Articles with "nonlinear spectral" as a keyword



On the second gradient nonlinear spectral constitutive modelling of viscoelastic composites reinforced with stiff fibers

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-05230-7

Abstract: General novel nonlinear second-gradient spectral constitutive models for rate dependent fiber-reinforced viscoelastic solids that consider bending stiffness are developed. The constitutive models are characterized by spectral invariants, each with a clearer physical meaning compared to… read more here.

Keywords: gradient nonlinear; nonlinear spectral; second gradient; modelling viscoelastic ... See more keywords

Optimal Nonlinear Spectral Back Rotation for Discrete Eigenvalue Transmission Systems

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Published in 2025 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2025.3545375

Abstract: Nonlinear frequency division multiplexing (NFDM) provides interference-free transmission in lossless and noiseless fiber up to a phase rotation in the nonlinear spectrum and hence signal recovery using a simple phase back rotation will suffice. However,… read more here.

Keywords: transmission; nonlinear spectral; back rotation; rotation ... See more keywords

Hermite-Gaussian Nonlinear Spectral Carriers for Optical Communication Systems Employing the Nonlinear Fourier Transform

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Published in 2022 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2021.3121541

Abstract: The nonlinear Fourier transform (NFT) is a new field of optical communications that borrows from the methods and concepts of integrable nonlinear equations, to develop new techniques of encoding and transmitting data, which are immune… read more here.

Keywords: nonlinear fourier; nonlinear spectral; fourier transform; gaussian nonlinear ... See more keywords

Unsupervised Nonlinear Spectral Unmixing Based on a Multilinear Mixing Model

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Published in 2017 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2017.2693366

Abstract: In the community of remote sensing, nonlinear mixture models have recently received particular attention in hyperspectral image processing. In this paper, we present a novel nonlinear spectral unmixing method following the recent multilinear mixing model… read more here.

Keywords: mixing model; spectral unmixing; multilinear mixing; nonlinear spectral ... See more keywords

Nonlinear spectral broadening of a dual-carrier electro-optic frequency comb in a graphene oxide cladded silicon-rich nitride hybrid waveguide.

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Published in 2022 at "Applied optics"

DOI: 10.1364/ao.466219

Abstract: We demonstrate a detailed theoretical analysis describing the generation of an electro-optic comb (EOC) in the near-IR range through discrete phase and amplitude modulation driven by radio frequency (RF) signal generators. Furthermore, the generated EOC… read more here.

Keywords: electro optic; nonlinear spectral; frequency; comb ... See more keywords