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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
Photon spectra from WIMP annihilation
Physical Review D - Particles, Fields, Gravitation and Cosmology, Volume 83, No. 8, Article 083507, Year 2011
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Description
If the present dark matter in the Universe annihilates into standard model particles, it must contribute to the fluxes of cosmic rays that are detected on the Earth and, in particular, to the observed gamma-ray fluxes. The magnitude of such a contribution depends on the particular dark matter candidate, but certain features of the produced photon spectra may be analyzed in a rather model-independent fashion. In this work we provide the complete photon spectra coming from WIMP annihilation into standard model particle-antiparticle pairs obtained by extensive Monte Carlo simulations. We present results for each individual annihilation channel and provide analytical fitting formulas for the different spectra for a wide range of WIMP masses. © 2011 American Physical Society.
Authors & Co-Authors
Cembranos, Jose A.R.
United States, Minneapolis
University of Minnesota Twin Cities
Cruz-Dombriz, Álvaro De La
United States, Minneapolis
University of Minnesota Twin Cities
Spain, Madrid
Universidad Complutense de Madrid
Dobado, Antonio
United States, Minneapolis
University of Minnesota Twin Cities
Spain, Madrid
Universidad Complutense de Madrid
Lineros, Roberto A.
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Italy, Turin
Università Degli Studi Di Torino
Maroto, A. L.
United States, Minneapolis
University of Minnesota Twin Cities
Spain, Madrid
Universidad Complutense de Madrid
Statistics
Citations: 85
Authors: 5
Affiliations: 4
Identifiers
Doi:
10.1103/PhysRevD.83.083507
ISSN:
15502368