Spectroscopy, Crystal-Field, and Transition Intensity Analyses of the C${}_{3v}$(O${}^{2-}$) Centre in Er${}^{3+}$ Doped CaF${}_2$ Crystals

M. D. Moull, J. B. L. Martin, T. G. M. Newman +4

Erbium ions in crystals show considerable promise for the technologies that will form the backbone of future networked quantum information technology. Despite advances in leveragin…