The electron mass from $g$-factor measurements on hydrogen-like carbon ${}^{12}$C${}^{5+}$

Florian Köhler, Sven Sturm, Anke Kracke +3

The electron mass in atomic mass units has been determined with a relative uncertainty of $2.8\cdot 10^{-11}$, which represents a 13-fold improvement of the 2010 CODATA value. The…