148 citations · 270 across the 4 of their papers we have counts for
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astro-ph2004
Combined constraints on Cardassian models from supernovae, CMB and large-scale structure observations
Morad Amarzguioui, Oystein Elgaroy, Tuomas Multamaki
We confront Cardassian models with recent observational data. These models can be viewed either as purely phenomenological modifications of the Friedmann equation, or as arising fr…
gr-qc2004★ 13 cited
Entropy of gravitationally collapsing matter in FRW universe models
Morad Amarzguioui, Oyvind Gron
We look at a gas of dust and investigate how its entropy evolves with time under a spherically symmetric gravitational collapse. We treat the problem perturbatively and find that t…