Articles with "step fourier" as a keyword



Spatial vortex solitons of nonlinear Schrödinger equations via split-step Fourier method

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Published in 2025 at "Journal of Modern Optics"

DOI: 10.1080/09500340.2025.2497444

Abstract: The complex argument Hermite–Gaussian vortex solitons with different orders of nonlinear Schrödinger equation in nonlocal nonlinear media are studied. The number and the width of the vortex singularities increase with the order increasing. The dynamics… read more here.

Keywords: schr dinger; split step; step fourier; vortex ... See more keywords
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End-to-End Optimization of Coherent Optical Communications Over the Split-Step Fourier Method Guided by the Nonlinear Fourier Transform Theory

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Published in 2021 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2020.3033624

Abstract: Optimizing modulation and detection strategies for a given channel is critical to maximizing the throughput of a communication system. Such an optimization can be easily carried out analytically for channels that admit closed-form analytical models.… read more here.

Keywords: optimization; end end; end optimization; step fourier ... See more keywords