Ultraviolet completion of a composite asymmetric dark matter model with a dark photon portal

Abstract Composite asymmetric dark matter scenarios naturally explain why the dark matter mass density is comparable with the visible matter mass density. Such scenarios generically require some entropy transfer mechanism below the composite scale; otherwise, their late-time cosmology is incompatibl...

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Bibliographic Details
Main Authors: Masahiro Ibe, Ayuki Kamada, Shin Kobayashi, Takumi Kuwahara, Wakutaka Nakano
Format: Article
Language:English
Published: SpringerOpen 2019-03-01
Series:Journal of High Energy Physics
Subjects:
GUT
Online Access:http://link.springer.com/article/10.1007/JHEP03(2019)173