Examination of the output beam size from a 10-fs Kerr-lens mode-locked Ti:sapphire laser reveals a strong spectral dependence. These results provide insight into the details of the mode-locking mechanisms and suggest reasons for the current limitations on the shortest achievable pulses.
© 1996 Optical Society of America
Original Manuscript: October 23, 1995
Published: May 1, 1996
S. T. Cundiff, E. P. Ippen, H. A. Haus, and W. H. Knox, "Frequency-dependent mode size in broadband Kerr-lens mode locking," Opt. Lett. 21, 662-664 (1996)