Diagnostics and compression of sub-10 femtosecond laser pulses
Author(s) -
Deng Li,
Rui Liao,
Yexin Liu,
Qian Shou,
Wen Jin-Hui,
Lin Wei-Zhu
Publication year - 2003
Publication title -
acta physica sinica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.52.1938
Subject(s) - femtosecond , frequency resolved optical gating , materials science , optics , sapphire , laser , ultrashort pulse , prism , fourier transform , amplitude , pulse compression , dispersion (optics) , ti:sapphire laser , femtosecond pulse shaping , optoelectronics , physics , telecommunications , quantum mechanics , radar , computer science
The amplitudes and phases of femtosecond pulses generated from a home-made KLM Ti: Sapphire laser are diagnosed by using the technique of second-harmonic generation frequency-resolved optical gating. The results indicate that the profiles of the pulses are sech2 shapes and the phases are approximately cub ic dependent of the time. The chirped pulses of 17 fs(FWHM) are compressed to near Fourier transform limited pulses of 8.5 fs with a double-prism system to compensate for the second-order dispersion.
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