2 papers
gr-qc2025
Genesis--Starobinsky inflation can explain the ACT data
Han Gil Choi, Pavel Petrov, Seong Chan Park
We propose a novel non-singular cosmological scenario within the framework of Horndeski gravity, consisting of three successive stages: (i) a Genesis phase, in which the Universe s…
gr-qc2024
Non-minimally coupled quintessential inflation
Seong Chan Park
We present a unified framework that simultaneously addresses the dynamics of early-time cosmic inflation and late-time cosmic acceleration within the context of a single scalar fie…