We demonstrate the distributed measurement of Brillouin dynamic grating spectrum in a polarization maintaining fiber based on time-domain analysis. The temperature sensitivity of -370 MHz/°C is observed with a spatial resolution of 1.5 m.
© 2009 The Optical Society
(050.0050) Diffraction and gratings : Diffraction and gratings
(050.2770) Diffraction and gratings : Gratings
(290.0290) Scattering : Scattering
(290.5900) Scattering : Scattering, stimulated Brillouin
K. Y. Song, W. Zou, Z. He, and K. Hotate, "Optical Time-Domain Measurement of Brillouin Dynamic Grating Spectrum in a Polarization Maintaining Fiber," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CMNN4.
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