Single-mode distributed feedback lasing using photonic bandgaps to suppress degenerate modes.
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DOI: 10.1364/ol.463847
Abstract: We present a method for achieving single-mode distributed feedback lasing, using photonic bandgaps (PBGs) to suppress degenerate lasing modes. These PBGs arise from direct-Bragg coupling and exchange-Bragg coupling due to a passive waveguide placed in… read more here.
Keywords: single mode; mode distributed; distributed feedback; feedback lasing ... See more keywords