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astro-ph.CO2025
Quintessential dark energy crossing the phantom divide
Ruiqi Chen, James M. Cline, Varun Muralidharan +1
Motivated by recent results from the DESI collaboration, we explore two classes of quintessence models that can give rise to crossing of the dark energy equation of state through t…
astro-ph.CO2025
Simple quintessence models in light of DESI-BAO observations
James M. Cline, Varun Muralidharan
Recent analyses from the DESI collaboration suggest that the dark energy density of the Universe may be decreasing with time, slowing the acceleration of the scale factor . Typi…