131 citations · 247 across the 5 of their papers we have counts for
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hep-ph2007★ 46 cited
Collider signatures of gravitino dark matter with a sneutrino NLSP
Laura Covi, Sabine Kraml
For gravitino dark matter with conserved R-parity and mass in the GeV range, very strong constraints from Big Bang Nucleosynthesis exclude the popular NLSP candidates like neutrali…
astro-ph2007★ 131 cited
New Constraints on Oscillations in the Primordial Spectrum of Inflationary Perturbations
Jan Hamann, Laura Covi, Alessandro Melchiorri +1
We revisit the problem of constraining steps in the inflationary potential with cosmological data. We argue that a step in the inflationary potential produces qualitatively similar…