钬
光纤激光器
材料科学
光学
激光线宽
激光阈值
激光器
光纤布拉格光栅
激光功率缩放
保偏光纤
分布反馈激光器
光纤
光电子学
光纤传感器
物理
作者
Alexey A. Wolf,M. A. Skvortsov,V. A. Kamynin,I. V. Zhluktova,S. R. Abdullina,A. V. Dostovalov,В. Б. Цветков,С. А. Бабин
出处
期刊:Optics Letters
[The Optical Society]
日期:2019-07-24
卷期号:44 (15): 3781-3781
被引量:10
摘要
In this Letter, we present the results on fabrication and investigation of a holmium (Ho) distributed fiber laser based on a π-phase-shifted FBG inscribed in a heavily Ho-doped fiber by IR femtosecond laser pulses. Single-polarization and single-transverse mode operation regimes were observed with a linewidth of the order of 10 kHz and output power up to 53 mW at 2.07 μm. Lasing regimes are compared for room and cryogenic (77 K) temperatures of the laser cavity. To the best of our knowledge, this is the first realization of such type of fiber laser based on holmium active medium.
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