光纤飞秒光学频率梳载波包络偏移频率锁定的实验研究
Laser & Optoelectronics Progress（2016）
Abstract
自主研制了基于掺铒光纤飞秒激光技术的光纤飞秒光学频率梳.详细介绍了此光纤光梳的系统结构、工作过程与各项性能参数.经过功率放大、色散优化与高非线性光纤扩谱等过程,得到了超过一个倍频程的光梳超连续光谱.光梳的载波包络偏移频率(简称偏频,厂.)从f-2f共线式干涉系统中提取,并锁定至铷原子钟上.实验获得了35 dB信噪比的偏频信号,实现了锁定时间超过12 h的稳定运转.
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Key words
ultrafast optics,optical frequency comb,carrier-envelope offset frequency,fiber femtosecond lasers,supercontinuum
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