Preferential gain photonic-crystal fiber for mode stabilization at high average powers

被引:47
作者
Eidam, Tino [1 ,2 ]
Haedrich, Steffen [1 ,2 ]
Jansen, Florian [1 ]
Stutzki, Fabian [1 ]
Rothhardt, Jan [1 ,2 ]
Carstens, Henning [1 ]
Jauregui, Cesar [1 ]
Limpert, Jens [1 ,2 ]
Tuennermann, Andreas [1 ,2 ,3 ]
机构
[1] Univ Jena, Inst Appl Phys, D-07745 Jena, Germany
[2] Helmholtz Inst Jena, D-07743 Jena, Germany
[3] Fraunhofer Inst Appl Opt & Precis Engn, D-07745 Jena, Germany
来源
OPTICS EXPRESS | 2011年 / 19卷 / 09期
基金
欧洲研究理事会;
关键词
PULSE AMPLIFICATION SYSTEM; DOPED FIBER; PEAK POWER; AMPLIFIER; LASER; OPERATION;
D O I
10.1364/OE.19.008656
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report on the design and experimental investigation of a preferential gain photonic-crystal fiber with a mode-field diameter of 47 mu m. This few-mode fiber design confines the doping of Ytterbium-ions just to the center of the core and, therefore, promotes fundamental mode operation. In a chirped-pulse amplification system we extracted up to 303 W of average power from this fiber with a measured M-2 value of 1.4. (C) 2011 Optical Society of America
引用
收藏
页码:8656 / 8661
页数:6
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