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contributor authorPotter, Samuel F.
contributor authorSpengler, Thomas
contributor authorHeld, Isaac M.
date accessioned2017-06-09T16:55:58Z
date available2017-06-09T16:55:58Z
date copyright2013/07/01
date issued2013
identifier issn0022-4928
identifier otherams-76649.pdf
identifier urihttp://onlinelibrary.yabesh.ir/handle/yetl/4219119
description abstracthe authors discuss reflection of barotropic Rossby waves in an idealized framework with potential applications to tropical?extratropical and interhemispheric interactions. Meridional propagation of Rossby waves has often been studied using the Wentzel?Kramers?Brillouin (WKB) approximation. The WKB approximation neglects reflection. The authors investigate the amount of reflection in simple shear profiles and attempt to evaluate the validity of using the WKB approximation to understand the meridional propagation of Rossby waves. In addition to solving for the reflection coefficient numerically, exact and approximate forms of the reflection coefficient in certain parameter regimes are derived. An application to the observed climatology is discussed in light of the findings.
publisherAmerican Meteorological Society
titleReflection of Barotropic Rossby Waves in Sheared Flow and Validity of the WKB Approximation
typeJournal Paper
journal volume70
journal issue7
journal titleJournal of the Atmospheric Sciences
identifier doi10.1175/JAS-D-12-0315.1
journal fristpage2170
journal lastpage2178
treeJournal of the Atmospheric Sciences:;2013:;Volume( 070 ):;issue: 007
contenttypeFulltext


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