======= Program ======= Last update: 16-June-2007 ========================================================== Sunday ====== 17:00 Reception desk opens (till 22:00) 19:00 Dinner 20:00 Welcome Drink ========================================================== Monday ====== 9:15 Conference opening Session I (Monday morning) Chair: Andy Pollock Stellar evolution ----------------- 9:30 (R) Raphael Hirschi The impact of reduced mass-loss rates on the evolution of massive stars Spectroscopy and mass-loss diagnostic: observations --------------------------------------------------- 10:10 (R) Anthony Moffat Observational overview of clumping in hot stellar winds 10:50 Coffee break 11:20 Alex Fullerton Revised mass-loss rates for O stars from FUV resonance lines 11:40 Nathan Smith Independent reasons to favor low mass-loss rates for O stars 12:00 Jean-Claude Bouret Clumping in O-type supergiants 12:20 Joachim Puls Clumping in O-star winds 12:40 Nicole St-Louis Do Clumping Corrections Increase with Decreasing Mass-Loss? 13:00 Lunch break Session II (Monday afternoon): Chair: David Cohen Spectroscopy and mass-loss diagnostic: observations (continued) --------------------------------------------------------------- 14:30 Paco Najarro Tracking the clumping in OB stars from UV to radio 14:50 Alex de Koter The effect of clumping on predictions of the mass-loss rate of early-type stars 15:10 Michaela Kraus Clumping in the winds of OB supergiants 15:30 Sergey Marchenko Wind inhomogeneities in low-Z environment: observations 15:50 Jose Henrique Groh de Castro Moura Mass-loss rate and clumping in LBV stars: the impact of time-dependent effects 16:10 Coffee break 16:40 Raman Prinja Structure in the fast winds of PN central stars 17:00 Miguel A. Urbaneja Clumping in the winds of O-type CSPNs 17:20 Discussion (70m) - Moderator: Derck Massa 19:00 Barbecue evening ========================================================== Tuesday ======= Session III (Tuesday morning): Chair: Rico Ignace Spectral modeling ----------------- 9:00 (R) Wolf-Rainer Hamann Spectrum formation in clumpy stellar winds 9:40 Alex Lobel Modeling Line Variability in Hot Star Spectra with 3D Radiative Transfer 10:00 Rich Townsend Monte-Carlo radiative transfer through porous media 10:20 Olivier Schnurr Mid-IR observations of WR stars, and the connection with wind clumping 10:40 John Hillier On the influence of clumping on O star spectra 11:00 Coffee break 11:30 Discussion (70m) - Moderator: Alex Fullerton Hydrodynamic modeling (stationary) ---------------------------------- 12:40 Goetz Graefener The effect of clumping in hydrodynamic Wolf-Rayet wind models 13:00 Lunch break Session IV (Tuesday afternoon) Chair: Paco Najarro 14:30 Jorick Vink Mass loss predictions 14:50 Jiri Krticka The influence of clumping on predicted O star wind parameters Hydrodynamic modeling (time-dependent) -------------------------------------- 15:10 (R) Achim Feldmeier Hydrodynamic simulations of instability-generated clumps in hot-star winds 15:50 Coffee break 16:20 Stan Owocki Dynamical origin of wind structure 16:40 Asif ud-Doula Hot-Star wind variability due to magnetic field 17:00 Mark Runacres Clumping in the outer winds of hot stars 17:20 Discussion (70m) - Moderator: Jorick Vink 19:00 Dinner ========================================================== Wednesday ========= Session V (Wednesday morning): Chair: Raman Prinja Magnetic fields --------------- 9:00 (R) Rico Ignace Hot-star magnetic fields 9:40 Roald Schnerr The impact of large and small scale magnetic fields on the winds of massive stars Variability ----------- 10:00 Derck Massa The effects of clumping on wind line variability 10:20 Ronny Blomme Corotating Interaction Regions and Clumping 10:40 Coffee break 11:10 Nancy Morrison H alpha line profile Variability in the B8Ia-Type Supergiant Rigel (beta Ori) 11:30 Thomas Szeifert Wind variabilities and asymmetries in Luminous Blue Variables 11:50 Andre Nicolas Chene Rapidly Accelerating Clumps in the Wind of the Weak-Line WN3ha star WR3 12:10 Alexander Kholtygin Modelling the induced clumping stochastic line profile variability 12:30 Discussion (50m) - Moderator: Joe Cassinelli 13:20 Lunch break 14:45 Boarding the bus 15:00 Departure for Conference excursion ========================================================== Thursday ======== Session VI (Thursday morning): Chair: Alex de Koter Binaries, Colliding winds, LBVs ------------------------------- 9:30 Andy Pollock X-ray eclipse estimates of mass-loss rates in the Wolf-Rayet binary systems WR140, WR25 and WR11 9:50 Ted Gull Eta Carinae: viewed from multiple vantage points 10:10 Krister E. Nielsen On irregular line profiles in the optical spectrum of Eta Carinae 10:30 Kerstin Weis Wind relicts: clumps, inhomogeneities and outflows in LBV nebulae High Energy Radiation --------------------- 10:50 Anita Reimer Clumping effects on non-thermal particle spectra in massive star systems 11:10 Coffee break 11:40 Gustavo Romero Using gamma-rays to probe the clumped structure of stellar winds 12:00 Olaf Reimer Westerlund 2 at VHE gamma-ray energies and implications for the inferred energetics 12:20 Discussion (40m) - Moderator: Nicole St-Louis 13:00 Lunch break Session VII (Thursday afternoon) Chair: Jean-Claude Bouret / Raphael Hirschi X-rays ------ 14:30 (R) Lidia Oskinova X-raying clumped stellar winds 15:10 David Cohen The quantitative analysis of x-ray emission line profiles: constraining mass-loss rates, wind opacity and porosity 15:30 Maurice Leutenegger Evidence for the importance of resonance scattering in the X-ray emission line profiles of the O star zeta Puppis 15:50 Joe Cassinelli X-rays formed in the bow-shocks around clumps in Winds 16:10 Coffee break 16:40 Roland Walter New obscured and transient HMXB systems discovered by INTEGRAL unveil clumpy stellar winds 17:00 Discussion (90m) - Moderator: Joachim Puls 19:00 Dinner ========================================================== Session VIII (Friday morning) Chair: Raphael Hirschi Future observations ------------------- 9:00 George Sonneborn New frontiers for massive-star winds: Imaging and spectroscopy with the James Webb Space Telescope Conference Summary ------------------ 9:20 General Discussion (3h 10m) Moderator team: Toni Moffat, John Hillier, Wolf-Rainer Hamann, Stan Owocki 11:00 Coffee break 11:30 General Discussion (continued) 13:00 Lunch break Closing Session (Friday afternoon) ---------------------------------------- 14:30 Concluding Remarks and Farewell 15:00 End of the conference