Power scaling of fibre lasers with all-fibre interferometric cavity

David Sabourdy (1) , Vincent Kermène (1) , Agnès Desfarges-Berthelemot (1) , Laurent Lefort (1) , Alain Barthélémy (1)

1 IRCOM - Institut de Recherche en Communications Optiques et Microondes

Two interferometric laser cavities are proposed for efficient combining of two fibre lasers. A 3 dB gain in power by coherent coupling of two identical erbium-doped fibre lasers is demonstrated. Scaling in power is envisaged through cascading of a coherent combination of elementary lasers

Domaines: Optique / photonique

David Sabourdy, Vincent Kermène, Agnès Desfarges-Berthelemot, Laurent Lefort, Alain Barthélémy. Power scaling of fibre lasers with all-fibre interferometric cavity. Electronics Letters, 2002, 38, ⟨10.1049/el:20020505⟩. ⟨hal-01278014⟩