A dark matter model that reconciles tensions between the cosmic-ray $e^{\pm }$ excess and the gamma-ray and CMB constraints

Qian-Fei Xiang, Xiao-Jun Bi, Su-Jie Lin +1

The cosmic-ray (CR) $e^{\pm }$ excess observed by AMS-02 can be explained by dark matter (DM) annihilation. However, the DM explanation requires a large annihilation cross section whi…