MODULATIONAL INSTABILITY IN SEMICONDUCTOR-DOPED GLASS-FIBERS WITH SATURABLE NONLINEARITY

被引:63
作者
HICKMANN, JM [1 ]
CAVALCANTI, SB [1 ]
BORGES, NM [1 ]
GOUVEIA, EA [1 ]
GOUVEIANETO, AS [1 ]
机构
[1] UNIV FED ALAGOAS,DEPT FIS,BR-57061 MACEIO,ALAGOAS,BRAZIL
关键词
D O I
10.1364/OL.18.000182
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Modulational instability in doped glass fibers is analyzed theoretically in a steady-state regime, taking into account a saturable nonlinearity. The results have shown that the critical modulation frequency and modulation gain increase with input power, reaching a maximum value at the saturation power. This leads to a unique value of the critical modulation frequency for two different input powers so that two solutions will experience a maximum gain at the same frequency.
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收藏
页码:182 / 184
页数:3
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