We report using short, heavily-doped active phosphate fiber for generation of picosecond pulses at 1.5µm, with the peak power of 19kW which results in a record-high aerial power density of 24GW/cm2 in the fiber core.
© 2006 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2320) Fiber optics and optical communications : Fiber optics amplifiers and oscillators
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.4050) Lasers and laser optics : Mode-locked lasers
A. Polynkin, P. Polynkin, D. Panasenko, M. Mansuripur, J. Moloney, and N. Peyghambarian, "All-Fiber Source of High-Power Picosecond Pulses at 1.5µm Using Short Heavily-Doped Phosphate-Fiber Amplifier," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CThJ2.