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Searching for the continuum spectrum photons correlated to the 130 GeV gamma-ray line

Cholis I
•
Tavakoli M
•
Ullio, Piero
2012
  • journal article

Periodico
PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY
Abstract
Indications for a gamma-ray line(s) signal toward the Galactic Center at an energy of about 130 GeV have been recently presented. While dark matter annihilations are a viable candidate for this signal, it is generally expected that such a flux would be correlated to a gamma-ray component with continuum energy spectrum due to dark matter pair annihilating into other Standard Model particles. We use the gamma-ray data from the inner 10 degrees x 10 degrees window to derive limits for a variety of dark matter annihilation final states. Extending the window of observation, we discuss bounds on the morphological shape of a dark matter signal associated to the line, applying both standard templates for the dark matter profile, such as an Einasto or a Navarro-Frenk-White profile, and introducing a new more general parametrization.
DOI
10.1103/PhysRevD.86.083525
WOS
WOS:000309657300009
Archivio
http://hdl.handle.net/20.500.11767/14873
info:eu-repo/semantics/altIdentifier/scopus/2-s2.0-84867327426
https://doi.org/10.1103/PhysRevD.86.083525
https://arxiv.org/abs/1207.1468
Diritti
closed access
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Scopus© citazioni
34
Data di acquisizione
Jun 14, 2022
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Web of Science© citazioni
33
Data di acquisizione
Mar 25, 2024
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Data di acquisizione
Apr 19, 2024
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