Tunable laser operation of Tm3+:KY3F10 near 19 µm and 23 µm via upconversion pumping at 1064 nm
1989 ◽
Vol 70
(2)
◽
pp. 141-144
◽
Broadly tunable laser operation near 2μm in a locally disordered crystal of Tm^3+-doped NaGd(WO_4)_2
2006 ◽
Vol 23
(12)
◽
pp. 2494
◽