Next stage of search for 2K(2$\nu$)-capture of ${}^{78}$Kr

Ju. M. Gavriljuk, V. N. Gavrin, A. M. Gangapshev +9

A technique to search for 2K-capture of ${}^{78}$Kr with large low-background proportional counter filled with an enriched in ${}^{78}$Kr up to 99.8% sample of Krypton at a pressure of…