Bound-state beta decay of tritium: Path to first observation and novel approach to direct neutrino mass measurement

Evgeny Akhmedov, Thierry Lasserre, Ferenc Glück +1

Bound-state ${\hat{I}}^2$-decay of tritium, the process, in which the final-state electron is created in a bound atomic state of the produced ${}^3\mathrm{He}$ atom instead of freely flying away…