432 citations · 3.2k across the 70 of their papers we have counts for
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hep-th2021★ 23 cited
Ultraviolet behaviour of Higgs inflation models
Ignatios Antoniadis, Anthony Guillen, Kyriakos Tamvakis
We study the ultraviolet behaviour of Higgs inflation models above the apparent unitarity violation scale arising from the large non minimal coupling to gravity, by computing on-sh…
gr-qc2021★ 18 cited
Extended interactions in the Palatini- inflation
Angelos Lykkas, Kyriakos Tamvakis
The Palatini formulation of the Starobinsky model does not yield a propagating scalaron that can assume the role of the inflaton field as in the conventional metric formulation. In…