cw double cross pumping of the 5I7–5I8 laser transition in Ho3+-doped garnets.

Autor: Duczynski, E. W., Huber, G., Ostroumov, V. G., Shcherbakov, I. A.
Předmět:
Zdroj: Applied Physics Letters; 6/9/1986, Vol. 48 Issue 23, p1562, 2p
Abstrakt: We obtained for the first time efficient room-temperature cw lasing at 2.086 μm in Cr,Tm,Ho:YScAl-garnet and Cr,Tm,Ho:YScGa-garnet crystals. Double cross pumping via Cr3+ and Tm3+ with a krypton pump laser yields threshold pump powers of 25 mW and slope efficiencies up to 13%. Broad band pumping can also be expected. [ABSTRACT FROM AUTHOR]
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