Diode-pumped Er-Yb:glass laser passively Q switched by use of Co2+:MgAl2O4 as a saturable absorber

被引:84
作者
Karlsson, G [1 ]
Pasiskevicius, V
Laurell, F
Tellefsen, JA
Denker, B
Galagan, BI
Osiko, VV
Sverchkov, S
机构
[1] Royal Inst Technol, Dept Phys, S-10044 Stockholm, Sweden
[2] Russian Acad Sci, Laser Mat & Technol Res Ctr, Inst Gen Phys, Moscow 117942, Russia
关键词
D O I
10.1364/AO.39.006188
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report on passively Q-switched operation of a diode-pumped Er-Yb:glass laser with a Co2+:MgAl2O4 plate as a saturable absorber. Optical pulses with peak power exceeding 2 kW and a pulse length of 2.3 ns have been generated. Single-longitudinal-mode Q-switched operation at 1.53 mum has been obtained by use of the Co2+:MgAl2O4 plate as an intracavity etalon. A discussion of the optimal Er3+ concentration as well as optimization of the cavity design is included. (C) 2000 Optical Society of America OCIS codes: 140.3500, 140.3540, 160.5690, 160.6990.
引用
收藏
页码:6188 / 6192
页数:5
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