Creating traveling waves from standing waves from the gyrotropic paramagnetic properties of Fe${}^{3+}$ ions in a high-Q whispering gallery mode sapphire resonator

Karim Benmessai, Michael Edmund Tobar, Nicholas Bazin +3

We report observations of the gyrotropic change in magnetic susceptibility of the Fe${}^{3+}$ electron paramagnetic resonance at 12.037GHz (between spin states $|1/2>$ and $|3/2>$) i…