High-energy high-average-power femtosecond fiber system using a QPM-grating pulse compressor
- 1 January 1998
- conference paper
- Published by Institute of Electrical and Electronics Engineers (IEEE)
Abstract
We demonstrate a simple and compact chirped pulse amplification (CPA) circuit for boosting both the accessible powers and energies from a femtosecond fiber amplifier. The system is based on a novel pulse compressor, chirped period quasi-phase-matched (QPM) grating, implemented in electric-field poled lithium niobate. A QPM grating compressor is unique in that it combines second-harmonic generation (SHG) and pulse compression in one crystal.Keywords
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