New determination of the branching ratio of the structure dependent radiative $K^{+}\to e^{+}{\nu }_e\gamma$ decay

A. Kobayashi, H. Ito, S. Bianchin +23

The branching ratio of the structure dependent (SD) radiative $K^{+}\to e^{+}{\nu }_e\gamma$ decay relative to that of the $K^{+}\to e^{+}{\nu }_e(\gamma )$ decay including the internal br…