Laser diodes for gas sensing emitting at 3.06 μm at room temperature

  • Sofiane Belahsene
  • , Lars Naehle
  • , Marc Fischer
  • , Johannes Koeth
  • , Guilhem Boissier
  • , Pierre Grech
  • , Grégoire Narcy
  • , Aurore Vicet
  • , Yves Rouillard

Research output: Contribution to journalArticlepeer-review

Abstract

Type-I quantum-well laser diodes with an active region constituted of GaInAsSbAlGaInAsSb are reported. Broad-area lasers have demonstrated a threshold current density of 255 A/cm2 at room temperature. Distributed-feedback lasers have been operated in the continuous-wave regime at 20°C with a wavelength of 3.06 μm, a threshold current of 54 mA, and an output power of 6 mW.

Original languageEnglish
Article number5466105
Pages (from-to)1084-1086
Number of pages3
JournalIEEE Photonics Technology Letters
Volume22
Issue number15
DOIs
Publication statusPublished - 9 Jul 2010
Externally publishedYes

Keywords

  • Distributed-feedback (DFB) lasers
  • quantum-well (QW) lasers
  • semiconductor lasers
  • spectroscopy

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