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Can dark matter annihilations explain the AMS-02 positron data?

High Energy Astrophysical Phenomena 2017-05-17 v1 Cosmology and Nongalactic Astrophysics
Authors: Maxim Laletin
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Abstract

We show that no dark matter model with the conventional isotropic density distribution can provide a satisfactory explanation of the cosmic positron excess, while being consistent with Fermi-LAT data on diffuse gamma-ray background.

Keywords

dark matter positron signal

Cite

@article{arxiv.1705.05687,
  title  = {Can dark matter annihilations explain the AMS-02 positron data?},
  author = {Maxim Laletin},
  journal= {arXiv preprint arXiv:1705.05687},
  year   = {2017}
}

Comments

5 pages, 2 figures, to appear in the proceedings of the 52nd Rencontres de Moriond conference (VHEPU), La Thuile, Italy, March 18-25, 2017

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