1 150 nm掺镱光纤激光器输出特性实验研究
Acta Photonica Sinica（2016）
Abstract
以光纤光栅对为激光腔、双包层掺镱光纤为增益介质、976 nm半导体激光器为泵浦源,研制全光纤化的1 150 nm波段长波光纤激光振荡器.在室温下实现了最大平均输出功率为12.7W的1 150 nm波段单模光纤激光输出,激光振荡器的光光转换效率为42.33％.最大功率输出时,激光中心波长为1 150.48 nm,光谱的3 dB线宽为0.45 nm,边模抑制比达38 dB.该研究对研制1 150 nm波段高功率光纤激光振荡器具有一定的参考价值.
MoreKey words
Fiber laser,1 150 nm band,Laser oscillator,Amplified spontaneous emission,Parasitical laser oscillation
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