2 papers
astro-ph.CO2026
Primordial non-Gaussianity constraints on dissipative inflation
Santiago Agüí Salcedo, Thomas Colas, Petar Suman +3
Dissipative effects appear in many early-Universe scenarios, yet their universal observational signatures and systematic confrontation with data remain largely unexplored. We emplo…
astro-ph.CO2026
Phenomenology of an Open Effective Field Theory of Dark Energy
Santiago Agüí Salcedo, Thomas Colas, Lennard Dufner +1
All observational evidence for dark matter and dark energy is so far exclusively gravitational. Hence, the dark sector may be equivalently described by a theory of the spacetime me…