Spectators no more! How even unimportant fields can ruin your Primordial Black Hole model

A Wilkins, A Cable - Journal of Cosmology and Astroparticle …, 2024 - iopscience.iop.org
In this work we terminate inflation during a phase of Constant Roll by means of a waterfall
field coupled to the inflaton and a spectator field. The presence of a spectator field means …