2 papers
gr-qc2016
Inhomogeneous imperfect fluid inflation
Emilio Elizalde, Luis G. T. Silva
A generalized equation of state corresponding to a model that includes a Chaplygin gas and a viscous term is investigated, in the context of the reconstruction program in scalar fi…
astro-ph.CO2013
Inflationary Super-Hubble Waves and the Size of the Universe
Thiago S. Pereira, Luis Gustavo T. Silva
The effect of the scalar spectral index on inflationary super-Hubble waves is to amplify/damp large wavelengths according to whether the spectrum is red () or blue ($n_{s}…