Results 1 to 10 of about 78,307 (196)

Nonlinear superposition between lump soliton and other nonlinear localized waves for the (2+1)-dimensional Korteweg–de Vries–Sawada–Kotera–Ramani equation

open access: yesResults in Physics, 2023
In the previous studies, the authors have reported the lump soliton collided with other nonlinear localized waves for (2+1)-dimensional Korteweg–de Vries–Sawada-Kotera–Ramani equation.
Longxing Li   +3 more
doaj   +1 more source

Nonlinear Fourier Analysis: Rogue Waves in Numerical Modeling and Data Analysis

open access: yesJournal of Marine Science and Engineering, 2020
Nonlinear Fourier Analysis (NLFA) as developed herein begins with the nonlinear Schrödinger equation in two-space and one-time dimensions (the 2+1 NLS equation).
Alfred R. Osborne
doaj   +1 more source

Role of Nonlinear Four-Wave Interactions Source Term on the Spectral Shape

open access: yesJournal of Marine Science and Engineering, 2020
The goal of this paper is to investigate the importance of the four-wave nonlinear interactions (SNL4) on the shape of the power spectrum of ocean waves.
Sonia Ponce de León, Alfred R. Osborne
doaj   +1 more source

Magnetic properties of twisted plasmons

open access: yesFundamental Plasma Physics, 2022
We consider the linear and nonlinear properties of twisted plasmons propagating in a magnetized plasma. Twisted plasmons are electron plasma waves with a finite amount of angular momentum.
J.T. Mendonça
doaj   +1 more source

Chirped Periodic and Solitary Waves for Improved Perturbed Nonlinear Schrödinger Equation with Cubic Quadratic Nonlinearity

open access: yesFractal and Fractional, 2021
In this paper, we study the improved perturbed nonlinear Schrödinger equation with cubic quadratic nonlinearity (IPNLSE-CQN) to describe the propagation properties of nonlinear periodic waves (PW) in fiber optics.
Aly R. Seadawy   +2 more
doaj   +1 more source

Nonlinear Interaction Between H+ Band and He+ Band EMIC Waves: Van Allen Probe Observations and Hybrid Simulations

open access: yesGeophysical Research Letters, 2022
Nonlinear theory has predicted that wave‐wave coupling from different band electromagnetic ion cyclotron (EMIC) waves can occur in multiple‐ion plasmas. However, no direct observational evidence has been reported yet.
Dan Deng   +5 more
doaj   +1 more source

Breather Turbulence: Exact Spectral and Stochastic Solutions of the Nonlinear Schrödinger Equation

open access: yesFluids, 2019
I address the problem of breather turbulence in ocean waves from the point of view of the exact spectral solutions of the nonlinear Schrödinger (NLS) equation using two tools of mathematical physics: (1) the inverse scattering transform (IST) for ...
Alfred R. Osborne
doaj   +1 more source

Numerical Study on Regular Wave Shoaling, De-Shoaling and Decomposition of Free/Bound Waves on Gentle and Steep Foreshores

open access: yesJournal of Marine Science and Engineering, 2020
Numerical tests are performed to investigate wave transformations of nonlinear nonbreaking regular waves with normal incidence to the shore in decreasing and increasing water depth.
Mads Røge Eldrup, Thomas Lykke Andersen
doaj   +1 more source

Propagation of Nonlinear Dust-Acoustic Waves in a Self-Gravitating Collision Magnetized Dusty Plasma in Earth’s Magnetosphere

open access: yesAdvances in Astronomy, 2023
The nonlinear propagation of different types of DANW acoustic dust nonlinear waves has been investigated in a magnetized dusty plasma consisting of negatively charged dust particles, Maxwellian electrons, and ions.
Aljawhara H. Almuqrin   +2 more
doaj   +1 more source

Meshless Generalized Finite Difference Method for the Propagation of Nonlinear Water Waves under Complex Wave Conditions

open access: yesMathematics, 2022
The propagation of nonlinear water waves under complex wave conditions is the key issue of hydrodynamics both in coastal and ocean engineering, which is significant in the prediction of strongly nonlinear phenomena regarding wave–structure interactions ...
Ji Huang   +3 more
doaj   +1 more source

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