Matches in SemOpenAlex for { <https://semopenalex.org/work/W3100976056> ?p ?o ?g. }
- W3100976056 abstract "We study an extension of quasi-single field model of inflation containing multiple semi-heavy isocurvaton fields using the Schwinger-Keldysh mechanism. We calculate the amplitudes and the shapes of the bispectrum and the trispectrum. We show that the diagrammatic approach associated with the Schwinger-Keldysh mechanism simplifies the analysis considerably compared to standard in-in formalism. This method is helpful to study the spectroscopy of masses and couplings of light and semi-heavy fields during inflation." @default.
- W3100976056 created "2020-11-23" @default.
- W3100976056 creator A5089255805 @default.
- W3100976056 date "2019-05-28" @default.
- W3100976056 modified "2023-09-24" @default.
- W3100976056 title "Schwinger–Keldysh mechanism in extended quasi-single field inflation" @default.
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- W3100976056 doi "https://doi.org/10.1140/epjc/s10052-019-6969-z" @default.
- W3100976056 hasPublicationYear "2019" @default.
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