Title :
High power Er-doped Yb-free double-clad fiber amplifiers
Author :
Kotov, L. ; Likhachev, M. ; Bubnov, M. ; Lipatov, D. ; Yashkov, M. ; Guryanov, A. ; Fevrier, S. ; Lhermite, Jerome ; Cormier, Eric
Author_Institution :
Fiber Opt. Res. Center, Moscow, Russia
Abstract :
We present simple and efficient laser schemes based on newly developed Er-doped fibers cladding pumped at 976 nm. 103 W CW-power amplifier with 37 % conversion efficiency and 1.5 mJ-pulse energy nanosecond laser were demonstrated.
Keywords :
erbium; optical fibre amplifiers; optical fibre cladding; optical pulse generation; optical pumping; CW-power amplifier; Er-doped Yb-free double-clad fiber amplifiers; Er-doped fibers cladding; conversion efficiency; efficiency 37 percent; energy 1.5 mJ; nanosecond laser; power 103 W; wavelength 976 nm; Erbium; Erbium-doped fiber lasers; Glass; Laser excitation; Optical fiber amplifiers; Pump lasers; Semiconductor lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
