63 citations · 78 across the 2 of their papers we have counts for
2 papers
astro-ph2008★ 63 cited
Parameterizing the Effect of Dark Energy Perturbations on the Growth of Structures
G. Ballesteros, A. Riotto
We present an analytical fit to the growth function of the dark matter perturbations when dark energy perturbations are present. The growth index depends upon the dark energy equat…
hep-ph2007★ 15 cited
Flat Tree-level Inflationary Potentials in Light of CMB and LSS Data
G. Ballesteros, J. A. Casas, J. R. Espinosa +2
We use cosmic microwave background and large scale structure data to test a broad and physically well-motivated class of inflationary models: those with flat tree-level potentials…