3 papers
gr-qc2020
Observational constraints on Hyperinflation
Marios Bounakis, Ian G. Moss, Gerasimos Rigopoulos
We study a Hyperinflation model involving a field doublet on a hyperbolic field-space manifold and an exponential potential, providing a concise treatment of the evolution of the e…
hep-ph2020
Solutions to Problems at Les Houches Summer School on EFT
Marcel Balsiger, Marios Bounakis, Mehdi Drissi +10
This work details worked solutions to the various problems set by the lecturers during the course of the Les Houches summer school 2017 on effective field theories in particle phys…
gr-qc2020
Feynman Rules for Stochastic Inflationary Correlators
Marios Bounakis, Gerasimos Rigopoulos
We elaborate on the functional integral describing the stochastic dynamics of a spectator field during inflation, comparing its diagrammatic expansion to that obtained directly fro…