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A Polarization Controlled Switchable Multiwavelength Erbium-Doped Fibre Laser |
FENG Xin-Huan;LIU Yan-Ge;SUN Lei;YUAN Shu-Zhong;KAI Gui-Yun;DONG Xiao-Yi |
Institute of Modern Optics, Nankai University, Tianjin 300071
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Cite this article: |
FENG Xin-Huan, LIU Yan-Ge, SUN Lei et al 2004 Chin. Phys. Lett. 21 659-661 |
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Abstract A polarization controlled switchable multiwavelength erbium-doped fibre laser with overlapping cavities is proposed. The wavelengths are specified by two Bragg gratings in polarization-maintaining PANDA fibre. The proposed laser can be designed to be operated in stable four-wavelength or wavelength switching modes only by simple adjustment of two polarization controllers. For wavelength switching, four single-wavelength, six dual-wavelength, and four three-wavelength operations have been obtained. The minimum wavelength spacing is only about 0.4 nm.
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Keywords:
42.55.Wd
42.60.Pk
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Published: 01 April 2004
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