By combining a passively mode-locked high-power laser with a large mode area holey fiber for nonlinear compression, we generated 33-fs pulses with 18-W average power. The output beam is linearly polarized and close to diffraction-limited.
© 2003 Optical Society of America
F. Brunner, T. Südmeyer, E. Innerhofer, R. Paschotta, U. Keller, K. Furusawa, J. C. Baggett, T. M. Monro, and D. J. Richardson, "Sub-40-fs pulses with 18-W average power from a passively mode-locked thin disk Yb:YAG laser with nonlinear fiber compression," in Advanced Solid-State Photonics, J. Zayhowski, ed., Vol. 83 of OSA Trends in Optics and Photonics (Optical Society of America, 2003), paper 149.
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