Q-switched thulium-doped photonic crystal fiber laser

被引:30
作者
Kadwani, Pankaj [1 ,2 ]
Modsching, Norbert [1 ,2 ,3 ]
Sims, R. Andrew [1 ,2 ]
Leick, Lasse [4 ]
Broeng, Jes [4 ]
Shah, Lawrence [1 ,2 ]
Richardson, Martin [1 ,2 ]
机构
[1] Coll Opt & Photon, Townes Laser Inst, Orlando, FL 32816 USA
[2] Coll Opt & Photon, CREOL, Orlando, FL 32816 USA
[3] W Saxon Univ Appl Sci, D-08056 Zwickau, Germany
[4] NKT Photon AS, DK-3460 Birkerod, Denmark
关键词
MU-M; ENERGY;
D O I
10.1364/OL.37.001664
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report a novel, Tm-doped photonic crystal fiber (PCF) actively Q-switched oscillator that provides similar to 8.9 kW peak power with 435 mu J, 49 ns pulses at 10 kHz repetition rate at 2 mu m wavelength. This fiber has a mode-field area >1000 mu m(2), the largest of any flexible PCF providing diffraction-limited beam quality to the best of our knowledge. As an application, the oscillator is used as pump to generate >350 nm broadening in similar to 50 m of SMF-28 fiber. (C) 2012 Optical Society of America
引用
收藏
页码:1664 / 1666
页数:3
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