Institute for Mathematics Applied to Geosciences (IMAGe)

CU logo

The Institute for Mathematics Applied to Geosciences
Theme for 2008: Geophysical Turbulence Phenomena

IMAGe logo

Theme of the Year 2008 Banner

Workshop 1. Turbulent Theory and Modeling

27-29 February 2008; Boulder, CO

AGENDA with links to Lectures

NCAR, Mesa Laboratory, Main Seminar Room
1850 Table Mesa Drive
Boulder, CO

Wednesday, February 27, 2008

8:00-8:30 Registration and Coffee
8:30 - 9:00 Themes in Turbulence Research (Unsolved Problems?)| [Lecture]
Jackson Herring, Earth & Sun Systems Laboratory, NCAR
9:00-9:30 Irreducible Imprecision in Atmospheric and Oceanic Simulations  [Abs]|
James C. McWilliams, Institute of Geophysics and Planetary Physics and Department of Atmospheric and Ocean Sciences, UCLA
9:30-9:45 Global Energy Dissipation Rate of Oceanic Low-frequency Flows by Quadratic Bottom Drag: Results From Observations and 1/32 Degree Models  [Abs] |
Brian Arbic, University of Texas, Austin
10:00 - 10:15 On Decadal Variability of the Ocean Gyres [Abs] |[Lecture]
Pavel Berloff, Woods Hole Oceanographic Institution, Woods Hole
10:15 - 10:30 Reduced Equations for Langmuir Turbulence  [Abs] | [Lecture]
Greg Chini, University of New Hampshire, Durham
10:30 - 11:00 Break
11:00 - 11:45 Geostrophic Turbulence in the Ocean Mixed Layer  [Abs] | [Lecture]
Raffaele Ferrari, Earth, Atmospheric and Planetary Sciences, MIT
11:45 - 12:00 The LANS-alpha Turbulence Parameterization in Ocean Modeling   [Abs]| [Lecture]
Mark Petersen, Los Alamos National Laboratory
12:00 - 12:15 Towards a New Interpretation of Upper-ocean Dynamics at Meso and Submesoscales Using Surface Quasi-Geostrophy  [Abs]| [Lecture]
Guillaume Lapeyre, Laboratoire de Meteorologie Dynamique, Paris, France
12:15 - 12:30 Parameterizing Eddies for Global Climate Models  [Abs] | [Lecture]
Baylor Fox-Kemper, CIRES, University of Colorado, Boulder
12:30pm - 2:00 Lunch
2:00 - 2:45 A Framework for Understanding Wave-vortical Mode Interactions in Rotating, Stratified Flows  [Abs] | [Lecture]
Leslie Smith, University of Wisconsin, Madison
2:45 - 3:00 Scale Interactions and Scaling Laws in Rotating Flows at Moderate Rossby Numbers and Large Reynolds Numbers [Abs] | [Lecture]
Pablo Mininni, Turbulence Numerics Team, NCAR
3:00 - 3:15 Anisotropic High-wavenumber Constraints on Energy in Rotating and Stratified Flows [Abs] | [Lecture]
Susan Kurien, Los Alamos National Laboratory
3:15 - 3:30 Dynamics of Coherent Vortices in Forced-Dissipated, Rotating Hydrostatic Turbulence [Abs] | [Lecture]
Annalisa Bracco, Georgia Institute of Technology
3:30pm - 4:00 Coffee Break
4:00 - 4:30 Rapidly Rotation Convection  [Abs] | [Lecture]
Edgar Knobloch, University of California, Berkeley
4:30 - 4:45 Spherical Shallow Water Turbulence: Cyclone-Anticyclone Asymmetry, Potential Vorticity Homogenization and Jet Formation [Abs] | [Lecture]
Jemma Shipton, University of Oxford, England
4:45 - 5:00 Zonal Jet Formation and Equatorial Super-rotation in the Destabilization of Short Mixed Rossby-gravity Waves [Abs] | [Lecture]
Mark Fruman, IFREMER, Plouzane, France
5:00 - 5:15 Separation of Scales at High Latitudes in Rotating and Stratified Flows [Abs] | [Lecture]
Elizabeth Wingate, Los Alamos National Laboratory
5:00 - 5:30 Discussion

Thursday February 28

8:30 - 9:00 Coffee
9:00 - 9:45 Multi-Scale Models on Mesoscales and Coherent Structures: Squall Lines and the Hurricane Embryo [Abs] | [Lecture]
Andrew Majda, New York University
9:45 - 10:00 Stochastic Forcing of Ocean Variability by the North Atlantic Oscillation [Abs] | [Lecture]
Andrew Moore, University of California, Santa Cruz
10:00 - 10:15 Inviscid Limit for Damped and Driven Incompressible Navier-Stokes Equations in R2 [Abs] | [Lecture]
Fabio Ramos, Weizmann Institute of Science, Israel
10:15 - 10:45 Break
10:45 - 11:15 Hyperviscosity, Galerkin Truncation and Bottlenecks  [Abs] | [Lecture]
Uriel Frisch, Observatoire de la Cote d'Azur
11:15 - 11:30 Turbulence Thermalization and Spectral Bottleneck [Abs] | [Lecture]
Jian-Zhou Zhu, Los Alamos National Laboratory
11:30 - 11:45 A Quasi-Normal Scale Elimination (QNSE) Theory of Turbulent Flows with Stable Stratification  [Abs] | [Lecture]
Semion Sukoriansky, Ben-Gurion University of the Negev
11:45 - 12:15 Feedback Loop in 2D Turbulence: Formation of Zonal Jets and Suppression of Turbulence [Abs] | [Lecture]
Sergey Nazarenko, University of Warwick, UK
12:15 - 12:30 Multiresolution Analysis and Visualization Using VAPOR [Abs] | [Lecture]
Alan Norton, Computational and Information Systems Lab, NCAR
12:30pm - 2:00 Lunch
2:00 - 2:45 Large-scale Organization of Small-scale Flow: The Examples of 2D Turbulence and of Rayleigh-Benard Convection [Abs] | [Lecture]
Antonello Provenzale, Institute of Atmospheric and Climate Science, Turin, Italy
2:45 - 3:00 Orientation of Eddy-Flux of Potential Vorticity in Geostrophic Turbulence  [Abs] | [Lecture]
Balu Nadiga, Los Alamos National Laboratory
3:00 - 3:15 Altimeter Data Reveals an Anisotropic Inverse Cascade in the Surface Geostrophic Flow of the World Ocean [Abs] | [Lecture]
Rob Scott, Institute for Geophysics, University of Texas, Austin
3:15 - 3:30 Dissipation of Synoptic-scale Flow by Small-scale Turbulence [Abs] | [Lecture]
Keith Ngan, McGill University
3:30pm - 4:00 Coffee Break
4:00 - 4:30 VKS Turbulent Dynamos, [Abs] | [Lecture]
Mickael Bourgoin, Laboratoire de Physique ENS-Lyon
4:30 - 4:45 A Potential Vorticity Dynamics on the Sphere [Abs] | [Lecture]
David Muraki, Simon Fraser University, Canada
4:45 - 5:15 Discussion
5:30 - 7:30 Reception followed by a presentation by Antonello Provenzale on ecosystem dynamics and biodiversity in the Italian Alps
Mesa Laboratory, Damon Room

Friday, February 29

8:30 - 9:00 Coffee
9:00 - 9:45 Geostrophic Turbulence: The Long Road from Quasigeostrophic Theory to the Real World  [Abs] | [Lecture]
Geoff Vallis, Princeton University
9:45 - 10:00 Turbulence Onset from Gravity-Wave Breaking: Linear and Primary Nonlinear Dynamics [Abs] | [Lecture]
Ulrich Achatz, Johann Wolfgang Goethe-Universitaet, Frankfurt, Germany
10:00 - 10:30 From Quasigeostrophic Turbulence to Stratified Turbulence [Abs] | [Lecture]
Peter Bartello, McGill University, Canada
10:30 - 11:00 Break
11:00 - 11:30 Super-Rotation Flow in a Precessing Spherical Cavity [Abs] | [Lecture]
Shigeo Kida, Kyoto University, Japan
11:30 - 11:45 A Baroclinic Model for the Atmospheric Energy Spectrum [Abs] | [Lecture]
Ross Tulloch, New York University
11:45 - 12:15 Requirements to Predict the Surface Layer with High Accuracy at High Reynolds Numbers Using Large-Eddy Simulation [Abs] | [Lecture]
James Brasseur, Pennsylvania State University
12:15 - 12:30 Designing Simulations to Overcome the Surface Layer Overshoot of Mean Shear in Large-Eddy Simulation of the Neutral Atmospheric Boundary Layer [Abs] | [Lecture]
Tie Wei, Pennsylvania State University
12:30pm - 2:00 Lunch
2:00 - 2:45 The Roles of Geophysical Turbulence in Tropical Cyclone Dynamics, How We Model These Processes, And How Well We Do It [Abs] | [Lecture]
David Nolan, University of Miami
2:45 - 3:00 Theory and Computation of Wavenumber-2 Vortex Rossby Wave Instabilities in Hurricane-like Vortices [Abs] | [Lecture]
Chris Jeffery, Los Alamos National Laboratory
3:00 - 3:15 On the Energetics of Turbulent Mixing in Stratified Fluids [Abs] | [Lecture]
Remi Tailleux, University of Reading, UK
3:15 - 3:30 Spatially Localized Global Fourier Analysis of 2D 3-vortex Dynamics at R=2x104 Simulated by Dynamically Adaptive Spectral Elements [Abs] |[Lecture]
Aimé Fournier, Turbulence Numerics Team, NCAR
3:30 - 4:00 Closing Remarks