Observation of the decay K-→ π-π0π0γ
Bolotov V. N., Gninenko S. N., Dzhilkibaev R. M., Isakov V. V., Klubakov Yu. M., Laptev V. D., Lobashev V. M., Marin V. N., Poblaguev A. A., Postoev V. E., Toropin A. N.
On the basis of an analysis of the events in the decay Κ ~—>π~7Γ°7Γ°γ (98% confidence level) it is determined that the relative probability for the decay BR(K ~-+π~π°ι?γ) is (7.4ί2595 χ Ю"6for ^-ray energy^* > lOMeVinthe rest frame of а К ~ meson.