most citedLocal non-Gaussianity from rapidly varying sound speeds

20 citations · 20 across the 1 of their papers we have counts for

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1 paper

hep-th2012★ 20 cited

Local non-Gaussianity from rapidly varying sound speeds

Jon Emery, Gianmassimo Tasinato, David Wands

We study the effect of non-trivial sound speeds on local-type non-Gaussianity during multiple-field inflation. To this end, we consider a model of multiple-field DBI and use the de…