A resonance wavelength shift proportional to the square of the twist angle has been observed for various cladding modes in micro-bended long-period fiber gratings. The resonance peaks split, reduce their amplitude, and finally disappear with increasing twist rate.
Wavelength shift and split of cladding mode resonance in micro-bended long-period fiber grating under torsion
01.01.2003
74134 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
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