Random laser in totally disordered 2D GaAs/AlGaAs heterostructures

Antoine Monmayrant; Olivier Gauthier-Lafaye; Sophie Bonnefont; Kiran Bhakta; Christian Vanneste; Françoise Lozes-Dupuy

META Conference, META'12

Antoine Monmayrant, Olivier Gauthier-Lafaye, Sophie Bonnefont, Kiran Bhakta, Christian Vanneste, Françoise Lozes-Dupuy

Last modified: 2012-01-03

Abstract

We demonstrate random lasing emission in a AlGaAs suspended membrane randomly perforated with subwavelenth circular holes. Spectrally-resolved imaging of the lasing emission allows identifying lasing modes in the diffusive regime.

Keywords

nanophotonics, gain, disorder, random lasers, semiconductor laser, membrane