SEEDED 2ND-HARMONIC GENERATION IN OPTICAL FIBERS - THE EFFECT OF PHASE FLUCTUATIONS

被引:13
作者
KROL, DM [1 ]
BROER, MM [1 ]
NELSON, KT [1 ]
STOLEN, RH [1 ]
TOM, HWK [1 ]
PLEIBEL, W [1 ]
机构
[1] AT&T BELL LABS,HOLMDEL,NJ 07733
关键词
D O I
10.1364/OL.16.000211
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Phase fluctuations between the infrared and green beams during seeding of second-harmonic generation (SHG) in optical fibers lead to a drastic reduction of the initial SHG intensity and to a strong time dependence of the SHG after seeding. Experiments using mode-locked lasers with a stable phase relation between the infrared and green writing beams lead to reliable, reproducible results. Under these conditions we do not observe a significant difference in SH efficiency between fibers with Ge concentrations of 3 and 14 mol. %.
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页码:211 / 213
页数:3
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