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1·The advantages of using NOLM as saturable absorber to compress pulse in mode-locked fiber lasers are analyzed theoretically.

在理论上分析了利用非线性光学环形镜作为等效可饱和吸收体压缩脉冲进行锁模的物理机制。

2·The five-mirror laser cavity containing a semiconductor saturable absorber mirror (SESAM) with negative Kerr effect is theoretically analyzed for the first time.

基于半导体可饱和吸收镜（SESAM）的负克尔效应，对含SESAM的五镜腔进行了理论计算和分析。