On the LHC sensitivity for non-thermalised hidden sectors

We show under rather general assumptions that hidden sectors that never reach thermal equilibrium in the early Universe are also inaccessible for the LHC. In other words, any particle that can be produced at the LHC must either have been in thermal equilibrium with the Standard Model at some point o...

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Bibliographic Details
Main Author: Felix Kahlhoefer
Format: Article
Language:English
Published: Elsevier 2018-04-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269318301382