ISSN - 03702693, Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 2001, vol. 503, p. 237-244
Observation of the conversion decay φ→ π0e+e- at CMD-2
Using 15.1 pb-1 of data collected by CMD-2 in the φ-meson energy range, the branching ratio of the conversion decay φ→π0e+e- has been measured for the first time: B(φ→π0e+e-) = (1.22±0.34±0.21) x 10-5. © 2001 Published by Elsevier Science B.V.