Lisin V.; Samartsev V.; Shegeda A.; Zuikov V.; Korableva S.
(2006)
It is reported about the first observation and studying of the photon echo in LuLiF4:Er3+. The energy transition is 4I15/2 → 4F9/ 2 (λ = 6536 Å). The density of ErF3 is 0.025 wt%. The operation temperature is 1.9 K. ...