Semiconductor laser linewidth reduction by six orders of magnitude via delayed optical feedback.
Sign Up to like & getrecommendations! Published in 2017 at "Optics letters"
DOI: 10.1364/ol.42.000163
Abstract: We demonstrate a coherence increase by six orders of magnitude of a standard quantum well semiconductor laser. Using a simple, optical-fiber-based feedback scheme, we stabilize the laser in a high-gain mode of a long external… read more here.
Keywords: laser; semiconductor laser; mode; six orders ... See more keywords