EFFICIENT FREQUENCY-DOUBLING OF PS-PULSES FROM A FREE-ELECTRON LASER IN ZNGEP2

被引:8
|
作者
AUERHAMMER, JM [1 ]
VANDERMEER, AFG [1 ]
VANAMERSFOORT, PW [1 ]
VREHEN, QHF [1 ]
ELIEL, ER [1 ]
机构
[1] LEIDEN UNIV,HUYGENS LAB,2300 RA LEIDEN,NETHERLANDS
关键词
D O I
10.1016/0030-4018(95)00230-6
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report second-harmonic generation in ZnGeP2 in the mid-IR using a high power, short pulse, free-electron laser. For fundamental wavelengths between 5.5 to 9.0 mu m external efficiencies for second-harmonic generation up to 49% have been reached, which is close to the theoretical limit. At longer wavelengths the efficiency is reduced as a result of absorption in the crystal.
引用
收藏
页码:85 / 89
页数:5
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