Searching for long-lived dark scalars at the FCC-ee

Giulia Ripellino, Magdalena Vande Voorde, Axel Gallén +1

This paper investigates the search for long-lived dark scalars from exotic Higgs boson decays at the Future Circular Collider in its $e^{+}{e}^{-}$ stage, FCC-ee, considering an integrat…