Livret.pdf
European GDR Dynamo & MHD Days
(Nice: 1st - 4th October 2012)
Monday October 1
9:30-9:40 Welcome and announcements
9:40-10:25 Sven Eckert [invited]
Investigations of unstable flows in magnetic fields relevant for industrial applications
10:25-10:50 Coffee
10:50-11:10 Jian Dandan (with Christian Karcher)
Time-of-Flight Lorentz force velocimetry: A non-contact electromagnetic surface velocity measurement
11:10-11:30 Chiara Mistrangelo and Leo Bühler
Buoyancy-driven magnetohydrodynamic flows in electrically coupled ducts
11:30-11:50 Marcus Gellert
Tayler instability & Taylor generator
11:50-12:10 Rainer Hollerbach
Electromagnetically driven zonal flows in a rapidly rotating spherical shell
12:10-12:30 Andre Giesecke
Parametric resonance in a periodically perturbed von-Karman flow
12:30-14:00 Lunch
14:00-14:50 Cary Forest [invited]
Stirring unmagnetized plasma
14:50-15:10 Bryan Taylor
Turbulent cascades and the alpha dynamo
15:10-15:30 Nathanael Schaeffer
DTS Sodium experiment A New findings and future developments
15:30-15:50 Franck Stefani
Towards a precession driven dynamo
15:50-16:10 Christophe Gissinger
Dynamo action in a turbulent Taylor-Couette flow
16:10-16:40 Coffee
16:40-17:00 Caroline Nore
Dynamo action in finite cylinders
17:00-17:20 Nicolas Plihon
Estimating dynamo threshold in the VKS experiment
17:20-18:05 Ansgar Reiners [invited]
Observations
of stellar dynamos
Tuesday October 2
9:15-10:00 Andy Jackson [invited]
Fusion of core dynamics and observation
10:00-10:20 Francois Pétrélis
Plate tectonics controls reversal frequency of Earth's magnetic field
10:20-10:50 Coffee
10:50-11:10 Ulrich Christensen
Dipole reversals linked to hemispherical asymmetry in numerical geodynamo models.
11:10-11:30 Thomas Gastine
Anelastic dynamo models of Jupiter and Saturn
11:30-11:50 David Ivers
Dynamos in ellipsoidal geometrie
11:50-12:10 David Cebron
Magnetohydrodynamics of the elliptical instability
12:10-12:30 Stijn Vantieghem
An unstructured finite‐volume method for the solution of the MHD equations
12:30-14:00 Lunch
14:00-16:00 Poster session 1
16:00-16:30 Coffee
19h30 Conference diner
Wednesday October 3
9:45-10:30 Matt Browning [invited]
Global simulations of stellar dynamos
10:30-10:50 Coffee
10:50-11:10 Axel Brandenburg
MHD turbulence under stratification the negative effective magnetic pressure instability
11:10-11:30 Andreas Tilgner
Transitions in rapidly rotating convection driven dynamos
11:30-11:50 Martin Schrinner
Rotational threshold in global numerical dynamo simulations
11:50-12:10 William Edmunds
How can large-scale twisted magnetic structures naturally emerge from buoyancy instabilities
12:10-12:30 Sebastien Galtier
A Kolmogorov law for compressible astrophysical turbulence
12:30-14:00 Lunch
14:00-16:00 Poster session 2
16:00-16:20 Coffee
16:20-16:40 Paul Bushby
Small-scale dynamo action in compressible convection
16:40-17:00 Gordon Ogilvie
Magnetic flux transport and outflows from accretion discs
17:00-17:20 Ludovic Petitdemange
Dipole collapse and dynamos waves in global direct numerical simulations
17:20-17:40 Laurène Jouve
On the interaction between differential rotation and magnetic fields in A-type stars
17:40-18:00 Alexandros Alexakis
Simulations of isotropic MHD turbulence
Thursday October
9:15-10:00 Michael Proctor [invited]
Effect of shear flows on dynamo action
10:00-10:20 Christina Davies
Stability properties of multiple equilibria derived from a single field configuration
10:20–11:50 Coffee
10:50-11:10 Giorgio Krstulovic
Axial dipolar dynamo action in the Taylor-Green vortex
11:10-11:30 Nobumitsu Yokoi
Cross-helicity dynamo and flow generation
11:30-11:50 End of conference
12:30 Lunch
Poster
Session 1:
Thomas
Boeck (TU Ilmenau)
Relaminarization
thresholds in MHD channel flow with streamwise field
Leo
Bühler and Chiara Mistrangelo (Karlsruhe Institute of Technology)
Influence
of strong non-uniform magnetic fields on the liquid metal flow in the
European
fusion test blanket module for ITER
Wieland Dietrich, Johannes Wicht, Ulrich Christensen (Max Planck Institute for Solar System Research)Boundary driven thermal winds and Parker Waves in Planetary Dynamos
Santara
Fatoumata Bintou (Ilmenau University)
Lorentz
Force Velocimetry: study of an electromagnet system
Konstantin
Finke (Univ. Göttingen)
Simulations of the kinematic dynamo
onset of spherical Couette flows with smooth and rough boundaries
Corinna
Koepke, Johannes Wicht, Wieland Dietrich (Max
Planck Institute for Solar System Research)
Numerical
Dynamo Simulations at large Ekman Numbers
Sebastian
Kreuzahler, Rainer Grauer (Univ. Bochum),
Holger
Homann, Yannick Ponty (Observatoire de la Côte d'Azur)
Numerical
Von Karman flow forcing by two rotating propeller using penalization
method
Domenico
Meduri, Johannes Wicht & Dieter Schmitt (Max Planck Institute for
Solar System Research)
Statistical
Analysis of Reversals and Stable Polarity Epochs in Geodynamo Models
and Paleomagnetic Data
Sophie
Miralles (ENS Lyon)
Saturation
of the Bullard Von Kármán dynamo
Raphael
Raynaud (ENS Paris)
On-off
intermittency in spherical Couette flow
Antoine
Riols-Fonclare (IRAP Toulouse)
Global bifurcations to
magnetorotational dynamo action
Farzaneh Samsami (TU Ilmenau-Institute of Thermo- und Magnetofluiddynamik)
Visualization in Magnetic Obstacle
Martin
Seilmayer Helmholtz-Zentrum
Dresden-Rossendorf)
Liquid
metal Experiments on azimuthal MRI (AMRI) in a cylindrical Taylor
Couette flow
Andrey
Sheyko (ETHZ)
Low
latitude dynamics and secular variation in rapidly-rotating
convection driven dynamos
Xing Wei (Univ. Göttingen)
Stably and unstably stratified precessional flow
Johannes
Wicht (Max Planck Institute for Solar System Research)
Flow
and Magnetic Instabilities in the Spherical-Couette System
Poster
Session 2:
Supratik
Banerjee & Sebastien Galtier (IAS Paris sud)
Compressible
MHD Turbulence
Ismael
Bouya (IMJ Jussieu)
Revisiting
the ABC flow dynamo
The driving of mean flows via convection
Simon
Cabanes (ISTerre, Grenoble)
Turbulence
in the magnetostrophic regime
Cara Donnelly (University of Cambridge)
Quasi-linear EMFs and the Accretion Disc Dynamo
Johann Herault (LPS ENS PARIS)
Reverals of large flow generated in a turbulent background
Samuel Hunter (University Leeds)
Waves In Shallow Water Magnetohydrodynamics
Erik
Johansson, Leibniz Institute for Astrophysics (AIP)
Interaction
of supernova remnants with interstellar clouds as a pre-stage to star
formation
Samuel Jones (University of Exeter)
Utilising symmetries in kinematic dynamo simulations
Christian Karcher, D. Jian (Technische Universität Ilmenau)
Velocity measurement in free-surface liquid metal flow using time-of-flight Lorentz force velocimetry: numerical modeling
Todor
Kondic (Univ. Leeds)
Influence
of a weak magnetic field on its turbulent diffusion
Shiva
Kumar (Univeristy of Leeds)
Understanding
Structure function of Solar Flares through DNS of 3D-MHD Turbulence
Pankaj Mishra, Chistophe Gissinger, Emmanuel Dormy, Stephan Fauve (ENS Paris)
Energetics of dynamo reversals
Jorge
Morales (École Centrale de Lyon)
Intrinsic rotation of toroidally confined
magnetohydrodynamics
Thierry Passot (Observatoire de la Côte d'Azur, Nice)
Rogue waves in Alfvenic turbulence
Pierre-Louis
Sulem (Laboratoire Lagrange UNS/CNRS/Observatoire de la Côte d'Azur)
Temporal
intermittency of Alfvenic turbulence dissipation effect of
intermediate shock instabilities
Rakesh K. Yadav, Thomas Gastine, and Ulrich Christensen (Max Planck Institute for Solar System Research)
Scaling relations in dynamos with stress-free boundaries.