A centrally symmetric exact solution of the Maxwell's equations in logarithmically nonlinear media
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DOI: 10.1016/j.ijleo.2016.11.204
Abstract: Abstract In this paper, we present a different method to get explicit exact solutions of the Maxwell's equations for the spherical wave in logarithmically nonlinear media. We also prove that the solution seeking routine is… read more here.
Keywords: nonlinear media; logarithmically nonlinear; symmetric exact; maxwell equations ... See more keywords
The effective conductivity of strongly nonlinear media: The dilute limit
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DOI: 10.1016/j.ijsolstr.2019.06.006
Abstract: Abstract This work is a combined numerical and analytical investigation of the effective conductivity of strongly nonlinear media in two dimensions. The nonlinear behavior is characterized by a threshold value for the maximal absolute current.… read more here.
Keywords: conductivity strongly; strongly nonlinear; nonlinear media; effective conductivity ... See more keywords
Propagation of hollow sinh-Gaussian beams in strongly nonlocal nonlinear media
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DOI: 10.1016/j.optcom.2020.126400
Abstract: Abstract Based on the Snyder-Michell model and using the ABCD matrix description of a strongly nonlocal nonlinear media (SNNM), the propagation properties of hollow sinh-Gaussian beams (HsGBs) through SNNM are investigated. The propagation formula, the… read more here.
Keywords: propagation; nonlinear media; hollow sinh; nonlocal nonlinear ... See more keywords
Adiabatic evolution of optical beams of arbitrary shapes in nonlocal nonlinear media
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DOI: 10.1088/1674-1056/acd689
Abstract: By using the variational approach, we discussed the evolution of Hermite-Gaussian beams of different orders in nonlocal nonlinear media whose characteristic length is set as different functions of propagation distance. We proved that as long… read more here.
Keywords: characteristic length; beams; hermite gaussian; nonlocal nonlinear ... See more keywords
Spontaneous and engineered transformations of topological structures in nonlinear media with gain and loss.
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DOI: 10.1103/physreve.100.062202
Abstract: In contrast to conservative systems, in nonlinear media with gain and loss the dynamics of localized topological structures exhibit many unique features that can be controlled externally. We propose a robust mechanism to perform topological… read more here.
Keywords: nonlinear media; topological structures; spontaneous engineered; gain loss ... See more keywords
Vortex chaoticons in thermal nonlocal nonlinear media.
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DOI: 10.1103/physreve.106.054214
Abstract: This paper numerically investigates the propagation of Laguerre-Gaussian vortex beams launched in nonlocal nonlinear media, such as lead glass. Our results show that the propagation properties depend on the selection of beam parameters m and… read more here.
Keywords: thermal nonlocal; vortex chaoticons; chaoticons thermal; nonlocal nonlinear ... See more keywords
Periodic Wave Trains in Nonlinear Media: Talbot Revivals, Akhmediev Breathers, and Asymmetry Breaking.
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DOI: 10.1103/physrevlett.128.214101
Abstract: We study theoretically and observe experimentally the evolution of periodic wave trains by utilizing surface gravity water wave packets. Our experimental system enables us to observe both the amplitude and the phase of these wave… read more here.
Keywords: wave trains; periodic wave; talbot; nonlinear media ... See more keywords
Spiraling elliptic solitons in lossy nonlocal nonlinear media.
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DOI: 10.1364/oe.25.011717
Abstract: We address the propagation dynamics of the spiraling elliptic beams in nonlocal nonlinear media with losses based on the variational approach. It is found that the spiraling elliptic beams exhibit complicated behaviors, which result from… read more here.
Keywords: nonlinear media; spiraling elliptic; nonlocal nonlinear; elliptic beams ... See more keywords
Probability density function estimation for filament creation in lossy, turbulent, nonlinear media.
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DOI: 10.1364/oe.448153
Abstract: Optical Kerr effects induced by the propagation of high peak-power laser beams through real atmospheres have been a topic of interest to the nonlinear optics community for several decades. Previous work has focused on estimating… read more here.
Keywords: turbulent nonlinear; variance; nonlinear media; probability density ... See more keywords
Interactions of Airy beams in nonlinear media with fourth-order diffraction.
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DOI: 10.1364/oe.488852
Abstract: We investigate to the best of our knowledge the first time the interactions of in-phase and out-of-phase Airy beams in Kerr, saturable and nonlocal nonlinear media with fourth-order diffraction using split-step Fourier transform method. Directly… read more here.
Keywords: media fourth; airy beams; order diffraction; fourth order ... See more keywords
Propagation formulae and characteristics of partially coherent laser beams in nonlinear media.
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DOI: 10.1364/ol.44.000743
Abstract: Analytical propagation formulae of partially coherent beams (PCBs) in nonlinear media are derived. It is proven that the ABCD law is valid if a new complex beam parameter is adopted, which presents a simple method… read more here.
Keywords: propagation; nonlinear media; self focusing; beam ... See more keywords