Dynamical dark energy with AdS-dS transitions vs. Baryon Acoustic Oscillations at $z=$ 2.3-2.4

Özgür Akarsu, Maxim Eingorn, Leandros Perivolaropoulos +2

In this paper, written in memory of Alexei Starobinsky, we discuss the observational viability of the Ph-${\Lambda }_{\mathrm{s}}$CDM model - a dynamical dark energy scenario based on a phantom…