IAU Symposium 270: Computational Star Formation

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Scientific Program (preliminary)

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** numerical simulations and theory

++ observations

-- numerical techniques and hardware




MONDAY


HISTORICAL INTRODUCTIONS

9:00-9:15 LOC/SOC Welcome and news


9:15-10:30 Historical introduction

Chair: Hans Zinnecker

 

++ (R) Historical perspective on computational star formation (30 min), Richard Larson


++ (R) Historical perspective on MHD simulations (30 min), Mike Norman


++ Star Formation in Ophiuchus (15 min), Anthony Whitworth


10:30-11:00 Coffee

SINGLE STARS


11:00-1:00 Individual Star Formation: Observations

Chair: Alyssa Goodman

 

++ (R) Formation of low mass stars (30 min), Neal Evans


++ (R) Formation of massive stars (30 min), Maite Beltrán


++  Pre-main sequence binary stars (15 min), Hervé Bouy


++  Pre-main sequence disks (15 min), Gaspard Duchêne

 

++  Morphological Complexity of Protostellar Envelopes (15 min), John Tobin


++  Fragmentation and dynamics of massive dense cores in Cygnus X (15 min), Timea Csengeri

Formation of massive stars (30 min)
Maite Beltran
++ (R) Formation of low mass stars (30 min)
Neal Evans
++  Pre-main sequence binary stars (15 min)
Herve Bouy
++  Pre-main sequence disks (15 min)
Gaspard Duchene
++  Dynamics of pre-main sequence multiple systems (15 min)
Bo Reipurth
++  Fragmentation and dynamics of massive dense cores in Cygnus X (15 min)
Timea Csengeri


1:00-3:00 Lunch


3:00-4:30 Individual Star Formation: Theory

Chair: Eve Ostriker


** (R) Massive stars (30 min), Ian Bonnell


** (R) Low mass stars (30 min), Masahiro Machida


** (R) General Star Formation (30 min), Chris McKee



4:30-5:00 Coffee

CLUSTERS


5:00-6:45 Formation of Clusters: Observations

Chair: Lisa Deharveng


++ (R) Internal Structure of Stellar Clusters: Geometry of Star Formation (30 min), Emilio Alfaro


++ (R) Observations of the IMF in clusters (30 min), Joana Ascenso


++  Observations of pre-stellar core mass functions: dust extinction (15 min), João Alves


++  Observations of pre-stellar core mass functions: dust emission and molecules (15 min), Philippe André


++  Submillimeter Array Observations of Magnetic Fields in Star Forming Regions (15 min), Ramprasad Rao



TUESDAY


9:00-10:30 Formation of Clusters:

Theory Chair: Jun Makino

** (R) Theory of Cluster Formation: effects of turbulence (30 min), Ralf Klessen

** (R) Theory of Cluster Formation: effects of magnetic fields (30 min), Fumitaka Nakamura


**  Diffusion-enhanced star formation (15 min), Shantanu Basu


**  Analogues of observed star-forming cores in large simulated molecular clouds (15 min), James Wadsley

10:30-11:00 Coffee

11:00-1:00 Cluster Formation: Theory

Chair: Chris McKee


** (R) Dependence of star formation on initial conditions and molecular cloud structure (30 min), Matthew Bate


** (R) Theory of Cluster Formation: binary stars (30 min), Pavel Kroupa


** (R) Simulations of the IMF in Clusters (30 min), Ralph Pudritz


** (R) Theories of the IMF (30 min), Patrick Hennebelle


1:00-3:00 Lunch


NUMERICAL METHODS


3:00-4:30 MHD

Chair: Joe Monaghan


-- (R) AMR MHD methods (30 min), Romain Teyssier


-- (R) SPH MHD methods (30 min), Daniel Price


** (R) ISM Turbulence (30 min), Alexei Kritsuk

 

 

4:30- 5:00 Coffee


 

5:00-6:30 Radiative Dynamics:

Chair: Mika Juvela


-- (R) AMR Radiative HD methods (30 min), Mark Krumholz


-- (R) SPH Radiative HD methods (30 min), Hajime Susa


-- AREPO code (15 min), Volker Springel


-- Ray tracing and Flux-Limited Diffusion  (15 min), Aake Nordlund

 

6:30-7:00 Posters


Tuesday Evening: Local Star Formation Processes (10-15 minutes each)

discussion leader Neal Evans, with dinner of pizza/tapas in poster room


**  The role of accretion disks in the formation of massive stars, Rolf Kuiper


**  Pre-main sequence disks around low-mass stars, Eduard Vorobyov


**  The formation of brown dwarfs in discs: physics, numerics, observations, Dimitris Stamatellos


**  Magnetic and radiative feedbacks on small-scales collapse and fragmentation, Benoit Commercon


**  The Effects of Radiation Feedback on Low-Mass Star Formation Stella Offner


**  Simulations of Massive Star Cluster Formation and Feedback in Turbulent Giant Molecular Clouds, Elizabeth Harper-Clark



WEDNESDAY


STAR FORMATION FEEDBACK


9:00-10:30 Star Formation Feedback

Chair: Maite Beltran


++ (R) Observations of triggered star formation (30 min), Lise Deharveng


++ (R) Observations of winds, jets, and turbulence generation in GMCs (30 min), John Bally


**  Initial highlights from the Herschel Gould Belt survey (15 min), Philippe Andre


**  Radiation driven implosion and triggered star formation (15 min), Thomas Bisbas

 

 

10:30-11:00 Coffee


11:00-1:00 Star Formation Feedback

Chair: John Bally


** (R) Action of Winds Inside and Outside of Starclusters (30 min), Jan Palous


** (R) Theory of feedback in clusters (30 min), Enrique Vazquez-Semadeni


**  Theory of young cluster disruption (15 min), Simon Goodwin


++  Outflows and turbulence in young stelar clusters (15 min), Héctor Arce


**  Disks, outflows, and feedback in collapsing magnetized cores (15 min), Dennis Duffin


**  3D MHD Simulations of the Expansion of HII Regions in Turbulent molecular Clouds (15 min), Jane Arthur

 

 

1:00-10:00PM Excursion, wine tour, and conference dinner

 


THURSDAY


9:00-10:30 Star Formation Feedback

Chair: Maria Kun

** (R) Photoionisation Feedback in Star & Cluster Formation simulations (30 min), Barbara Ercolano


** (R) SN and superbubbles in the ISM (30 min), Gerhard Hensler


** Pillars, jets, and dynamical features (15 min), Matthias Gritschneder


** Star formation triggered by HII regions expanding into fractal molecular clouds (15 min), Stefanie Walch

 

 

10:30-11:00 Coffee


11:00-1:00 Star Formation on Galactic Scales

Chair: Curt Struck


++ (R) Empirical Column Density and Density laws (30 min), Frank Bigiel


++ (R) Observational comparison of different galaxy types (30 min), Eva Grebel


** (R) Theory of the Star Formation Rate (30 min), Paolo Padoan


** Star Formation Triggered by Colliding Clouds (15 min), Andrew McLeod


** Star Formation in the Central Molecular Zone of the Milky Way (15 min), Sungsoo Kim

 

 

1:00-3:00 Lunch


3:00-4:30 Star Formation on Galactic Scales

Chair: Eva Grebel


** (R) Galactic scale star formation (30 min), Keiichi Wada


**  Galactic scale star formation II (15 min), Mordecai Mac Low


**  Galactic scale star formation III (15 min), Elizabeth Tasker


**  Modeling Formation of Globular Clusters: Beacons of Galactic Star Formation (15 min), Oleg Gnedin


**  The formation of super-star clusters in disk and dwarf galaxies (15 min), Carsten Weidner

 

 

4:30-5:00 Coffee

NOVEL TECHNOLOGIES


5:00-6:30  Special purpose hardware

Chair: Aake Nordlund

 

-- (R) GRAPE Accelerators (30 min), Jun Makino

 

-- Numerical Cosmology powered by GPUs (15 min), Dominique Aubert

 

-- A Graphic Processing Unit Accelerated Adaptive-Mesh-Refinement Code for Astrophysics (15 min), Hsi-Yu Schive

 

-- (R) Future Trends in Computation (30 min), Bruce Elmegreen



Thursday Evening: Computational Methods, (10-15 min each)

with dinner of pizza/tapas in poster room

Chair: Mike Norman


An Explicit Scheme for Incorporating Ambipolar Diffusion in a Magnetohydrodynamics Code, Jongsoo Kim


Ambipolar Diffusion Effects to the Weakly Ionized Turbulence Molecular Clouds, Pak Shing Li


A comparison of sink particles in AMR and SPH, Christoph Federrath


The convergence of AMR and SPH simulations, David Hubber

 

 


FRIDAY

SYNTHETIC OBSERVATIONS


9:00-10:30 Radiation diagnostics of star formation

Chair: Volker Springel

 

-- (R) Radiative Transfer Modeling of Simulation and Observational Data  30 min, Juergen Steinacker


** (R) Radiative Transfer in Molecular Clouds  30 min, Mika Juvela


** (R) Radiative Transfer in Protostellar Disks  - 30 min, Barbara Whitney

 

 

10:30-11:00 Coffee

LARGE SCALE STAR FORMATION


11:00-1:00 Large Scale Star Formation

Chair: Mordecai Mac Low

 

** (R) Gas dynamics and GMC formation in whole galaxies: SPH (30 min), Clare Dobbs


** (R) Gas dynamics and GMC formation in whole galaxies: MHD (30 min), Eve Ostriker


** (R) Star Formation in Interacting Galaxies (30 min), Curt Struck


**  Shock-induced Star Cluster Formation in Colliding Galaxies (15 min), Takayuki Saitoh


**  Star formation modes and their impact on galaxy evolution in parsec-scale resolution simulations (15 min), Leila Powell

 

 

1:00-3:00 Lunch

 

3:00-4:30 Cosmological Star Formation

Chair: Clare Dobbs


** (R) The first stars in the universe (30 min), Tom Abel


** (R) Galaxy formation hydrodynamics (30 min), Frederic Bournaud


** Disc Fragmentation around Population III stars (15 min), Simon Glover

 

** Cosmological simulations of low-mass galaxies: the specific star formation rate downsizing phenomenon (15 min), Pedro Colin

 

4:30-5:00 Coffee

 

5:00-6:30  Computational Star Formation

Chair: Elizabeth Tasker

 

**  From Pop III to Pop II stars: metallicity and radiation effects (15 min), Marco Spaans

 

**  Resolving Star Formation in Cosmological Context (15 min), Chris Brook


++ (R) Comparisons between Simulations and Observations: Where we Stand (30 min), Alyssa Goodman


** (R) Comparison between Simulations and Theory: Where we Stand (30 min), Joe Monaghan


6:30-7 Conference Summary

Chair: Elizabeth Tasker

(R) Virginia Trimble (30 min)