169 citations · 180 across the 2 of their papers we have counts for
Showing astro-phShow all
2 papers · 1 filter
astro-ph2008★ 169 cited
Dark Interactions and Cosmological Fine-Tuning
Miguel Quartin, Mauricio O. Calvao, Sergio E. Joras +2
Cosmological models involving an interaction between dark matter and dark energy have been proposed in order to solve the so-called coincidence problem. Different forms of coupling…
astro-ph2003
Entropy perturbations in quartessence Chaplygin models
R. R. R. Reis, I. Waga, M. O. Calvao +1
We show that entropy perturbations can eliminate instabilities and oscillations, in the mass power spectrum of the quartessence Chaplygin models. Our results enlarge the current pa…