65 citations · 179 across the 8 of their papers we have counts for
Showing 2005 · astro-phShow all
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astro-ph2005
Effects of Inhomogeneities on Cosmic Expansion
E. R. Siegel, J. N. Fry
We evaluate the effect of inhomogeneity energy on the expansion rate of the universe. Our method is to expand to Newtonian order in potential and velocity but to take into account…
astro-ph2005
A Thermal Graviton Background from Extra Dimensions
E. R. Siegel, J. N. Fry
Inflationary cosmology predicts a low-amplitude graviton background across a wide range of frequencies. This Letter shows that if one or more extra dimensions exist, the graviton b…