Unidirectional light emission in PT-symmetric microring lasers.
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DOI: 10.1364/oe.26.027153
Abstract: The synergetic use of gain and loss in parity-time symmetric coupled resonators has been shown to lead to single-mode lasing operation. However, at the corresponding resonance frequency, an ideal ring resonator tends to support two… read more here.
Keywords: microring lasers; light emission; symmetric microring; unidirectional light ... See more keywords