Passive coherent combining of diode lasers in external cavity configurations

Gaëlle Lucas-Leclin (1) , David Pabœuf (1) , Patrick Georges (1) , Guillaume Bloom (2) , Christian Larat (2) , Mathieu Carras (3) , Xavier Marcadet (2) , Eric Lallier (2)

1 Laboratoire Charles Fabry de l'Institut d'Optique / Lasers
2 Thales Research and Technology [Palaiseau]
3 III-V Lab - Alcatel-Thalès III-V lab

Coherent combining of diode lasers results in the addition of their laser powers while maintaining their high spatial and spectral brightness. Passive external-cavity configurations are described, using the self-imaging Talbot effect and Dammann gratings.

Domains: Physics [physics]; Physics [physics]; Optics [physics.optics]

Gaëlle Lucas-Leclin, David Pabœuf, Patrick Georges, Guillaume Bloom, Christian Larat, et al.. Passive coherent combining of diode lasers in external cavity configurations. High Power Diode Lasers & Systems, Oct 2011, Coventry, United Kingdom. ⟨hal-00673142⟩