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Detection prospects of singlet fermionic dark matter.

Authors :
Esch, Sonja
Klasen, Michael
Yaguna, Carlos E.
Source :
Physical Review D: Particles, Fields, Gravitation & Cosmology. Oct2013, Vol. 88 Issue 7-D, p1-13. 13p.
Publication Year :
2013

Abstract

A singlet fermion which interacts only with a new singlet scalar provides a viable and minimal scenario that can explain the dark matter. The singlet fermion is the dark matter particle whereas the new scalar mixes with the Higgs boson providing a link between the dark matter sector and the standard model. In this paper, we present an updated analysis of this model focused on its detection prospects. Both the parity-conserving case and the most general case are considered. First, the full parameter space of the model is analyzed, and the regions compatible with the dark matter constraint are obtained and characterized. Then, the implications of current and future direct detection experiments are taken into account. Specifically, we determine the regions of the multidimensional parameter space that are currently excluded and those that are going to be probed by next generation experiments. Finally, indirect detection prospects are discussed and the expected signal at neutrino telescopes is calculated. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
24700010
Volume :
88
Issue :
7-D
Database :
Academic Search Index
Journal :
Physical Review D: Particles, Fields, Gravitation & Cosmology
Publication Type :
Periodical
Accession number :
92892629
Full Text :
https://doi.org/10.1103/PhysRevD.88.075017