8 June 2016 Tunable multiwavelength narrow linewidth Brillouin erbium fiber laser based on Rayleigh backscattering
Xiaorui Wang, Yanfu Yang, Meng Liu, Yong Yao
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Abstract
A Rayleigh backscattering (RBS) assisted Brillouin erbium fiber laser scheme with multiwavelength narrow linewidth output is proposed and investigated experimentally. The stimulated Brillouin scattering and RBS take place at two conventional single-mode fibers (SMFs), respectively. RBS is used as a mechanism to compress the linewidth of each Stokes component, and it has been realized and maximized in conventional SMF by optimizing injection power of Stokes light through adjusting variable optical attenuator (VOA). By adjusting VOA attenuation, the laser can obtain three wavelengths output with 3 dB linewidth less than 2 KHz for each wavelength, or six wavelengths output with 3 dB linewidth less than 5 KHz.
© 2016 Society of Photo-Optical Instrumentation Engineers (SPIE) 0091-3286/2016/$25.00 © 2016 SPIE
Xiaorui Wang, Yanfu Yang, Meng Liu, and Yong Yao "Tunable multiwavelength narrow linewidth Brillouin erbium fiber laser based on Rayleigh backscattering," Optical Engineering 55(6), 066106 (8 June 2016). https://doi.org/10.1117/1.OE.55.6.066106
Published: 8 June 2016
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CITATIONS
Cited by 9 scholarly publications.
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KEYWORDS
Single mode fibers

Fiber lasers

Signal attenuation

Backscatter

Erbium

Laser scattering

Scattering

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