Lorentz Center - Spitzer's view on mass-losing AGB stars from 28 Nov 2005 through 2 Dec 2005
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    Spitzer's view on mass-losing AGB stars
    from 28 Nov 2005 through 2 Dec 2005

 
Monday, November 28

Monday, November 28

 

09.00-10.00 Registration

 

10.00 Welcome

 

Session: "AGB stars in the Magellanic Clouds"

 

10.15-11.00 Infrared Spectroscopy of Carbon Stars in the Small Magellanic Cloud (Kathleen Kraemer)

 

11.00-11.30 coffee break

 

11.30-12.15 Infrared Spectra of Oxygen-rich Dust Shells around Evolved Stars in the Magellanic Clouds (Greg Sloan)

 

12.15-12.40 Spitzer IRS observations of evolved stars in the LMC (Ciska Marwick-Kemper)

 

12.40-13.00 C-rich AGB stars in the LMC (Jarron Leisenring)

 

13.00-14.00 lunch

 

14.00-17:00 IRS calibration and data reduction (hands on session led by Greg Sloan) Participants can give presentations on how they handled the data reduction

 

17:00 Wine & Cheese party

 

 

Tuesday, November 29

 

10.00-10.45 Mass loss from red giants: its development, dust properties, and dependence on the stellar parameters (Wood et al.)

 

10.45-11.15 coffee break

 

11.15-12.00 IRS Spectroscopy of Luminous 8 micron Sources in the LMC: Surprises and Modeling (Buchanan & Sahai)

 

12.00-12.45 Mass loss from AGB stars in the globular cluster 47 Tuc (Thomas Lebzelter & Thomas Posch)

 

12.45-14.00 lunch

 

14.00-16.00 Working Session / Discussion

 

16.30-16.45 The "Why Galaxies Care About AGB Stars" conference (Thomas Posch)

 

16.45-17.05 Oxygen-rich dust formation: A theoretical perspective (Peter Woitke)

 

 

Wednesday, November 30

 

Session "Mass loss studies in our Galaxy"

 

09.00-09.45 The dust sequence along the AGB (Blommaert/Vanhollebeke/Cami)

 

09.45-10.30 Mass Loss from Galactic Bulge Giants: Probing Stellar and Galactic Evolution (Sahai)

 

10.30-11.00 coffee break

 

11.00-11.45 The composition and evolution of circumstellar dust from AGB to post-AGB and PNe phases (Sofie Dehaes, Leen Decin)

 

11.45-13.00 General discussion on dust, the AGB, (lead by Mark Morris and Sacha Hony)

 

13.00 lunch

 

afternoon Working Session / Discussion + visit to the Raymond and Beverly Sackler Lab for astrophysics

 

16.00: Sterrewacht colloquium: "Variable Red Giant Stars" (Peter Wood)

 

Evening Workshop dinner

 

 

Thursday, December 1

 

09.00-09.45 The Progression of Mass-Loss During the AGB Star -> Planetary Nebula Transition (Mark Morris)

 

09.45-10.30 Detached Shells Around Carbon-Stars (Sacha Hony)

 

10.30-11.00 coffee break

 

11.00-17.00 Working Session / Discussion

 

 

Friday, December 2

 

10.00-10.45 Dusty discs around binary post-AGB stars and their relation to protoplanetary discs (Hans van Winckel)

 

10.45-11.15 coffee break

 

11.15-11.30 PAHs in first ascent red giant HD 233517 (Ciska Marwick-Kemper)

 

11.30-11.50 Strong Evidence for Binary- Induced Mass Loss in CRL3068 (Mark Morris)

 

afternoon Working Session / Discussion

 



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