Torsion-tunable OAM mode generator based on oxyhydrogen-flame fabricated helical long-period fiber grating.
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DOI: 10.1364/oe.461003
Abstract: We demonstrate a class of all-fiber torsion-tunable orbital angular momentum (OAM) mode generators based on oxyhydrogen-flame fabricated helical long-period fiber gratings (HLPFGs). The 1-order and 3-order OAM modes are excited based on the HLPFGs inscribed… read more here.
Keywords: oam; torsion tunable; fiber; oam mode ... See more keywords