Scientific Program

 

DAY I
THE COSMOLOGICAL PARAMETERS I
09:00-10:30 Registration and posters installation 
10:30-11:20 The history of the cosmological constant problem: N. Straumann 
11:20-12:10 Evidence from type Ia supernovae for an accelerating universe (High-z Supernovae Search Team): A. Filippenko
12:10-13:00 Constraints on cosmological parameters and physical constants from absorption lines in quasars: P. Petitjean

DAY II
THE COSMOLOGICAL PARAMETERS II
09:00-09:50 Archeology of the universe through images of the Cosmic Microwave Background : P. de Bernardis
09:50-10:40 Cosmological parameters from redshift surveys: O. Lahav
10:40-11:00 Coffee break
11:10-12:00 Weak lensing and the dark side of the universe: L. Van Waerbecke
12:00-13:00 General discussion on observational question moderated by F. Bouchet on "Is the evidence for dark energy definitive?" 
DAY III 
THE COSMOLOGICAL CONSTANT
09:00-09:50 The cosmological constant problem: P. Fayet
09:50-10:40 Some aspects of quantum field theory in curved spacetime: L. Ford
10:40-11:20 Coffee break
11:20-12:10 Back-reaction of cosmological perturbations and the cosmological constant problem: R. H. Brandenberger 
12:10-13:00 Diluting cosmological constant: G. Dvali

DAY IV 
QUINTESSENCE MODELS
09:00-09:50 Quintessence: E. Copeland 
09:50-10:40 Susy and superstring: model building for dark energy: P. Binétruy 
10:40-11:20 Coffee break
11:20-12:10 Concordance cosmology: lambda or quintessence: J. P. Ostriker 
12:10-13:00 K-essence: solving the cosmic coicidence problem: S. Mukhanov
  DAY V
OTHER APPROACHES TO VACUUM ENERGY
09:00-09:50 Anthropic approach to the cosmological constant problem: A. Vilenkin 
09:50-10:40 Casimir effect and vacuum energy: S. Reynaud
10:40-11:20 Coffee break
11:20-12:10 Vacuum in condensed matter and cosmological constant problems: G. Volovik
12:10-13:00 General discussion on theoretical questions moderated by J. Iliopoulos  on "Dark energy: a challenge for new physics ?"
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