Optical properties of solid-core photonic crystal fibers filled with nonlinear absorbers

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Citation of Original Publication

Butler, James J., Alec S. Bowcock, Stacey R. Sueoka, Steven R. Montgomery, Steven R. Flom, E. Joseph Friebele, Barbara M. Wright, et al. “Optical Properties of Solid-Core Photonic Crystal Fibers Filled with Nonlinear Absorbers.” Optics Express 21, no. 18 (September 9, 2013): 20707–12. https://doi.org/10.1364/OE.21.020707.

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This work was written as part of one of the author's official duties as an Employee of the United States Government and is therefore a work of the United States Government. In accordance with 17 U.S.C. 105, no copyright protection is available for such works under U.S. Law.
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Abstract

A theoretical and experimental investigation of the transmission of solid-core photonic crystal fibers (PCFs) filled with nonlinear absorbers shows a sharp change in the threshold for optical limiting and in leakage loss as the refractive index of the material in the holes approaches that of the glass matrix. Theoretical calculations of the mode profiles and leakage loss of the PCF are in agreement with experimental results and indicate that the change in limiting response is due to the interaction of the evanescent field of the guided mode with the nonlinear absorbers in the holes.