Effect of the wetting layer on intensity noise in quantum dot laser

Conference: ECOC 2009 - 35th European Conference on Optical Communication
09/20/2009 - 09/24/2009 at Vienna, Austria

Proceedings: ECOC 2009

Pages: 2Language: englishTyp: PDF

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Hayau, Jean-François; Besnard, Pascal (CNRS FOTON, UMR 6082, ENSSAT/URI, 6 rue de Kerampont, Lannion, 22300, France)
Dehaese, Olivier; Grillot, Frédéric; Piron, Rozenn; Loualiche, Slimane (CNRS FOTON, UMR 6082, INSA, 20 Avenue des Buttes de Coësmes, CS 14315, 35043 Rennes, France)
Martinez, Anthony; Merghem, Kamel; Ramdane, Abderrahim (CNRS LPN, Route de Nozay, 91460 Marcoussis, France)

We show through a simple theoretical formulation and in good agreement with experimental measurements that the wetting layer may increase the relative intensity noise at low frequencies in quantum-dot lasers while modifying the damping rate.