Eventi - 24 Febbraio 2026 › Seminari teorici

Speaker: Alfredo Stanzione (La Sapienza Univ., Roma) An interesting feature of a cosmological phase transition can be a stage of exponential expansion (supercooling). The modified expansion history and the entropy injection at reheating, can affect the final energy fraction of dark matter. In this paper, we revisit the calculation of the freeze-out and freeze-in dynamics, …