Cascades of high-energy SM particles in the primordial thermal plasma

Abstract High-energy standard model (SM) particles in the early Universe are generated by the decay of heavy long-lived particles. The subsequent thermalization occurs through the splitting of high-energy primary particles into lower-energy daughters in primordial thermal plasma. The principal examp...

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Bibliographic Details
Main Authors: Kyohei Mukaida, Masaki Yamada
Format: Article
Language:English
Published: SpringerOpen 2022-10-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP10(2022)116