Title :
Spatial-dispersion-free spectral beam combining of high power pulsed Yb-doped fiber lasers
Author :
Regelskis, Kestutis ; Hou, Kai-Chung ; Raciukaitis, Gediminas ; Galvanauskas, Almantas
Author_Institution :
Center for Ultrafast Opt. Sci., Univ. of Michigan, Ann Arbor, MI
Abstract :
Pulsed fiber laser spectral beam combining is demonstrated using spatial-dispersion-free approach based on 1nm-sharp spectral-edge filters. Three beams separated spectrally by ~2nm are combined with Gt90% efficiency yielding 52-W combined power and 1.9-mJ combined energy.
Keywords :
fibre lasers; laser beams; optical filters; ytterbium; JkJk:Yb; energy 1.9 mJ; high-power pulsed fiber lasers; laser efficiency; power 52 W; spatial-dispersion-free spectral beam combining; spectral-edge filters; Fiber lasers; Fiber nonlinear optics; Laser beams; Optical fiber polarization; Optical filters; Optical pulses; Optical scattering; Power amplifiers; Power lasers; Pulse amplifiers; 140.3280 Laser amplifiers; 140.3298 Laser beam combining;
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
