Abstract
A new simple structure of an index-guiding highly nonlinear dispersion-flattened square photonic crystal fiber (HNDFSPCF) with low confinement losses is proposed. The results reveal that it is possible to design five-rings HNDF-SPCFs with a flattened dispersion of 0.43 ps/(nm·km), low dispersion slope of -0:02 ps/(nm2·km), low confinement loss of approximately 103 dB/m, and a large nonlinear coefficient of approximately 35W-1 km-1 at 1.55 μm. It is also observed that the confinement loss is less than 10-1 dB/m in the wavelength range of 1.2 –1.7 μm.
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Begum, F., Namihira, Y., Razzak, S.M.A. et al. Highly nonlinear dispersion-flattened square photonic crystal fibers with low confinement losses. Optical Review 14, 120–124 (2007). https://doi.org/10.1007/BF02919411
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DOI: https://doi.org/10.1007/BF02919411