Aggregate Frequency Width, Nuclear Hyperfine Coupling and Jahn-Teller Effect of $C{u}^{2+}$ Impurity Ion ESR in $SrLaAl{O}_4$ Dielectric Resonator at $20$ Millikelvin

M. A. Hosain, J. -M. Le Floch, J. Krupka +1

The impurity paramagnetic ion, $C{u}^{2+}$ substitutes $Al$ in the $SrLaAl{O}_4$ single crystal lattice, this results in a $Cu{O}_6$ elongated octahedron, the resulting measured g-factor…