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Article Dans Une Revue Optics Express Année : 2012

Enhancement of the polarization stability of a 1.55 µm emitting vertical-cavity surface-emitting laser under modulation using quantum dashes

Résumé

Polarization controlled quantum dashes (QDHs) Vertical Cavity Surface Emitting Lasers (VCSELs) emitting at 1.6 µm grown on InP(001) are investigated and compared with a quantum well (QW) similar VCSEL. Polarization stability of optically-pumped VCSELs under a low frequency modulation is investigated. While major fluctuations of the polarization-resolved intensity are observed on QW-based structures, enhanced polarization stability is reached on QDH-based ones. Statistical measurements over a large number of pulses show an extremely low variation in QDH VCSEL polarized output intensity, related to the intrinsic polarization control. This makes QDH VCSEL ideal candidate to improve telecommunication networks laser performances.

Dates et versions

hal-00717931 , version 1 (14-07-2012)

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Citer

Jean-Philippe Gauthier, Cyril Paranthoën, Christophe Levallois, Ahmad Shuaib, Jean-Michel Lamy, et al.. Enhancement of the polarization stability of a 1.55 µm emitting vertical-cavity surface-emitting laser under modulation using quantum dashes. Optics Express, 2012, 20 (15), pp.16832-16837. ⟨10.1364/OE.20.016832⟩. ⟨hal-00717931⟩
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