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Conferences > CLEO_SI > 2016 > STh4L > STh4L.4

Sub-kHz RF linewidth of quantum-dash mode-locked laser by self-injection from symmetric dual-loop feedback and fiber delay

Wei Wei, Haroon Asghar, Pramod Kumar, Declan Marah, and John G. McInerney

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Abstract

Sub-kHz RF-linewidth was demonstrated in two-section quantum-dash mode-locked lasers emitting near 1550 nm and 20 GHz repetition-rate using symmetric dual-loop and fiber delay. Compared to free-running lasing, RF-linewidth and timing-jitter reduced by ~100× and ~10×.

© 2016 Optical Society of America

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