A strong resonance and ultra-compact long-period grating is fabricated in large-mode-area photonic crystal fiber with LP01 notch of –31.5dB at wavelength of 1529.2nm, and 8 periodic collapse within 2.8-mm-long of fiber by using CO2 laser.
© 2004 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2310) Fiber optics and optical communications : Fiber optics
(230.0230) Optical devices : Optical devices
(230.3990) Optical devices : Micro-optical devices
Y. Zhu, P. Shum, J. Chong, M. K. Rao, and C. Lu, "Deep-notch and ultra-compact long-period grating in large-mode-area photonic crystal fiber," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper CWA59.
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