Measurement of the branching ratio for $K_{L}$ → $e^{+}$ $e^{-}$ $e^{+}$ $e^{-}$

Publisher Website

5 July 1993

journal article
research article
Published by American Physical Society (APS) in Physical Review Letters

Vol. 71 (1) , 35-37
https://doi.org/10.1103/physrevlett.71.35

Abstract

We report on a measurement of the branching ratio for the

K_{L}

double Dalitz decay

K_{L}

→

e^{+}

e^{-}

e^{+}

e^{-}

. The result, based on the observation of six events, is B(

K_{L}

→

e^{+}

e^{-}

e^{+}

e^{-}

) =(3.07±1.25±0.26)×

10^{- 8}

.

Keywords

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