![Divalent rare-earth ions Pr, Sm, Нo, Er, Tm, and Yb in crystals of alkaline-earth fluorides]()
Divalent rare-earth ions Pr, Sm, Нo, Er, Tm, and Yb in crystals of alkaline-earth fluoridesSizova, T. Yu.; Veslopolova, V. Yu.; Shendrik, R. Yu.; Egranov, A. V.; Radzhapov, E. A.; Shalaev, A. A. · Bulletin of the Russian Academy of Sciences: Physics · 2017