Nonlinear pulse propagation in long-period fiber gratings is studied with a mode-locked Q -switched laser pulse approximately 80ps in duration at a wavelength of 1.05 µm . Optical switching, pulse reshaping, and optical limiting are found at intensities in the range of 1–20 GW/cm2.
© 1997 Optical Society of America
B. J. Eggleton, R. E. Slusher, J. B. Judkins, J. B. Stark, and A. M. Vengsarkar, "All-optical switching in long-period fiber gratings," Opt. Lett. 22, 883-885 (1997)