Implications for dark matter annihilation from the AMS-02 $\bar{p}/p$ ratio

Su-Jie Lin, Xiao-Jun Bi, Peng-Fei Yin +1

The AMS-02 collaboration has just released the cosmic antiproton to proton ratio $\bar{p}/p$ with a high precision up to $\sim 450$ GeV. In this work, we calculate the secondary an…