2004/06/29 by Alessandro Melchiorri, A. Melchiorri, Melchiorri, Alessandro
Physics and Astronomy · #Cosmology and Gravitation Theories #Dark Matter and Cosmic Phenomena #Relativity and Gravitational Theory #astro-ph #gr-qc #hep-ph
paper · pdf · doi:10.48550/arxiv.astro-ph/0406652
6 Pages, 1 Figure, based on a Plenary Talk given at Exploring the Universe (Moriond 2004), La Thuile, March 28 - April 4, 2004
arxiv created 2004/06/30 · arxiv updated 2009/12/01
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.