Apr 18 – 22, 2011
Palais des Papes, Avignon
Europe/Paris timezone

Dark energy with non-adiabatic sound speed

Apr 19, 2011, 3:50 PM
Chambre du Trésorier (Palais des Papes, Avignon)

Chambre du Trésorier

Palais des Papes, Avignon


Dr Guillermo Ballesteros (University of Padova)


I will describe the prospects of detecting dark energy perturbations from Planck and a LSST-like survey. I will also discuss the initial conditions for dark energy perturbations in the radiation and matter epochs, generalizing the usual adiabatic ones to include the sound speed effect.

Primary authors

Dr Guillermo Ballesteros (University of Padova) Dr Julien Lesgourgues (CERN and EPFL (Lausanne))

Presentation materials