Attenuation of cosmic-ray up-scattered dark matter

Kolesova, Helena (2023). Attenuation of cosmic-ray up-scattered dark matter (In Press). SciPost physics proceedings(12) SciPost Foundation 10.21468/SciPostPhysProc.12.055

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GeV-scale dark matter particles with strong coupling to baryons evade the standard direct detection limits as they are efficiently stopped in the overburden and, consequently, are not able to reach the underground detectors. On the other hand, it has been shown that it is possible to probe this parameter space taking into account the flux of dark matter particles boosted by interactions with cosmic rays. We revisit these bounds paying particular attention to interactions of the relativistic dark matter particles in the Earth's crust. The effects of nuclear form factors, inelastic scattering and extra dependence of the cross section on transferred momentum (e.g. due to presence of light mediators) are studied and are found to be crucial for answering the question as to whether the window for GeV-scale strongly interacting dark matter is closed or not.

Item Type:

Journal Article (Original Article)

Division/Institute:

10 Strategic Research Centers > Albert Einstein Center for Fundamental Physics (AEC)
08 Faculty of Science > Institute of Theoretical Physics

UniBE Contributor:

Kolesova, Helena

Subjects:

500 Science > 530 Physics

ISSN:

2666-4003

Publisher:

SciPost Foundation

Language:

English

Submitter:

Franziska Stämpfli

Date Deposited:

21 Dec 2023 10:05

Last Modified:

21 Dec 2023 10:05

Publisher DOI:

10.21468/SciPostPhysProc.12.055

BORIS DOI:

10.48350/190402

URI:

https://boris.unibe.ch/id/eprint/190402

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