Dynamic properties of InAsInP (311)B quantum dot Fabry-Perot lasers emitting at 1.52 μm

A. Martinez, K. Merghem, S. Bouchoule, G. Moreau, A. Ramdane, J. G. Provost, F. Alexandre, F. Grillot, O. Dehaese, R. Piron, S. Loualiche

Research output: Contribution to journalArticlepeer-review

Abstract

Dynamic properties of truly three-dimensional-confined InAsInP quantum dot (QD) lasers obtained by molecular beam epitaxy growth on a (311)B oriented substrate are reported. The relative intensity noise and small signal modulation bandwidth experiments evidence maximum relaxation frequency of 3.8 GHz with a clear relaxation oscillation peak, indicating less damping than InAsGaAs QD lasers. The Henry factor amounts to ∼1.8 below threshold and increases to ∼6 above threshold, which is attributed to band filling of the thick wetting layer.

Original languageEnglish
Article number021101
JournalApplied Physics Letters
Volume93
Issue number2
DOIs
Publication statusPublished - 14 Jul 2008
Externally publishedYes

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