Improved DHOST Genesis
نویسندگان
چکیده
We improve the DHOST Genesis proposed in \cite{Ilyas:2020zcb}, such that near scale invariant scalar power spectrum can be generated from model itself, without involking extra mechanism like a string gas. Besides, superluminality problem of perturbation plagued \cite{Ilyas:2020zcb} rescued by choosing proper action.
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ژورنال
عنوان ژورنال: Journal of High Energy Physics
سال: 2021
ISSN: ['1127-2236', '1126-6708', '1029-8479']
DOI: https://doi.org/10.1007/jhep11(2021)163