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hep-ph2005★ 3 cited
Dark Energy as an Inverse Problem
Cristina Espana-Bonet, Pilar Ruiz-Lapuente
A model--independent approach to dark energy is here developed by considering the determination of its equation of state as an inverse problem. The reconstruction of w(z) as a non-…
hep-ph2003
Testing the running of the cosmological constant with Type Ia Supernovae at high z
Cristina Espana-Bonet, Pilar Ruiz-Lapuente, Ilya L. Shapiro +1
Within the Quantum Field Theory context the idea of a "cosmological constant" (CC) evolving with time looks quite natural as it just reflects the change of the vacuum energy with t…