$e^{+}{e}^{-}$ pairs from ${\pi }^{-}$A reactions

Th. Weidmann, E. L. Bratkovskaya, W. Cassing +1

We present a dynamical study of $e^{+}{e}^{-}$ production in ${\pi }^{-}$A reactions at 1.3 and 1.7 GeV on the basis of the Coupled-Channel-BUU approach. The contributions from vector mesons ($…