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Orals OS5.1/AS1.12

OS5.1/AS1.12

Internal Gravity Waves (co-organized)
Convener: Ulrich Achatz  | Co-Conveners: Erich Becker , Riwal Plougonven , Bruno Ribstein , Chantal Staquet 
Orals
 / Wed, 26 Apr, 10:30–12:00
 / Wed, 26 Apr, 13:30–17:00
Posters
 / Attendance Wed, 26 Apr, 17:30–19:00

Wednesday, 26 April 2017
Room 0.49
Chairperson: U. Achatz
Ocean and Laboratory

10:30–10:45
EGU2017-17803
Gravity waves catalysed by ageostrophic baroclinic instability
Manita Chouksey, Carsten Eden, and Nils Brüggemann
10:45–11:00
EGU2017-18871
Impact of viscous boundary layers on the emission of lee-waves
Antoine Renaud, Antoine Venaille, and Freddy Bouchet
11:00–11:15
EGU2017-5246
Tilting at wave beams: a new perspective on the St. Andrew's Cross
Triantaphyllos Akylas, Takeshi Kataoka, Thomas Peacock, Sasan Ghaemsaidi, and Nils Holzenberger
11:15–11:30
EGU2017-3676
Baroclinic wave laboratory experiment with radial heating and vertical stratification to study IGW emission from baroclinic fronts
Costanza Rodda, Ion Borcia, and Uwe Harlander
11:30–11:45
EGU2017-2172
Spontaneous Gravity Wave emission in the differentially-heated rotating-annulus
Steffen Hien, Joran Rolland, Sebastian Borchert, Lena Schoon, Christoph Zülicke, and Ulrich Achatz
11:45–12:00
EGU2017-12887
A laboratory analogue of current-topography interaction in the Southern Ocean.
Adekunle Ajayi, Joel Sommeria, Keshav Raja, Chantal Staquet, Samuel Viboud, and Bruno Voisin
Lunch break

Wednesday, 26 April 2017
Room G2
Chairperson: E. Becker
Atmospheric Measurements

13:30–13:45
EGU2017-3630
The vertical gradient of gravity wave momentum flux in global observations and modeling
Peter Preusse, Thai Trinh, Dan Chen, Manfred Ern, Isabell Krisch, Karlheinz Nogai, Martin Riese, and Cornelia Strube
13:45–14:00
EGU2017-7898
First 3D measurements of temperature fluctuations induced by gravity wave with the infrared limb imager GLORIA
Isabell Krisch, Peter Preusse, Jörn Ungermann, Felix Friedl-Vallon, and Martin Riese
14:00–14:15
EGU2017-3486
Directional gravity wave momentum fluxes in the stratosphere derived from AIRS high-resolution temperatures
Manfred Ern, Lars Hoffmann, and Peter Preusse
14:15–14:30
EGU2017-12524
Does strong tropospheric forcing cause large amplitude mesospheric gravity waves? A Deepwave Case Study
Martina Bramberger, Andreas Dörnbrack, Benedikt Ehard, Bernd Kaifler, Natalie Kaifler, Stephan Rahm, Benjamin Witschas, Markus Rapp, Simon Vosper, Andrew Orr, Bifford P. Williams, David C. Fritts, P.-Dominique Pautet, Michael J. Taylor, and Christian Mallaun
14:30–14:45
EGU2017-3534
Measurement study on stratospheric turbulence generation by wave-wave interaction
Jens Faber, Michael Gerding, Andreas Schneider, Johannes Wagner, and Franz-Josef Lübken
14:45–15:00
EGU2017-3484
Variation of gravity waves on different time scales and the differences between day and nighttime lidar soundings at mid-latitudes
Kathrin Baumgarten, Michael Gerding, and Franz-Josef Luebken
Coffee break
Atmospheric Theory and Modelling

15:30–15:45
EGU2017-5889
On the interpretation of gravity wave measurements by ground-based lidars
Andreas Dörnbrack
15:45–16:00
EGU2017-1757
The interaction between atmospheric gravity waves and large-scale flows: an efficient description beyond the non-acceleration paradigm
Gergely Bölöni, Bruno Ribstein, Jewgenija Muraschko, Christine Sgoff, Junhong Wei, and Ulrich Achatz
16:00–16:15
EGU2017-6097
On modeling internal gravity wave dynamics from infrasound propagation
Bruno Ribstein, Christophe Millet, and Francois Lott
16:15–16:30
EGU2017-1912
Propagation of gravity waves through non-uniform stratification
Christopher Pütz and Rupert Klein
16:30–16:45
EGU2017-8853 | presentation
Drag generation by interfacial waves at an inversion/thermocline in non-hydrostatic flow past an axisymmetric obstacle
Miguel A. C. Teixeira, Alexandre Paci, and Anne Belleudy
16:45–17:00
EGU2017-17917
Model for predicting mountain wave field uncertainties
Florentin Damiens, François Lott, Christophe Millet, and Riwal Plougonven