PARTICIPANTS :

Core team members (or their replacements):
  • Olivier Absil
  • Jean-Charles Augereau
  • Rémy Reche        (for Hervé Beust)
  • Malcolm Fridlund
  • Eberhard Gruen
  • Alexander Krivov
  • Christopher Stark        (for Marc Kuchner)
  • Alessandro Morbidelli
  • Harald Mutschke
  • Alexis Brandeker     (for Philippe Thébault)

Students:
  • Anna Grigorieva
  • Torsten Loehne

External experts (attending at their own expenses):
  • Martina Queck
  • Jens Rodmann
  • Francois Ménard (*)

Also invited, can't make it:
  • Carlos Eiroa     
  • René Liseau
  • Patrick Michel
  • Ana Heras
  • Glenn White
  • Chas Beichman


(*) may attend the meeting for a couple of days




AGENDA :


Monday, August 27

EXOZODIS: ASTROPHYSICAL NOISE AND ASTROPHYSICAL OBJECTS

14:00 - 14:10  Vittorio Manno (ISSI): Welcome

14:10 - 14:30  Augereau/Krivov: Opening remarks
  • Exozodis vs. Solar system's zodi and debris disks
  • Exozodis as obstacle for terrestrial planet searches
  • Reminder of the two goals of the ISSI meetings:
    1. detailed modeling of exozodis and
    2. development of a tool for Darwin/TPF to predict exozodi emission
14:30 - 14:45  All: Self-introduction

14:45 - 15:30  Fridlund: DARWIN/TPF status and exozodis as astrophysical noise

15:30 - 16:00  Coffee break

16:00 - 16:45  Absil: Exozodis: first observations with interferometry

16:45 - 17:00  Loehne: Exozodis: Spitzer observational evidence

17:00 - 17:30  Gruen: Dust Astronomy: dust particles - messengers from distant worlds

17:30 - 18:30+ Discussion



Tuesday, August 28

BASIC PROPERTIES OF THE ZODI AND EXOZODIS

9:00 -  9:45  Augereau: Basic properties of exozodis from interferometry: SED fitting approach

9:45 - 10:30  Gruen: Basic properties of solar system dust: lessons from our own planetary system

10:30 - 11:00  Coffee break

11:00 - 12:00  Discussion:    Zodi vs exozodis.
Includes demonstration of ZODIPIC by Stark (+1 page description)

12:00 - 14:00  Lunch


DUST PRODUCTION MECHANISMS AND DUST BUDGET

14:00 - 14:45  Gruen: Cometary dust production in the Solar System

14:45 - 15:30  Krivov: Collisional dust production and evolution in dust disks

15:30 - 16:00  Coffee break

16:00 - 16:30  Loehne: Collisions as the source of dust in the Vega's zodi?

16:30 - 17:00  Grigorieva: Major break-ups and dust avalanches

17:00 - 18:00+ Discussion: Dust sources and dust budget in exozodis



Wednesday, August 29

DYNAMICS OF DUST DISKS IN THE PRESENCE OF PLANETS

9:00 -  9:45  Morbidelli: Dynamics of small bodies in the Solar System, LHB  (+ movies: 1, 2, 3, 4, 5)

9:45 - 10:30  Rodmann: Yet another debris disk model: Strengths and weaknesses of the Hermite integrator

10:30 - 11:00  Coffee break

11:00 - 11:30  Reche: Resonant structures in disks due to planetary migration

11:30 - 12:00  Stark: Disk structures induced by terrestrial-mass planets

12:00 - 12:30  Queck: Two mechanisms of structure formation in disks with planets

12:30 - 14:30  Lunch



14:30 - 16:00  Discussion:
  • disk-planet interaction
  • steady-state and stochastic evolution
  • inner disk dynamics

16:00 - 16:30  Coffee break



For those involved:

16:30 - 17:45 :  Discussions on Herschel Kuiper Belt Key Program
17:45 : Herschel Kuiper Belt Key Program Telecon


For others: FREE LATE AFTERNOON



Thursday, August 30

GAS IN DUST DISKS

9:00 -  9.45  Brandeker: Gas in debris disks

9.45 - 10.15  Grigorieva: Dust sputtering and sublimation

10:15 - 10:45  Coffee break

10:45 - 12:00  Discussion:
  • Gas as evidence for cometary sources?
  • Effects of gas on dust dynamics
  • Other possibly important effects neglected in current models
12:00 - 14:00  Lunch



DUST PROPERTIES AND LIGHT SCATTERING

14:00 - 14:45  Mutschke: Dust chemistry, dust morphology, and light scattering

14:45 - 15:30  Discussion:
  • Dust grain properties and dust sources
  • Effects of dust chemistry and morphology on dust emission
  • Effects of dust chemistry and morphology on dust dynamics
15:30 - 16:00  Coffee break



GENERAL DISCUSSION

16:00 - 18:00+ Back to the main questions & suggestions to improve models
  • Instrumental requirements: Darwin/TPF constraints
  • Improving current radiative transfer models of pioneering exozodi observations
  • Adjusting debris disk models to exozodis
  • From dust to planetesimals: where are the parent bodies?
  • Dust production mechanisms
  • Dust transport mechanisms
  • ...


Friday, August 31


9:00 - 10:30  Meeting summary, roadmap, action items

10:30 - 11:00  Coffee break

11:00 - 12:00  Next meeting: dates, goals, external experts, things to improve, etc.

12:00  End of the meeting



For those involved:
12:00 - open end    Herschel Kuiper Belt Key Program, cont'd


×-×-× All in one compressed tar file (~183 Mo!) ×-×-×