I will discuss the evidence behind the claim that the expansion of the Universe is accelerating, and whether the data allow for an alternative explanation. I will look specifically at spherically symmetric, inhomogeneous universe models and show that they can explain the supernova data and possibly even the CMB power spectrum.
Morad Amarzguioui "Is the expansion of the Universe really accelerating?"
Fredagskollokvium
Abstract
Publisert 12. aug. 2009 09:43
- Sist endret 15. juni 2011 13:49