IEEE - Institute of Electrical and Electronics Engineers, Inc. - Failure of the weakly guiding approximation for few-mode fiber index profiles

Author(s): Steven A. Jacobs
Sponsor(s): IEEE Lasers and Electro-Optics Society
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Volume: PP
Page(s): 1
ISSN (Electronic): 1558-2213
ISSN (Paper): 0733-8724
DOI: 10.1109/JLT.2019.2927935
Regular:

We demonstrate that for some few-mode fiber index profiles, the weakly guiding approximation (WGA) can be grossly inaccurate in wavelength regions where the true vector modes undergo an $\text{HE}... View More

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