利用自相位调制+频谱滤波抑制超模噪音,实验中当抽运功率在50mW以上时就足可以抑制超模噪音。
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The selection of Raman gas media was then discussed on steady and transient pump pulse conditions.
并在稳态和瞬态激光脉冲的条件下,讨论了Raman工作介质的选择。
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为了提高单位晶体长度的参量放大增益,可以通过引入初始啁啾来抵消群速度色散的影响。
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It is found that pump pulse intensity is seriously decreased and pulse width is increased by GVD.
结果表明,群速度色散会使泵浦光脉宽增加,功率密度降低;
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