STABLE PULSES OF VARIABLE WIDTH FROM A MODE-LOCKED HYBRID TEA-CO2 LASER

被引:12
作者
BERNARD, P
BELANGER, PA
机构
[1] Laboratoire de Recherches en Optique et Laser, Département de Physique, Faculté des Sciences et de Génie, Université Laval, Québec
关键词
D O I
10.1364/OL.4.000196
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report a new technique to increase the stability of mode-locked pulses from a TEA-CO2 laser. It consists essentially in the mode locking of a hybrid laser. Moreover, with the low-pressure cw gain cell operating, the pulsewidth varies as α-1.1, where a is the modulation parameter, in contrast to the α-0.5 dependence without the cw gain module. This permits easy tuning of the pulse width between 1.8 and 10 nsec. A model is presented that agrees well with our experimental results. © 1979, Optical Society of America.
引用
收藏
页码:196 / 198
页数:3
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