Title :
Spectral narrowing of highly efficient cryogenically cooled ytterbium doped fiber lasers
Author :
Jelger, P. ; Seger, K. ; Pasiskevicius, V. ; Laurell, F.
Author_Institution :
Dept. of Appl. Phys., R. Inst. of Technol., Stockholm, Sweden
Abstract :
VBGs can efficiently be used to mitigate the spectrally broad output from cryogenically cooled Yb-fiber lasers. We extract 11.5-W of output power in spectral window of less than 0.4-nm with 14.5-W of launched pump light.
Keywords :
Bragg gratings; cryogenics; fibre lasers; optical pumping; spectral line narrowing; ytterbium; JkJk:Yb; VBG; highly efficient cryogenically cooled laser; laser power; power 11.5 W; power 14.5 W; spectral narrowing; spectral window; volume Bragg gratings; ytterbium doped fiber laser; Cryogenics; Fiber lasers; Laser excitation; Mirrors; Power generation; Pump lasers; Solid lasers; Temperature; Thermal conductivity; Ytterbium; (050.7330) Volume gratings; (140.3510) Lasers, fiber;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
