59 citations · 59 across the 1 of their papers we have counts for
3 papers
astro-ph2006★ 59 cited
Chaplygin inspired Inflation
O. Bertolami, V. Duvvuri
We discuss chaotic inflation in the context of a phenomenological modification of gravity inspired by the Chaplygin gas equation of state. We find that all observationalconstraints…
astro-ph2003
Is Cosmic Speed-Up Due to New Gravitational Physics?
Sean M. Carroll, Vikram Duvvuri, Mark Trodden +1
We show that cosmic acceleration can arise due to very tiny corrections to the usual gravitational action of General Relativity of the form , with . This eliminates the n…
hep-th2003
Anisotropic Inflation and the Origin of Four Large Dimensions
C. Armendariz-Picon, Vikram Duvvuri
In the context of (4+d)-dimensional general relativity, we propose an inflationary scenario wherein 3 spatial dimensions grow large, while d extra dimensions remain small. Our mode…