Measurements of ${}^{27}$Al${}^{+}$ and ${}^{25}$Mg${}^{+}$ magnetic constants for improved ion clock accuracy

S. M. Brewer, J. -S. Chen, K. Beloy +14

We have measured the quadratic Zeeman coefficient for the ${}^1{S}_0\leftrightarrow {}^3{P}_0$ optical clock transition in ${}^{27}$Al${}^{+}$, $C_2=-71.944(24)$~MHz/T${}^2$, an…