Title :
Direct Amplification of 3-ps Pulses to 80 nJ at 50-MHz Repetition Rate in Large-Mode-Area Yb-Fiber
Author :
Ouzounov, Dimitre G. ; Zhou, Shian ; Sinclair, Charles ; Wise, Frank W.
Author_Institution :
Cornell Univ., Ithaca
Abstract :
We study direct picosecond pulse amplification in large-mode area, double-clad Yb- fiber amplifier. We achieved good-quality 3-ps, 80-nJ pulses in a near diffraction-limited beam. 28-nJ pulses in the green (520 nm) are produced by second-harmonic generation.
Keywords :
amplification; laser modes; optical fibre amplifiers; optical harmonic generation; optical pulse generation; ytterbium; Yb; direct picosecond pulse amplification; double-clad Yb- fiber amplifier; energy 28 nJ; energy 80 nJ; large-mode-area Yb-fiber; near diffraction-limited beam; second-harmonic generation; time 3 ps; wavelength 520 nm; Fiber lasers; Laser beams; Laser excitation; Nonlinear distortion; Optical amplifiers; Optical fiber amplifiers; Optical pulse generation; Optical pulses; Oscillators; Pulse amplifiers;
Conference_Titel :
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/CLEO.2007.4452506
