The spin suppression of EM modulation instability in magnetized plasmas
Sign Up to like & getrecommendations! Published in 2020 at "Indian Journal of Physics"
DOI: 10.1007/s12648-020-01791-7
Abstract: The spin effects on the modulation instability of electromagnetic wave propagating in magnetized quantum plasmas are examined theoretically based on the sidebands analysis. The nonlinear dispersion relation and the growth rate of the instability are… read more here.
Keywords: suppression modulation; spin; modulation instability; magnetized plasmas ... See more keywords
Optical solitary waves, conservation laws and modulation instability analysis to the nonlinear Schrödinger's equation in compressional dispersive Alvèn waves
Sign Up to like & getrecommendations! Published in 2018 at "Optik"
DOI: 10.1016/j.ijleo.2017.10.109
Abstract: Abstract In this paper, the sine-Gordon equation expansion method (SGEM) is used to acquire the optical solitary waves to the nonlinear Schrodinger's equation (NLSE) that arises from compressional dispersive Alven (CDA) waves. As a result… read more here.
Keywords: solitary waves; optical solitary; compressional dispersive; conservation laws ... See more keywords
Optical soliton solutions of nonlinear Schrödinger equation with second order spatiotemporal dispersion and its modulation instability
Sign Up to like & getrecommendations! Published in 2018 at "Optik"
DOI: 10.1016/j.ijleo.2018.02.043
Abstract: Abstract In optical fibers, the higher order non-linear Schrodinger equation (NLSE) with the coefficients of group velocity dispersion, second-order spatiotemporal dispersion and cubic nonlinearity for illustrating pulse phenomena ahead of the conventional gradually varying envelope… read more here.
Keywords: order; spatiotemporal dispersion; second order; dispersion ... See more keywords
Modulation instability in one-dimensional bi-periodic optical lattice made of negative index metamaterials waveguide arrays
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DOI: 10.1016/j.ijleo.2021.167719
Abstract: Abstract In this paper, the dispersion relation and modulation instability (MI) have been studied in one-dimensional bi-periodic optical lattice of negative index metamaterials waveguide arrays. It is found that the plateaus will be appeared on… read more here.
Keywords: dimensional periodic; optical lattice; modulation; one dimensional ... See more keywords
Wigner instability analysis of the damped Hirota equation
Sign Up to like & getrecommendations! Published in 2020 at "Physica D: Nonlinear Phenomena"
DOI: 10.1016/j.physd.2020.132587
Abstract: Abstract We address the modulation instability of the Hirota equation in the presence of stochastic spatial incoherence and linear time-dependent amplification/attenuation processes via the Wigner function approach. We show that the modulation instability remains baseband… read more here.
Keywords: instability; wigner; order; modulation instability ... See more keywords
Machine learning analysis of extreme events in optical fibre modulation instability
Sign Up to like & getrecommendations! Published in 2018 at "Nature Communications"
DOI: 10.1038/s41467-018-07355-y
Abstract: A central research area in nonlinear science is the study of instabilities that drive extreme events. Unfortunately, techniques for measuring such phenomena often provide only partial characterisation. For example, real-time studies of instabilities in nonlinear… read more here.
Keywords: machine learning; optical fibre; time; modulation instability ... See more keywords
Experimental investigation of the polarization modulation instability and stimulated Raman scattering in a chalcogenide optical fiber
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/5.0022957
Abstract: In this work, a low-loss As2S5 optical fiber with 0.1 dB/m at 1545 nm was designed and fabricated, whose residual birefringence provided an opportunity for investigating the polarization modulation instability (PMI). Using a nanosecond laser operated at… read more here.
Keywords: pmi; stimulated raman; polarization modulation; fiber ... See more keywords
Modulation instability analysis and longitudinal wave propagation in an elastic cylindrical rod modelled with Pochhammer-Chree equation
Sign Up to like & getrecommendations! Published in 2021 at "Physica Scripta"
DOI: 10.1088/1402-4896/abdcf7
Abstract: In this article, propagation of solitary wave solutions to the Pochhammer-Chree equation(PC) are investigated. Different kinds of solutions like bright-dark, kink, singular, hyperbolic, rational, trigonometric as well as Jacobi elliptic function solutions are obtained. The… read more here.
Keywords: propagation; chree equation; instability analysis; modulation instability ... See more keywords
Electro-Optomechanical Modulation Instability in a Semiconductor Resonator.
Sign Up to like & getrecommendations! Published in 2021 at "Physical review letters"
DOI: 10.1103/physrevlett.126.243901
Abstract: In semiconductor nano-optomechanical resonators, several forms of light-matter interaction can enrich the canonical radiation pressure coupling of light and mechanical motion and give rise to new dynamical regimes. Here, we observe an electro-optomechanical modulation instability… read more here.
Keywords: optomechanical modulation; electro optomechanical; semiconductor; modulation instability ... See more keywords
Exact Analytic Spectra of Asymmetric Modulation Instability in Systems with Self-Steepening Effect.
Sign Up to like & getrecommendations! Published in 2021 at "Physical review letters"
DOI: 10.1103/physrevlett.127.094102
Abstract: Nonlinear waves become asymmetric when asymmetric physical effects are present within the system. One example is the self-steepening effect. When exactly balanced with dispersion, it leads to a fully integrable system governed by the Chen-Lee-Liu… read more here.
Keywords: steepening effect; modulation instability; self steepening;
Nonlinear Localization of Dissipative Modulation Instability.
Sign Up to like & getrecommendations! Published in 2021 at "Physical review letters"
DOI: 10.1103/physrevlett.127.123901
Abstract: Modulation instability (MI) in the presence of noise typically leads to an irreversible and complete disintegration of a plane wave background. Here we report on experiments performed in a coherently driven nonlinear optical resonator that… read more here.
Keywords: modulation; localization dissipative; nonlinear localization; modulation instability ... See more keywords