Application of Magnus series for polarization evolution in fibers
Keywords:
Polarization, optical fibers, pulse propagationAbstract
We apply the technique of Magnus series to build approximations for polarization evolution in fibers with varying twist and birefringence. Conditions for trajectory mixing on Poincaré sphere are identified. The technique relates realistic perturbation parameters to the parameters of popular coarse step method of numerical simulation. We demonstrate that liner polarization mode dispersion, if it is a dominant process, leads for big propagation lengths to a speckle-like output pulse shape.Downloads
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Authors retain copyright and grant the Revista Mexicana de Física right of first publication with the work simultaneously licensed under a CC BY-NC-ND 4.0 that allows others to share the work with an acknowledgement of the work's authorship and initial publication in this journal.