Simple method to measure laser linewidth using intensity noise spectrum based on Rayleigh Backscattering effect

Quoc Thai Nguyen (1) , Pascal Besnard (1) , Laurent Bramerie (1) , Olivier Vaudel (1) , Gwenaëlle Girault (1) , Yohann Léguillon (1)

1 FOTON - Fonctions Optiques pour les Technologies de l'informatiON

A novel and simple method, based on interferometric noise intensity due to Rayleigh backscattering, is proposed for laser linewidth measurement. The experimental results are consistent with those obtained with a delayed self-heterodyne technique.

Domaines: Optique / photonique

Quoc Thai Nguyen, Pascal Besnard, Laurent Bramerie, Olivier Vaudel, Gwenaëlle Girault, et al.. Simple method to measure laser linewidth using intensity noise spectrum based on Rayleigh Backscattering effect. Conference on Lasers and Electro Optics / European Quantum Electronics Conference 2009 (CLEO Europe/EQEC 2009), Jun 2009, Munich, Germany. pp.CH.P.9, ⟨10.1109/CLEOE-EQEC.2009.5196258⟩. ⟨hal-00497258⟩