MPIA Workshop on

MODES OF STAR FORMATION
and the Origin of Field Star Populations



Date:        October 9 to 13, 2000
Venue:      Max Planck Institute for Astronomy, Heidelberg, Germany
Sponsor:   Max Planck Society
Organizer:    Eva K. Grebel



Scientific Program

The times for contributed talks range from 20 to 30 min including discussion. Times for review talks range from 30 to 40 min including discussion. Many poster presenters were given 10 min for an oral summary of their contribution to the extent allowed in the schedule. All poster contributions and talks will be included in the conference proceedings. A draft of the abstract booklet can be downloaded as a gzipped postscript file.

For your talks you can use overhead projectors, slide projectors, laptop projectors, or a VCR.




MONDAY, October 9, 2000

  8:15

Pick-up from the downtown hotels by a chartered bus

  9:00

Brief welcome

 

SESSION I: Molecular Clouds:
Global Properties and Star Formation

 

Chairperson: Thomas Henning

  9:10
 

Andi Burkert, MPIA, Germany
Star Formation in Turbulent Molecular Clouds

  9:50
 

Fabian Heitsch, MPIA, Germany
Alfvén-wave Driven Turbulence in Molecular Clouds

10:10
 

Yasuo Fukui, Nagoya University, Japan
Molecular Clouds in the Local Group

10:50

Coffee break

 

Chairperson: [Charles Lada, TBC]

11:10
 
 

Kengo Tachihara, MPE, Germany
Statistical study of nearby dense cores and their modes
of star formation

11:30
 

Thomas Henning, U Jena, Germany
How to Form Massive Stars?

12:00
 
 

Yu-Nung Su, NCU, Taiwan
Dust Continuum and Molecular Line Observations of
Massive Protostars and Super-Ultracompact HII Regions

12:10
 
 

Diego Mardones, U de Chile, Chile
Spatial and Velocity Structure of Inward Motions
Around Nearby Protostars

12:30

General Discussion

13:00

Lunch at MPIA

 

SESSION II: Resolved Star-Forming Regions
and the Environmental Impact on the IMF

 

Chairperson: Wolfgang Brandner

14:30
 
 
 

Charles Lada, SAO, USA
The Nature of Embedded Clusters: Insights
into the IMF and the Frequency of Planetary
Systems in the Galaxy

15:10
 

João Alves, ESO, Germany
Lessons from the Simplest Mode of Star Formation

15:30
 
 

Leonardo Testi, Oss. di Arcetri, Italy
Star Formation in Clusters: Subclustering, Cloud
Fragmentation and the Origin of the Stellar IMF

16:00
 

Massimo Robberto, STScI, USA
The Orion Nebula Cluster at Mid-IR Wavelengths

16:20

Coffee break

 

Chairperson: Hans Zinnecker

16:40
 
 

Kevin Luhman, CfA, USA
The Initial Mass Function of Stars and Brown Dwarfs:
A Comparison Among Different Galactic Populations

17:10
 
 

Joachim Krautter, LSW, Germany
The Lupus star forming region -
a paradigm for low-mass star formation

17:40
 
 

Rainer Köhler, UCSD, USA
Multiplicity of T Tauri Stars in Different Star
Forming Regions

18:00
 

Pavel Kroupa, ITA, Germany
On the variation of the IMF

18:30

General discussion

19:00

Return to downtown Heidelberg

 
 


TUESDAY, October 10, 2000

  8:15

Pick-up from the downtown hotels through a chartered bus

 

SESSION III: Resolved Star-Forming Regions:
Large-Scale Star Formation Histories

 

Chairperson: João Alves

  9:00
 

Thomas Preibisch, MPIfR, Germany
Triggered Star Formation in the Sco OB2 Association

  9:30
 
 

Wolfgang Brandner, U of Hawaii, USA
Resolved Giant HII Regions: Past and Present Star
Formation Properties of NGC 3603 and 30 Doradus

10:00
 

Monika Petr, MPIfR, Germany
Isolated Young Binary Stars Near Star-Forming Regions

10:20

Coffee Break

 

SESSION IV: Large-Scale Star Formation:
Triggers, Theory

 

Chairperson: Andi Burkert

10:50
 

Mordecai Mac Low, AMNH, USA
Isolated vs. Clustered Star Formation

11:20
 

Michael Smith, Armagh Obs., UK
Triggering Stars with Protostars

11:40
 

Sona Ehlerová, AI Prague, Czech Republic
Star Formation in Expanding Shells

12:00
 

Hans Zinnecker, AIP, Germany
The binary mode of star formation

12:30

General Discussion

13:00

Lunch at MPIA

 

SESSION V: Formation of Star Clusters

 

Chairperson: Giovanni Carraro

14:30
 

Pavel Kroupa, ITA, Germany
The formation of bound star clusters

14:50
 
 

Christian Boily, ARI, Germany
The dynamics of mass loss during the formation of
open star clusters

 

SESSION VI: Evolution from Clusters and
OB Associations to Field Populations

15:00
 
 

Anthony Brown, ESO, Germany
Evolution from OB Associations and Moving Groups
to Field Populations

15:40
 

Raúl de la Fuente Marcos, UCM, Spain
Ghostly Open Clusters

16:10
 

Raúl & Carlos de la Fuente Marcos, UCM, Spain
Dynamics of Brown Dwarfs in Open Clusters

16:20

Coffee Break

 

Chairperson: Sofia Feltzing

16:40
 
 

Holger Baumgardt, U of Edinburgh, UK
Enrichment of the stellar halo by disrupted
globular clusters

17:10
 

Johan Holmberg, Lund Obs, Sweden
Old Moving Groups

17:40
 
 

Andrea Stolte, MPIA, Germany
Constraints on the Sagittarius Dwarf Galaxy's
Tidal Stream

17:50
 

Steve Majewski, U Virginia, USA
Accretion of Satellite Galaxies by the Milky Way

18:30

General discussion

19:00

Return to downtown Heidelberg

 
 


WEDNESDAY, October 11, 2000

  8:15

Pick-up from the downtown hotels through a chartered bus

 

SESSION VII: Old Populations and Their Evolution

 

Chairperson: Paul Hodge

  9:00
 

Tom Abel, CfA, USA
The Formation of the First Star in the Universe

  9:30
 
 

Sofia Feltzing, Lund Obs., Sweden
The low-mass IMF as a function of the environment -
deep star counts in the dSph galaxy Ursa Minor

10:00
 
 

Daniel Harbeck, MPIA, Germany
Deep wide-field imaging of the Sextans dSph
Galaxy

10:10
 
 

Geneviève Parmentier, IAG Liège, Belgium
Evidence for a self-enrichment process in Galactic
halo globular clusters

10:30

Coffee Break

 

SESSION VIII: Modes of Star Formation in the Galactic Disk

 

Chairperson: Steve Majewski

10:50
 
 

Sofia Feltzing, Lund Observatory, Sweden
Age-metallicity relation in the solar neighbourhood -
or lack thereof

11:10
 
 

Helio Rocha-Pinto, IAG, U de São Paulo, Brazil
The Chemical Enrichment and Star Formation History
in the Milky Way Disk

11:40
 
 

André Moitinho de Almeida, UNAM, Mexico
Spatial Structure and Star Formation in the
Galactic Disk: Open Cluster Data

12:00
 
 

Burkhard Fuchs, ARI, Germany
Implications of modes of star formation for the
overall dynamics of galactic disks

12:30

General discussion

13:00

Lunch at MPIA

 


FREE AFTERNOON

Optional: Guided tour of the castle of Schwetzingen

 
 


THURSDAY, October 12, 2000

  8:15

Pick-up from the downtown hotels through a chartered bus

 

SESSION IX: Global Large-Scale
Star Formation Events in Spirals

 

Chairperson: Liese van Zee

  9:00
 

Paul Hodge, U Washington, USA
Modes of Star Formation in Spiral Galaxies

  9:40
 
 

Henny Lamers, Utrecht University, The Netherlands
The formation of massive stars in the Bulge of M51:
evidence for a different mode of star-formation?

10:10
 

Andy Dolphin, NOAO, USA
Massive Clusters in Spiral Galaxies

10:30
 
 

Alessandro Vicari, La Sapienza, Italy
Application of an objective method of identification
of young star groupings in spiral galaxies

10:40

Coffee break

 

Chairperson: Bruce Elmegreen

11:00
 
 

Stan Kurtz, UNAM, Mexico
Spiral-Density-Wave Induced Star Formation
At High Galactic Latitudes

11:20
 
 

Jay Gallagher, U Wisconsin, USA
Modes of Star Formation in Low-Surface- Brightness
Galaxies

 

SESSION X: Star Formation and Field
Populations in Irregulars and Other Dwarfs

12:00
 
 

Jason Harris, UCSC, USA
The Star Formation History of the Small Magellanic
Cloud

12:30

General Discussion

13:00

Lunch at MPIA

 

Chairperson: Serge Demers

14:30
 
 

Dimitrios Gouliermis, U Bonn, Germany
Stellar content of three LH associations East of LMC 4
and their Field in the Large Magellanic Cloud

14:40
 

Deidre Hunter, Lowell Obs., USA
Star-forming regions in irregular galaxies

15:20
 
 

Liese van Zee, DAO, Canada
Comparison of Star Formation Modes in Normal Dwarf
Irregulars and BCDs

15:50
 
 

Gerhard Hensler, U Kiel, Germany
Star Formation in Dwarf Irregular Galaxies:
From Self-regulation to Starbursts

16:20

Coffee break

 

Chairperson: Mordecai Mac Low

16:50
 

Eva Grebel, MPIA, Germany
Modes of Star Formation in Dwarf Spheroidals

17:20
 
 

Giovanni Carraro, U di Padova, Italy
Dwarf Spheroidal Galaxies: Structures, Star
Formation and Color-Magnitude Diagrams

17:50
 
 

Andrea Ferrara, Oss. di Arcetri, Italy
The Role of Stellar Feedback in the Evolution of
Dwarf Galaxies

18:30

General Discussion

19:00

Return to downtown Heidelberg

20:00


Conference banquet

 
 


FRIDAY, October 13, 2000

  8:15

Pick-up from the downtown hotels by a chartered bus

 

SESSION XI: Properties of Nuclear Star Formation Events

 

Chairperson: Jay Gallagher

  9:00
 

Don Figer, STScI, USA
Starburst Clusters in Galactic Nuclei

  9:30
 
 

Roberto Capuzzo-Dolcetta, University of Roma La Sapienza, Italy
Galactic Nuclear Activity Induced By Globular Cluster
Merging

10:00
 

Rachel Johnson, IoA, UK
Nuclear Star Formation in Nearby Galaxies

 

SESSION XII: Star Formation Processes in
Interacting Galaxies

10:10
 
 

Serge Demers, U de Montréal, Canada
The Young Inter-Cloud Population: More Than 5 kpc
from the Nearest Site of Current Star Formation

10:40

Coffee break

 

Chairperson: Deidre Hunter

11:10
 

Ute Lisenfeld, IRAM, Spain
Star Formation in Tidal Dwarf Galaxies

11:40
 

Linda Tacconi, MPE, Germany
Star Formation in Merging Galaxies

12:20
 
 

Chris Conselice, U Wisconsin, USA
Global Properties of Starburst Galaxies and the Link
Between Low- and High-Redshift Galaxies

12:50
 
 

Hans Zinnecker, AIP, Germany
European Commission Research Training Network on
``The Formation and Evolution of Young Stellar Clusters''

13:00

Lunch at MPIA

 

SESSION XIII: Conclusion

 

Chairperson: Andrea Ferrara

14:30
 

Bruce Elmegreen, IBM, USA
A Universality to Star Formation in all Galaxy Types

15:10
 
 
 
 
 
 

Final discussion:
Where do field star populations form?
How do they form?
What are the dominant "modes" of field star formation?
What role do interactions play as opposed to internal triggers?
How does this depend on environment, and on galaxy type?
What are the properties of the field star IMF?

16:30

Coffee break

 

Chairperson: Eva Grebel

17:00
 

Richard Larson, Yale, USA
Conference Summary

17:30


END; Return to downtown Heidelberg

 
 
 

POSTERS

for which no 10-min talk slots could be allocated:

 
 

Carlos & Raúl de la Fuente Marcos, UCM, Spain
Modification of Planetary Orbits in Star Clusters

 
 

David Gittins, IoA, UK
Star Formation on a Crossing Time?

 
 

Michael Odenkirchen, Eva K. Grebel, Walter Dehnen, Rodrigo Ibata, Hans-Walter Rix, Andrea Stolte, Christian Wolf, Connie Rockosi, and the SDSS Collaboration
Detection of the Tidal Tails of the Globular Cluster Pal 5 with SDSS Commissioning Data

 
 

Mareike Ziegler, MPIA, Germany
The Velocity Structure of Turbulent Molecular Cloud Cores




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Eva K. Grebel