotopic analyses of hailstones.
publisherAmerican Meteorological Society
titleOn the Isotopic Composition of Hailstones
typeJournal Paper
journal volume26
journal issue4
journal titleJournal of the Atmospheric Sciences
identifier doi10.1175/1520-0469(1969)26<689:OTICOH>2.0.CO;2
journal fristpage689
journal lastpage694
treeJournal of the Atmospheric Sciences:;1969:;Volume( 026 ):;issue: 004
contenttypeFulltext


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