Observation of $K^{+}\to {\pi }^{+}{\pi }^0{\pi }^0\gamma$ decay

S. N. Filippov, E. N. Gushchin, A. A. Khudyakov +29

The $K^{+}\to {\pi }^{+}{\pi }^0{\pi }^0\gamma$ decay is observed by the OKA collaboration. The branching ratio is measured to be $(4.1\pm 0.9(stat)\pm 0.4(syst))\times 10^{-6}$. The branching…