New Constraints on Dark Energy [article]

Alessandro Melchiorri
2004 arXiv   pre-print
New Cosmic Microwave Background, Galaxy Clustering and Supernovae type Ia data are increasingly constraining the dark energy component of our Universe. While the cosmological constant scenario remains consistent with these new tight constraints, the data does not rule out the possibility that the equation of state parameter is less than -1.
arXiv:astro-ph/0406652v2 fatcat:7zuv6m3f6zg5rdmibt4sk7iree