Final Result of the MAJORANA DEMONSTRATOR's Search for Neutrinoless Double-$\beta$ Decay in ${}^{76}$Ge

I. J. Arnquist, F. T. Avignone, A. S. Barabash +57

The MAJORANA DEMONSTRATOR searched for neutrinoless double-$\beta$ decay ($0\nu \beta \beta$) of ${}^{76}$Ge using modular arrays of high-purity Ge detectors operated in vacuum cryostats in a low-ba…