We report for the first time the fabrication of long-period gratings in near-single-mode GeO2glass fiber by 800nm-femtosecond-laser inscription, revealing grating resonances strongly polarisation dependent and their temperature sensitivities varying significantly from 96pm/°C to 11pm/°C.
© 2007 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2290) Fiber optics and optical communications : Fiber materials
(060.2310) Fiber optics and optical communications : Fiber optics
R. Suo, Y. Lai, K. Zhou, L. Zhang, I. Bennion, X. Jiang, J. Lousteau, and A. Jha, " Long-Period Gratings in Near-Single-Mode GeO2Glass Fiber by IR Femtosecond Laser Inscription," in Bragg Gratings, Photosensitivity, and Poling in Glass Waveguides, OSA Technical Digest (CD) (Optical Society of America, 2007), paper BWB5.
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