95 citations · 341 across the 10 of their papers we have counts for
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gr-qc2014★ 37 cited
The curvature perturbation at second order
Mafalda Dias, Joseph Elliston, Jonathan Frazer +2
We give an explicit relation, up to second-order terms, between scalar-field fluctuations defined on spatially-flat slices and the curvature perturbation on uniform-density slices.…
astro-ph.CO2014★ 26 cited
General analytic predictions of two-field inflation and perturbative reheating
Joseph Elliston, Stefano Orani, David J. Mulryne
The observational signatures of multi-field inflation will generally evolve as the Universe reheats. We introduce a general analytic formalism for tracking this evolution through p…