Rigorous ESR spectroscopy of $F{e}^{3+}$ impurity ion with oxygen vacancy in ferroelectric $SrTi{O}_3$ crystal at 20 mK

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

Impurity $F{e}^{3+}$ ion electron spin resonance (ESR) spectroscopy using multiple dielectric modes in a $SrTi{O}_3$ dielectric resonator has been performed with a tuneable DC magnetic…