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Nordita Astrophysics seminars (Managers: Thorlacius, L.; Mitra, D.; Del Sordo, F.; Hubbard, A.; Brandenburg, A.; Hubbard, A.; Kemel, K.; Candelaresi, S.; Babkovskaia, N.; Mühlen, H.; Jifält, A.; Käpylä, P.; Skoglund, A.; Marteinsdóttir, M.)
 

o 2013
June 2013
12 export to personal scheduler Glennys R. Farrar (New York University)
The Galactic Magnetic Field  		 event
05 export to personal scheduler Koen Kemel (CmPA KU Leuven)
PIC codes in plasma simulations  		 event
May 2013
31 export to personal scheduler Jörn Warnecke (Nordita & Astronomy Department)
Ph. D. Thesis: Combining Models of Coronal Mass Ejections and Solar Dynamos  		 event
29 export to personal scheduler Atefeh Barekat (Nordita & Astronomy Department)
Hydrodynamic simulations with a radiative surface  		 event
15 export to personal scheduler Zazralt Magic (MPI Garching & Astron. Dept. in Canberra)
The Stagger-grid: A Grid of 3D Stellar Atmosphere Models - I. Methods and General Properties  		 event
14 export to personal scheduler Alexey Kiverin (Joint Institute for High-Temperatures of Russian Acadamy of Sciences)
Complex problems in combustion and multiphase flows  		 event
08 export to personal scheduler Illa R. Losada, Emanuel Gafton, Sarah Jabbari (Nordita & Astronomy Department)
Course project presentations about mixing length models and p-mode oscillations  		 event
April 2013
17 export to personal scheduler Anvar Shukurov (University of Newcastle)
The imerialist revolution in Bukhara by Muhammad Shakuri Bukhara'i  		 event
03 export to personal scheduler Kandaswamy Subramanian (IUCAA)
Fluctuation to mean field dynamos: The search for coherence  		 event
March 2013
26 export to personal scheduler Paola Rodriguez Imazio (Universidad de Buenos Aires)
Effective diffusivity of passive scalars in rotating turbulence  		 event
21 export to personal scheduler Michael Liberman (Nordita & Uppsala U)
Mechanisms of Ignition by Transient Energy Deposition: Regimes of Combustion Waves Propagation  		 event
13 export to personal scheduler Sarah Jabbari (Nordita & Astronomy Department)
Surface flux concentrations in a spherical alpha-square dynamo  		 event
06 export to personal scheduler Ebru Devlen (Nordita & Ege University)
A mean field dynamo from negative eddy diffusivity  		 event
06 export to personal scheduler Matthias Rheinhardt (Nordita)
Testing turbulent closure models with convection simulations  		 event
February 2013
27 export to personal scheduler Ebru Devlen (Nordita & Ege University)
A mean field dynamo from negative eddy diffusivity  		 event
20 export to personal scheduler Igor Rogachevskii (Ben-Gurion University of the Negev and Nordita)
Energetics, flux budgets and heat transport in stably stratified turbulence: theory, experiments, simulations and astrophysical applications  		 event
13 export to personal scheduler Axel Brandenburg (Nordita)
DISCUSSION: Status of Astrophysical Dynamos  		 event
13 export to personal scheduler Ebru Devlen (Nordita & Ege University)
CANCELED because of ILLNESS: A mean field dynamo from negative eddy diffusivity  		 event
January 2013
30 export to personal scheduler Ahmet Devlen (Ege University & Nordita)
Accretion star around the Algol system U Cep  		 event
23 export to personal scheduler Jörn Warnecke (Nordita & Astronomy Department)
Solar-like differential rotation in a convective dynamo with a coronal envelope  		 event

o 2012
December 2012
19 export to personal scheduler Gregory A. Feiden (Dartmouth College, USA, and Uppsala Univ.)
Self-Consistent Magnetic Stellar Evolution Models  		 event
12 export to personal scheduler Sean Oughton (University of Waikato)
MHD turbulence in the Solar Wind  		 event
07 export to personal scheduler Simon Candelaresi (Nordita)
Magnetic helicity in astrophysical dynamos.  		 event
05 export to personal scheduler Oliver Gressel (Nordita)
Magnetic field saturation in simulations of the supernova-driven ISM  		 event
November 2012
28 export to personal scheduler Illa R. Losada (Instituto de Astrofisica de Canarias)
Rotational effects on the negative magnetic pressure instability  		 event
23 export to personal scheduler Mikhail Modestov (Nordita)
Combustion-like instabilities in different media  		 event
14 export to personal scheduler Fabio Del Sordo (Nordita & Astronomy Department)
PhD Thesis: From irrotational flows to turbulent dynamos  		 event
08 export to personal scheduler Sarah Jabbari (Nordita & Astronomy Department)
Thesis project presentation: Origin of solar surface activity and sunspots  		 event
07 export to personal scheduler Anthony Van Eysden (Nordita)
Pulsar glitch recovery and properties of bulk nuclear matter  		 event
October 2012
26 export to personal scheduler Koen Kemel (Nordita)
PhD thesis defence: From mean-field hydromagnetics to solar magnetic flux concentrations  		 event
24 export to personal scheduler Shervin Bagheri (Linné Flow Centre KTH Mechanics, Stockholm)
Spontaneous Symmetry Breaking of a Hinged Flapping Filament Generates Lift  		 event
19 export to personal scheduler Joan Feynman (Jet Propulsion Laboratory)
The Centennial Gleissberg Cycle in Solar Activity  		 event
12 export to personal scheduler Fabio del Sordo (Nordita/SU)
From irrotational flows to turbulent dynamos  		 event
11 export to personal scheduler Nobumitsu Yokoi (University of Tokyo)
Cross-helicity dynamo and flow generation  		 event
10 export to personal scheduler Fabio Del Sordo (Nordita & Astronomy Department)
(NEW TIME) The test-field method: examples of potential and helical flows  		 event
03 export to personal scheduler Simon Candelaresi (Nordita & Astronomy Department)
How much helicity is needed to drive large-scale dynamos?  		 event
September 2012
26 export to personal scheduler Andong He (Nordita)
Effects of Inertia, Rarefaction, and Reaction on Viscous Fingering  		 event
19 export to personal scheduler Günther Rüdiger (Leibniz-Institut für Astrophysik Potsdam )
Nonaxisymmetric Instabilities of Toroidal Magnetic Fields: Two New Experiments  		 event
12 export to personal scheduler Koen Kemel (Nordita/SU)
Towards a new way to understand sunspot formation: the negative effective magnetic pressure instability  		 event
August 2012
30 export to personal scheduler Rahul Pandit (Dept. of Physics, Indian Institute of Science, Bangalore)
Two-dimensional Turbulence: Fluids, Polymeric Fluids, and Superfluids  		 event
22 export to personal scheduler Simon Candelaresi (Nordita & Astronomy Department)
Excess Wings in Broadband Dielectric Spectroscopy  		 event
15 export to personal scheduler Axel Brandenburg (Nordita & Astronomy Department)
Decay of primordial, early Universe-generated magnetic fields  		 event
07 export to personal scheduler Åke Nordlund (Niels Bohr Institute, University of Copenhagen)
On the Formation of Active Regions  		 event
02 export to personal scheduler Anthony Yeates (Durham University, UK)
Measuring 3D reconnection with a generalised flux function  		 event
June 2012
27 export to personal scheduler Fabio Del Sordo (Nordita & Astronomy Department)
Turbulent dynamo with advective magnetic helicity flux  		 event
18 - 21 export to personal scheduler Pencil Code User Meeting 2012 (Helsinki)   event
04 export to personal scheduler Victor Yakhot (Boston University)
Oscillating particles in fluids. Theory and experiment in the entire range of frequency and pressure variation  		 event
May 2012
23 export to personal scheduler The Evolution of Protoplanetary Disks and their Coupling to Central Stars   event
22 export to personal scheduler Consultation Meeting on Solar­-Terrestrial Relations   event
16 export to personal scheduler S. Succi (Research Director at the Istituto per le Applicazioni del Calcolo "Mauro Picone" C.N.R.)
A hydrokinetic approach to fluid turbulence  		 event
14 export to personal scheduler Igor Rogachevskii (Ben-Gurion University of the Negev, Beer-Sheva)
Tangling magnetic fluctuations versus small-scale dynamo  		 event
10 export to personal scheduler Sarah Jabbari (Zanjan University)
The slow mode oscillation of solar coronal loops  		 event
09 export to personal scheduler Illa Rivero Losada (Universidad de La Laguna)
Predoctoral research path: from solid state physics, through non-standard cosmology distance measurements, to...  		 event
03 export to personal scheduler Lyman alpha Journal Club - course   event
02 export to personal scheduler S. Ann Mao (University of Wisconsin-Madison)
Magnetic Fields in the Milky Way  		 event
02 export to personal scheduler Hongqi Zhang (National Astronomical Observatories, Chinese Academy of Sciences, Beijing)
Helicity from solar observations  		 event
April 2012
30 export to personal scheduler Astrophysics Group (Nordita)
Informal discussion on magnetic fields in the Universe  		 event
25 export to personal scheduler Karl-Heinz Rädler (Astrophysical Institute Potsdam)
Mean-field MHD - the old concept and some recent developments  		 event
18 export to personal scheduler Fabio Del Sordo (Nordita & Astronomy Department)
Breakdown of chiral symmetry during saturation of the Tayler instability  		 event
04 export to personal scheduler Axel Brandenburg (Nordita & Astronomy Department)
Current status of turbulent dynamo theory: From large-scale to small-scale dynamos  		 event
March 2012
28 export to personal scheduler Simon Candelaresi (Nordita)
Magnetic reconnection and field line topology in magnetic relaxation   		 event
21 export to personal scheduler Koen Kemel (Nordita & Astronomy Department)
Active region formation through the negative effective magnetic pressure instability  		 event
14 export to personal scheduler Joern Warnecke (Nordita & Astronomy Department)
Magnetic twist: a source and property of space weather  		 event
February 2012
22 export to personal scheduler Nathan Kleeorin (Ben-Gurion University of the Negev, Beer-Sheva)
Generation of inertial waves, jets and vortices in astrophysical turbulence  		 event
17 export to personal scheduler Igor Rogachevskii (Ben-Gurion University of the Negev, Beer-Sheva)
Cosmic ray current-driven turbulent mean-field dynamo effect  		 event
08 export to personal scheduler Oliver Gressel (Nordita)
Disc dynamos - from galaxies to compact binaries  		 event
01 export to personal scheduler Ebru Devlen (University of Ege, Izmir)
The Anisotropic Transport Effects on Dilute Plasmas  		 event
January 2012
25 export to personal scheduler Fabio Del Sordo - GalileoMobile project (Nordita)
Under the same sky  		 event
25 export to personal scheduler Axel Brandenburg (Nordita & Astronomy Department)
Yoshizawa's cross-helicity effect and its quenching  		 event
18 export to personal scheduler Erico Rempel (Institute of Aeronautical Technology, São José dos Campos-SP, Brazil)
Supertransient Magnetohydrodynamic Turbulence in Keplerian Shear Flows  		 event
11 export to personal scheduler Koen Kemel (Nordita)
Spontaneous formation of flux concentrations in a stratified layer  		 event

o 2011
December 2011
14 export to personal scheduler Jörn Warnecke (Nordita & Astronomy Department)
Coronal ejections from convective spherical shell dynamos  		 event
07 export to personal scheduler Chi-kwan Chan (Nordita)
On Hydromagnetic Stresses in Weakly Magnetized Stellar Boundary Layers  		 event
November 2011
30 export to personal scheduler Simon Candelaresi, Fabio Del Sordo (Nordita & Astronomy Department)
(i) Magnetic helicity fluxes, (ii) Spontaneous chiral symmetry breaking  		 event
23 export to personal scheduler S. Chakraborty (NBI, Denmark)
Stability of Intra-Cluster Medium: Effect of Composition Gradient  		 event
16 export to personal scheduler Geert Brethouwer (KTH, mechanics)
Informal talk: Linear instability in rotating turbulent shear flows  		 event
09 export to personal scheduler Karl-Heinz Rädler (AIP, Potsdam)
Mean-field transport in stratified and/or rotating turbulence  		 event
October 2011
21 export to personal scheduler Wladimir Lyra (American Museum of Natural History)
Formation and retention of planets in turbulent circumstellar disks  		 event
12 export to personal scheduler Christos Tsagas (Thessaloniki)
Gravitational wave effects on electromagnetic fields  		 event
05 export to personal scheduler Bernard Mehlig (Gothenburg University)
DIscussion on turbulent aerosoles  		 event
September 2011
28 export to personal scheduler Chi-kwan Chan (Nordita)
Dynamics of saturated condensation in two-dimensional turbulence  		 event
21 export to personal scheduler Axel Brandenburg (Nordita & Astronomy Department)
Detection of negative effective magnetic pressure instability in turbulence simulations  		 event
07 export to personal scheduler Yukio Kaneda (Nagoya University)
Energy Transfer in Turbulence --　the roles of local and non-local interactions  		 event
August 2011
31 export to personal scheduler Bengt Gustafsson (Uppsala University and Nordita)
Expected and unexpected solar results  		 event
17 export to personal scheduler Irina Kitiashvili (Center for Turbulence Research, Stanford University)
Realistic simulations of solar magnetoconvection  		 event
16 export to personal scheduler Koen Kemel (Nordita)
Licentiate thesis: Mean-field theory in magneto-hydrodynamics and the generation of magnetic flux concentrations  		 event
10 export to personal scheduler John Wettlaufer (Yale & Nordita)
Accretion in Protoplanetary Disks by Collisional Fusion  		 event
July 2011
18 export to personal scheduler Niccolo Bucciantini (Nordita)
Short GRBs with Extended Emission from Magnetar Birth: Jet Formation and Collimation  		 event
15 export to personal scheduler Dhrubaditya Mitra (Nordita)
Scaling and intermittency in incoherent alpha-shear dynamo  		 event
June 2011
29 export to personal scheduler Axel Brandenburg (Nordita & Astronomy Department)
Nonlinear small-scale dynamos at low magnetic Prandtl numbers  		 event
29 export to personal scheduler Axel Brandenburg (Nordita & Astronomy Department)
Catastrophic quenching in αΩ dynamos revisited  		 event
22 export to personal scheduler Dhrubaditya Mitra (Nordita)
Dynamic multiscaling in two dimensional turbulence  		 event
15 export to personal scheduler Koen Kemel (Nordita & Astronomy Department)
A model of driven and decaying magnetic turbulence in a cylinder  		 event
08 export to personal scheduler Yasuhito Narita (Institut für Geophysik und extraterrestrische Physik, TU Braunschweig)
Wave-vector dependence of magnetic-turbulence spectra in the solar wind  		 event
07 export to personal scheduler Bidya Binay Karak (Indian Institute of Science)
Modeling irregular solar cycle using flux transport dynamos  		 event
01 export to personal scheduler Teresa Riehm (SU)
PhD thesis defence: Investigating the Dark Universe through Gravitational Lensing  		 event
May 2011
18 export to personal scheduler Petri Käpylä (Helsinki University)
Negative effect of turbulent convection on mean magnetic pressure  		 event
06 export to personal scheduler Jörn Warnecke (Nordita, Stockholm University)
Licentiate Defense: Flux emergence: flares and coronal mass ejections driven by dynamo action underneath the solar surface  		 event
April 2011
20 export to personal scheduler Göran Scharmer (Institute for Solar Physics, Royal Swedish Academy of Sciences)
Properties of Sunspots  		 event
13 export to personal scheduler Gösta Gahm (Astronomy Department, Stockholm U)
Accretion-powered chromospheres  		 event
06 export to personal scheduler Jörn Warnecke (Nordita, Stockholm University)
Dynamo-driven plasmoid ejections above a spherical surface  		 event
March 2011
30 export to personal scheduler Simon Candelaresi (Nordita)
Decay of helical and non-helical magnetic knots  		 event
23 export to personal scheduler Axel Brandenburg (Nordita)
Brainstorming session about issues in solar dynamos  		 event
16 export to personal scheduler Gautam Narayan (SU)
PhD dissertation (Imaging spectropolarimetry of solar active regions)  		 event
09 export to personal scheduler Victor Steinberg ( Department of Physics of Complex Systems, Weizmann Institute of Science, Israel)
Single vesicle dynamics in various flows: Experiment versus theory   		 event
02 export to personal scheduler Dhrubaditya Mitra (Nordita)
Amplitude equations for magnetic buoyancy instabilities and symmetry breaking  		 event
February 2011
23 export to personal scheduler Niccolo Bucciantini (Nordita)
GRMHD in axisymmetric dynamical spacetimes: the X-ECHO code  		 event
13 export to personal scheduler Axel Brandenburg (Nordita)
Scale-dependence of magnetic helicity in the solar wind  		 event
12 export to personal scheduler Alfio Bonanno (Catania)
Starspots and differential rotation in the very young star kic8429280  		 event
11 export to personal scheduler P. Henrik Alfredsson (KTH, Stockholm)
Laboratory experiments of rotating shear flows  		 event
11 export to personal scheduler Simon Candelaresi (NORDITA)
Licentiate thesis: Magnetic Helicity Fluxes and their Effects in Dynamo Theory  		 event
10 export to personal scheduler Eugene Parker (University of Chicago)
On the history and discovery of the solar wind  		 event
09 export to personal scheduler Helicity effects in hydrodynamic turbulence: Transport suppression, vortex dynamo, SGS modeling (University of Tokyo)
Nobumitsu Yokoi  		 event
09 export to personal scheduler Fabio del Sordo (NORDITA)
Licentiate dissertation: Generation of magnetic fields on galactic scales  		 event
04 export to personal scheduler Niccolò Bucciantini (Nordita)
Pulsar Wind Nebulae: a successful marriage of observations and simulations  		 event
03 export to personal scheduler Chi-kwan Chan (Nordita)
Lesson from Radiative and MHD Simulations for Supermassive Black Hole Growth  		 event
02 export to personal scheduler Alexander Hubbard (Nordita)
Turbulence simulation of fratricide alpha-Omega dynamos  		 event
January 2011
26 export to personal scheduler Igor Rogachevskii (Ben-Gurion University of the Negev)
Detection of the phenomenon of turbulent thermal diffusion in simulations  		 event
19 export to personal scheduler Gustavo Guerrero (Nordita)
Dynamo action and magnetic buoyancy in convection simulations with radial shear  		 event
12 export to personal scheduler Axel Brandenburg (Nordita)
Scale-dependence of magnetic helicity in the solar wind  		 event

o 2010
December 2010
21 export to personal scheduler Lara Nava (SISSA, Trieste)
Gamma-Ray Bursts  		 event
20 export to personal scheduler Aleksander Sadowski (Nicolaus Copernicus Astronomical Center, Warszawa)
Modeling of luminous accretion disks  		 event
15 export to personal scheduler Dhrubaditya Mitra (Nordita)
Statistics of polymer extensions in turbulent channel flow  		 event
15 export to personal scheduler N. Bucciantini (Nordita)
The Proto-Magnetar Model for Gamma-Ray Bursts  		 event
15 export to personal scheduler Axel Brandenburg (Nordita)
Reynolds number dependence of kinetic helicity decay in linearly forced turbulence  		 event
01 export to personal scheduler Vasco Henriques (Institute for Solar Physics, Royal Swedish Academy of Sciences)
Temperature gradients in the upper photosphere of a sunspot in high resolution  		 event
November 2010
17 export to personal scheduler Günther Rüdiger (AIP)
Helicity and alpha-effect by Tayler instability  		 event
11 export to personal scheduler Peter Foukal (Heliophysics Inc, Nahant MA, USA)
What Irradiance Studies Tell Us about Solar/Stellar Convection and Magnetism  		 event
10 export to personal scheduler Piyali Chatterjee (Nordita)
Alpha effect due to buoyancy instability of a magnetic layer  		 event
03 export to personal scheduler Simon Candelaresi (Nordita & Stockholm University)
Magnetic helicity transport in the advective gauge family  		 event
October 2010
27 export to personal scheduler Petri Käpylä (Helsinki University & Nordita)
Reynolds stress and heat flux in spherical shell convection  		 event
13 export to personal scheduler Martin Pessah (Niels Bohr Institute, Copenhagen)
On the Saturation of the Magnetorotational Instability via Parasitic Modes  		 event
06 export to personal scheduler Piyali Chatterjee (Nordita)
What do global p-modes tell us about large scale solar flows  		 event
September 2010
29 export to personal scheduler Bengt Gustafsson (Uppsala Astronomical Observatory)
Lithium and the early evolution of solar-type stars  		 event
22 export to personal scheduler Leonid Kitchatinov (Nordita, Irkutsk and Pulkovo)
Cross helicity and turbulent magnetic diffusivity in the solar convection zone  		 event
16 export to personal scheduler Axel Brandenburg (Nordita)
Turbulent front speed in the Fisher equation: dependence on Damkohler number  		 event
16 export to personal scheduler Dhrubaditya Mitra (Nordita)
Alleviating alpha quenching by solar wind and meridional flow  		 event
16 export to personal scheduler Fabio Del Sordo (Nordita)
Vorticity production through rotation, shear and baroclinicity  		 event
15 export to personal scheduler Bramhananda Dasgupta (Center for Space Plasma and Aeronomic Research, University of Alabama in Huntsville)
Minimum Dissiative Relaxed States: Applied to Magnetic Field Structurs of Laboratory Plasmas & Solar Corona  		 event
01 export to personal scheduler Jaime de la Cruz Rodríguez (Stockholm University, Astronomy Department)
Solar velocity references from 3D HD photospheric models  		 event
August 2010
24 export to personal scheduler Andreas Svedin (Columbia University)
Astrophysical Data Assimilation: proof of concept using the pencil code  		 event
23 export to personal scheduler Alexander Hubbard (Nordita)
Magnetic helicity flux in the presence of shear  		 event
18 export to personal scheduler Gustavo Guerrero (Nordita)
Shear-driven and diffusive helicity fluxes in alpha-Omega dynamos  		 event
July 2010
01 export to personal scheduler Emeric Bron (Nordita/ENS)
Turbulent transport by the magnetorotational instability  		 event
June 2010
30 export to personal scheduler Jörn Warnecke (Nordita)
Solar group meeting: Surface appearance of dynamo generated large-scale fields  		 event
April 2010
28 export to personal scheduler Roald Schnerr, Gautam Narayan, Dhrubaditya Mitra (Stockholm Solar Physics Institute and Nordita)
Topics in Solar Magnetism  		 event
21 export to personal scheduler Petri Käpylä (Helsinki University)
Magnetorotational instability driven dynamos at low magnetic Prandtl numbers  		 event
16 export to personal scheduler Matteo Cantiello (University of Bonn)
Subsurface convection in massive stars  		 event
14 export to personal scheduler Matthias Rheinhardt (Nordita)
Test-field method for mean-field coefficients with MHD background  		 event
March 2010
31 export to personal scheduler Bengt Gustafsson (Uppsala Astronomical Observatory)
POSTPONED AGAIN: Ideas about lithium inhomogeneities on the Sun  		 event
24 export to personal scheduler Bengt Gustafsson (Uppsala Astronomical Observatory)
POSTPONED till next week: Ideas about lithium inhomogeneities on the Sun  		 event
23 export to personal scheduler Arakel Petrosyan (Space Research Institute, Russian Academy of Sciences)
Large Eddy Simulations of Compressible MHD Turbulence  		 event
10 export to personal scheduler Jörn Warnecke (Nordita)
Surface appearance of dynamo-generated large-scale fields  		 event
February 2010
24 export to personal scheduler Nobumitsu Yokoi (Institute of Industrial Science, University of Tokyo )
Modeling the turbulent cross-helicity evolution: Production, dissipation, and transport rates  		 event
17 export to personal scheduler Petri Käpylä (University of Helsinki)
Angular momentum transport in convectively unstable shear flows  		 event
10 export to personal scheduler Igor Rogachevskii (Beer-Sheva)
New type of inertial particle clustering in stratified turbulence: theory, observations and lab experiments  		 event

o 2006
April 2006
15 export to personal scheduler Günther Rüdiger (AIP)
Dynamo action in magnetised stellar radiation zones  		 event
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