A Measurement of the Branching Ratio of ${\pi }^0$ Dalitz Decay using $K_L\to {\pi }^0{\pi }^0{\pi }^0$ Decays

E. Abouzaid, M. Arenton, A. R. Barker +44

We present a measurement of $B({\pi }^0\to e^{+}{e}^{-}\gamma )/B({\pi }^0\to \gamma \gamma )$, the Dalitz branching ratio, using data taken in 1999 by the E832 KTeV experiment at Fermi National…