2 papers
astro-ph.CO2026
Early growth of massive black holes in dynamical dark energy models with negative cosmological constant
N. Menci, M. Castellano, P. Mukherjee +4
Recent results from combined cosmological probes indicate that the Dark Energy component of the Universe could be dynamical. The simplest explanation envisages the presence of a qu…
astro-ph.CO2024
The Excess of JWST Bright Galaxies: a Possible Origin in the Ground State of Dynamical Dark Energy in the light of DESI 2024 Data
Nicola Menci, Anjan Ananda Sen, Marco Castellano
Recent observations by JWST yield a large abundance of luminous galaxies at compared to that expected in the CDM scenario based on extrapolations of the star formatio…