Helical-structure sampled Bragg grating fabricated by femtosecond laser

Xicheng Wang,Yefen Wei, Mingjuan Zhuang,Zhifang Wu,Qiongyao Li,Zhiyuan Wang,Jixiong Pu

2021 Opto-Electronics and Communications Conference (OECC)（2021）

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摘要

We demonstrate the fabrication of a novel helical-structure sampled fiber Bragg grating (HSFBG) by using femtosecond laser. The fabricated HSFBGs show comb-like spectra over 200 nm wavelength range. It is much wider than traditional sampled fiber Bragg gratings.

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关键词

femtosecond laser,200 nm wavelength range,traditional sampled fiber Bragg gratings,helical-structure sampled fiber Bragg grating,fabricated HSFBGs,comb-like spectra,wavelength 200.0 nm

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