The Angular Correlations in the $e^{+}{e}^{-}$ Decay of Excited States in 8Be

A. C Hayes, J. L. Friar, GM. Hale +1

Motivated by the recent observation of anomalous electron-positron angular correlations in the decay of the 18.15 MeV 1+ excited states in 8Be, we reexamine in detail the Standard…