Single- to three-wavelength switchable ytterbium-doped fiber laser based on intracavity induced loss by a long-period holey fiber grating

被引:11
作者
Ceballos-Herrera, D. E. [1 ]
Torres-Gomez, I. [2 ]
Martinez-Rios, A. [2 ]
Anzueto-Sanchez, G. [3 ]
Barmenkov, Y. [2 ]
机构
[1] Univ Valencia, Dept Opt, E-46100 Valencia, Spain
[2] Ctr Invest Opt, Guanajuato 37150, Mexico
[3] Univ Autonoma Estado Morelos, Ctr Invest Ingn & Ciencias Aplicadas CIICAp, Cuernavaca 62210, Morelos, Mexico
关键词
Multiwavelength; Yb-doped fiber laser; Long-period grating; HIGH-BIREFRINGENCE FIBER; PHOTONIC CRYSTAL FIBER; BRAGG GRATINGS; MULTIWAVELENGTH; OSCILLATIONS; WRITTEN;
D O I
10.1016/j.optlastec.2010.11.003
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
In this paper, we propose and demonstrate a versatile and simple single-, dual- and three-wavelength switchable ytterbium-doped fiber laser using the intracavity induced-loss generated by a mechanically induced long-period grating (MLPFG) in a holey fiber. The laser net gain in the cavity is reshaped through the MLPFG by adjusting the twist rate and the pressure of the holey fiber in the long-period grating. In this way, the twist response of the MLPFG enables the laser to switch between the single-, dual-, and three-wavelength operations and the tuning of the simultaneous two- and three-wavelengths. These results are of great interest in the design of flexible multiwavelength sources with a tunable capability on their wavelengths. (C) 2010 Elsevier Ltd. All rights reserved.
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页码:825 / 829
页数:5
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