Stable multiwavelength erbium-doped fibre laser using intensity-dependent loss mechanism with short cavity length

被引:8
作者
Luo, Z. -C. [1 ]
Luo, A. -P. [1 ]
Xu, W. -C. [1 ]
机构
[1] S China Normal Univ, Sch Informat & Optoelect Sci & Engn, Key Lab Photon Informat Technol, Guangdong Higher Educ Inst, Guangzhou 510006, Guangdong, Peoples R China
基金
中国国家自然科学基金;
关键词
NONLINEAR POLARIZATION ROTATION; RING LASER; MODULATION; FILTER;
D O I
10.1049/el.2011.2225
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A simple and stable multiwavelength fibre laser using an intensity-dependent- loss mechanism with a short cavity length is demonstrated. By employing a semiconductor saturable absorber mirror in the cavity to passively modelock the lasing wavelengths, the nonlinear polarisation rotation-induced intensity-dependent-loss is greatly enhanced, which can be used to suppress the mode competition. In the experiment, up to 10 wavelength stable lasing lines in a 3 dB bandwidth with 0.8 nm channel spacing were obtained and the maximum power fluctuation was 0.98 dB.
引用
收藏
页码:1145 / 1146
页数:2
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