Femtosecond Ti:sapphire ring laser with a 2-GHz repetition rate and its application in time-resolved spectroscopy
Author(s) -
A. Bartels,
T. Dekorsy,
Heiko G. Kurz
Publication year - 1999
Publication title -
optics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.524
H-Index - 272
eISSN - 1071-2763
pISSN - 0146-9592
DOI - 10.1364/ol.24.000996
Subject(s) - femtosecond , optics , materials science , laser , ti:sapphire laser , spectroscopy , mode locking , sapphire , ring laser , cavity ring down spectroscopy , lens (geology) , optoelectronics , physics , quantum mechanics
A Kerr-lens mode-locked femtosecond Ti:sapphire laser operating at a repetition rate of 2 GHz is demonstrated. A mirror-dispersion-controlled unidirectional ring cavity delivers nearly bandwidth-limited pulses of 23-fs length. Mode locking is self-starting without a hard aperture in the cavity. The advantages of this high-repetition-rate oscillator in optical time-resolved spectroscopy are demonstrated.
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