Dark matter for excess of AMS-02 positrons and antiprotons

We propose a dark matter explanation to simultaneously account for the excess of antiproton-to-proton and positron power spectra observed in the AMS-02 experiment while having the right dark matter relic abundance and satisfying the current direct search bounds. We extend the Higgs triplet model wit...

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Bibliographic Details
Main Authors: Chuan-Hung Chen, Cheng-Wei Chiang, Takaaki Nomura
Format: Article
Language:English
Published: Elsevier 2015-07-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269315004578