Q-SWITCHED ND-YAG LASER WITH SUPER-GAUSSIAN RESONATORS

被引:16
|
作者
DESILVESTRI, S
MAGNI, V
TACCHEO, S
VALENTINI, G
机构
[1] Centro di Elettronica Quantistica e Strumentazione Elettronica del C.N.R., Istituto di Fisica del Politecnico, Milano, 32-20133, Piazza Leonardo da Vinci
关键词
D O I
10.1364/OL.16.000642
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
An unstable resonator that uses radially variable-reflectivity mirrors of super-Gaussian profile has been used in a Nd:YAG laser in the Q-switching regime. Three reflectivity profiles, corresponding to different super-Gaussian orders, have been tested. The output energy increases with the super-Gaussian order and can be higher than that of a traditional stable multimode resonator. The output beams are diffraction limited, showing only moderate spreading of energy out of the central lobe in the far field.
引用
收藏
页码:642 / 644
页数:3
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