The Cosmological Constant
arXiv:hep-ph/0203252 · doi:10.1142/9789812704917_0015
Abstract
Various contributions to the cosmological constant are discussed and confronted with its recent measurement. We briefly review different scenarious -- and their difficulties -- for a solution of the cosmological constant problem.
Lecture given at the XIV Workshop "Beyond the Standard Model", Bad Honnef, 11-14 March 2002