A dispersion zero near 1300 nm of a narrow-diameter tapered fiber is used to generate broadband, near-infrared light. When femtosecond pulses at 1260 nm with 750 pJ of energy are launched in proximity to the second zero-dispersion wavelength, a continuum spanning 1000–1700 nm is produced.
© 2002 Optical Society of America
J. M. Harbold, F. Ö. Ilday, F. W. Wise, T. A. Birks, W. J. Wadsworth, and Z. Chen, "Long-wavelength continuum generation about the second dispersion zero of a tapered fiber," Opt. Lett. 27, 1558-1560 (2002)