Efficient bleachable filter based on Co2+:: MgAl2O4 crystals for Q-switching of λ=1.54 μm erbium glass laser

被引:17
作者
Galagan, BI [1 ]
Godovikova, EA [1 ]
Denker, BI [1 ]
Meil'man, ML [1 ]
Osiko, VV [1 ]
Sverchkov, SE [1 ]
机构
[1] Russian Acad Sci, Inst Gen Phys, Moscow 117942, Russia
关键词
D O I
10.1070/QE1999v029n03ABEH001448
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
It is suggested that Co2+: MgAl2O4 spinel crystals can be used as efficient passive e-switches for lambda = 1.54 pm erbium lasers. A laser with an active element 3 mm in diameter and 55 mm long, containing such a switch, generated pulses with the structure of the TEM00 mode, of 5.7 mJ energy, and of 50 ns duration. The energy was only 20% less than that attained by active switching with a device based on frustrated total internal reflection.
引用
收藏
页码:189 / 190
页数:2
相关论文
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