Measurement of $K^{+}\to {\pi }^0{\pi }^0{e}^{+}\nu$ ($K_{e4}^{00}$) decay using stopped positive kaons

S. Shimizu, K. Horie, M. Aliev +16

The $K^{+}\to {\pi }^0{\pi }^0{e}^{+}\nu$ ($K_{e4}^{00}$) decay has been measured with stopped positive kaons for a data sample of 216 events. A comparison of the observed spectra with a Monte C…