Search for a new 17 MeV resonance via $e^{+}{e}^{-}$ annihilation with the PADME Experiment

F. Bossi, R. De Sangro, C. Di Giulio +24

The PADME Experiment at the Frascati DA$\Phi$NE LINAC has searched for a hypothetical particle with mass around 17 MeV, commonly referred to as the X17, using a positron beam incident…