Title :
Laser beam combining by beam cleanup in a gradient index Brillouin ring cavity
Author :
Lombard, L. ; Delezoide, C. ; Canat, G. ; Jolivet, V. ; Bourdon, P.
Author_Institution :
ONERA DOTA/SLS, Palaiseau
Abstract :
We propose and investigate a new beam combining setup using stimulated-Brillouin-scattering in a multimode gradient-index-fiber within a ring cavity. 50% efficiency and 99% slope are achieved with 2 ErYb doped fiber amplifiers without external control.
Keywords :
erbium; laser beams; laser cavity resonators; optical fibre amplifiers; ring lasers; stimulated Brillouin scattering; ytterbium; ErYb doped fiber amplifiers; beam cleanup; efficiency 50 percent; efficiency 99 percent; laser beam combining; multimode gradient-index-fiber; ring cavity; stimulated Brillouin scattering; Brillouin scattering; Doped fiber amplifiers; Laser beams; Optical control; Optical fiber amplifiers; Optical fiber polarization; Power amplifiers; Pulse amplifiers; Reflectivity; Ring lasers; 060.2320; 190.4370; 190.5890; 290.5900;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
