NP5 Vortex dynamics - Poster Session

Convener: Zeitlin, V.
Co-Convener(s): Dritschel, D.G.
Display Time: Monday, 09:00 - Friday, 13:00
Authors in Attendance: Thursday, 17:00 - 19:00
Poster Area: AGORA 3 - NP

• NP098 DAWAI, T.; PAVLOV, V.
  Dynamics of point-vortex structures in a time-dependent coastal (river) 2D-flow
• NP099 GONCHAROV, V.P.; PAVLOV, V.I.
  Trajectories of vortices emitted into river Mouth
• NP101 POTYLITSIN, P.G.; PELTIER, W.R.
  Three-dimensional instabilities of columnar vortices on the F-plane
• NP102 FOURNIER, A.
  Triadic interaction of observed atmospheric blocking- and cyclonic-scale vortices in the orthonormal wavelet representation
   

NP5 Vortex dynamics
 
Convener: Zeitlin, V.
Co-Convener(s): Dritschel, D.G.
Friday, 24 April 1998
Lecture Room: IRIS

Chairperson: N.N.

• 08:30 VON HARDENBERG, J.; PROVENZALE, A.; MCWILLIAMS, J.C.; SHCHEPETKIN, A.; WEISS, J.B.
  Vortex merging in quasigeostrophic flows: a Lagrangian view
• 08:45 BRACCO, A.; MURANTE, G.; PROVENZALE, A.; MCWILLIAMS, J.C.; WEISS, J.B.
  Vortex statistics in two-dimensional turbulence
• 09:00 CHAVANIS, P.H.
  Systematic drift experienced by a point vortex in 2D turbulence
• 09:15 VALLIS, G.K.; OETZEL, K.
  Vortices in the enstrophy inertial range: a phenomenological theory
• 09:30 DANILOV, S.; DOLZHANSKII, F.V.
  Upscale energy transfer in quasi-two-dimensional turbulence with bottom friction
• 09:45 NAZARENKO, S.; DUBRULLE, B.; LAVAL, J.-P.
  Non-local 2D turbulence: a two fluid approach
• 10:00 CAILLOL, P.; LEGRAS, B.; DRITSCHEL, D.G.
  Erosion of a distributed vortex by a growing shear
• 10:15 VELASCO FUENTES, O.U.
  Evolution of a lamb quadrupolar vortex

10:30 BREAK
 
Chairperson: N.N.

• 11:00 LEBLANC, S.
  Hyperbolic instability in rotationg dipoles
• 11:15 CARTON,X.; CORREARD, S.
  Tripolar vortices in stratified geostrophic flows
• 11:30 ROBINS, R.E.; DELISI, D.P.
  Numerical simulation of nonlinear instabilities of counter-rotating vortex pairs in stratified and unstratified fluid
• 11:45 DANILOV, S.; GRYANIK, V.; OLBERS, D.
  Lateral spreading of strip-shaped convective region as derived from a two-layer heton model
• 12:00 DORONINA, T.; GRYANIK, V.; OLBERS, D.; WARNCKE, T.
  A 3-D heton mechanism of lateral spreading in a stratified rotating fluid
• 12:15 VERKLEY, W.T.M.
  Salmon's hamiltonian approach to balanced flow applied to a one-layer isentropic model on a sphere
• 12:30 HOLM, D.D.; ZEITLIN, V.
  Hamilton's principle for quasigeostrophic motion
• 12:45 STEGNER, A.; DRITSCHEL, D.G.
  Numerical investigation on the stability of isolated vortices beyond the quasi-geostrophic description

13:00 LUNCH
 
Chairperson: N.N.

• 14:00 BEN JELLOUL, M.; ZEITLIN, V.
  Stability of large-scale vortices: from shallow-water to frontal dynamics
• 14:15 KUO, A.; POLVANI, L.
  A direct example of wave-vortex interaction in rotating shallow water
• 14:30 NEVEN, E.C.
  Balanced models. Part I: theory
• 14:45 NEVEN, E.C.
  Balanced models. Part II: numerics
• 15:00 POLVANI, L.; PLUMB, R.A.; DRITSCHEL, D.G.
  The breaking of Rossby waves at the bottom of the stratospheric polar vortex
• 15:15 BRUNET, G.; MONTGOMERY, M.
  Rossby wave dynamics on smooth circular vortices: theory and appllication to the polar vortex

15:30 BREAK
 
Chairperson: N.N.

• 16:00 HSU, C.J.; PLUMB, R.A.
  Forced divergent anticyclones and the Monsoon vortex
• 16:15 VANDERMEIRSCH, F.; CARTON, X.J.; MOREL, Y.G.
  Interaction between a coherent eddy and a thin zonal ocean jet using a two-and-a-half-layer quasi-geostrophic model
• 16:30 SOKOLOVSKIY, M.; VERRON, J.
  Interactions between finite-core hetons
• 16:45 AIKI, H.; YAMAGATA, T.
  Regular formation of eddies in the intermediate layer
• 17:00 SALUSTI, E.; SERRAVALL, R.
  On the ertel and impermeability theorems for slightly viscous currents, with oceanographic applications
• 17:15 SERRAVALL, R.; CARNEVALE, G.; ORLANDI, P.
  Coastal current bifurcations due to topography: sensitivity to variations of the vorticity profile of the coastal current
• 17:30 SERRAVALL, R.; ZAVALA-SANSON, L.; VAN HEIJST, G.J.F.
  Experiments on the bifurcation of a coastal current in presence of a topographic slope
• 17:45 JOHNSON, E.R.
  Beach vortices
• 18:00 ZYRYANOV, V.N.
  On the problem of a current's periodical structure in the vicinity of seamounts in a tidal sea

18:15 END OF SESSION