Long-period D-fiber grating based robust and efficient bidirectional coupler for whispering gallery mode excitation.
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DOI: 10.1364/oe.479223
Abstract: A robust and efficient bidirectional coupler for whispering gallery mode (WGM) excitation based on a long-period grating (LPG) inscribed in D-fiber is theoretically and experimentally demonstrated. The LPG coupling the fundamental core mode to the… read more here.
Keywords: coupler; efficient bidirectional; robust efficient; fiber ... See more keywords