Improvement of the self-Q-switching behavior of a Cr:LiSrAlF6 laser by use of binary diffractive optics

被引:10
|
作者
Passilly, N [1 ]
Fromager, M [1 ]
Aït-Ameur, K [1 ]
机构
[1] Inst Sci Mat & Rayonnement, Ctr Interdisciplinaire Rech Ions Lasers, Unite Mixte Rech 6637, F-14050 Caen, France
关键词
D O I
10.1364/AO.43.005047
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
It has been shown experimentally and theoretically that Q-switching behavior is possible in a flashlamp-pumped Cr-doped LiSrAlF6 (Cr3+:LiSAF) laser that consists only of two mirrors, a laser crystal, and a diaphragm. We demonstrate that insertion into a laser of a binary diffractive optical element can speed up the dynamics of the self-Q-switched laser such that the output pulse is shortened (from 60 to 33 ns) and its energy is increased (from 36 to 54 mJ). The self-Q-switching behavior of the laser has the ability to produce a laser pulse with a duration that one can adjust continuously from 60 to 700 ns just by opening the diaphragm. (C) 2004 Optical Society of America.
引用
收藏
页码:5047 / 5059
页数:13
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