74 citations · 632 across the 33 of their papers we have counts for
Showing 1998 · gr-qcShow all
2 papers · 2 filters
gr-qc1998★ 5 cited
Chaos and a Resonance Mechanism for Structure Formation in Inflationary Models
H. P. de Oliveira, I. Damiao Soares
We exhibit a resonance mechanism of amplification of density perturbations in inflationary mo-dels, using a minimal set of ingredients (an effective cosmological constant, a scalar…
gr-qc1998★ 23 cited
Chaos in Preinflationary Friedmann-Robertson-Walker Universes
G. A. Monerat, H. P. de Oliveira, Ivano D. Soares
The dynamics of a preinflacionary phase of the universe, and its exit to inflation, is discussed. This phase is modeled by a closed Friedmann-Robertson-Walker geometry, the matter…