Implications of a possible TeV break in the cosmic-ray electron and positron flux

Yu-Chen Ding, Nan Li, Chun-Cheng Wei +2

A TeV spectral break in the total flux of cosmic-ray electrons and positrons (CREs) at which the spectral power index softens from $\sim 3$ to $\sim 4$ has been observed by H.E.S.S…