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Finite element method for cutoff frequencies of weakly guiding fibres of arbitrary cross-section

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Abstract

A finite element method is presented for directly determining the cutoff frequencies of a weakly guiding fibre, which can be of arbitrary inhomogeneity and cross-sectional shape. Errors of the method are discussed. Simple correction factors are given to improve the accuracy.

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Authors and Affiliations

  1. School of Electrical Engineering and Computer Science, University of New South Wales, PO Box 1, 2033, Kensington, NSW, Australia

    K. S. Chiang

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  1. K. S. Chiang
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Chiang, K.S. Finite element method for cutoff frequencies of weakly guiding fibres of arbitrary cross-section. Opt Quant Electron 16, 487–493 (1984). https://doi.org/10.1007/BF00619910

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  • DOI: https://doi.org/10.1007/BF00619910

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