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We found, through analytical and numerical methods, new towers of infinite number of asymptotically conserved charges for deformations of the Korteweg-de Vries equation (KdV). It is shown analytically that the standard KdV also exhibits…

High Energy Physics - Theory · Physics 2020-06-02 H. Blas , R. Ochoa , D. Suarez

Synchronous collisions between a large number of solitons are considered in the context of a statistical description. It is shown that during the interaction of solitons of the same signs the wave field is effectively smoothed out. When the…

Pattern Formation and Solitons · Physics 2022-10-26 A. V. Slunyaev , T. V. Tarasova

Harmonically modulated complex solitary waves which are a generalized type of envelope soliton (herein coined oscillatory solitons) are studied for the two U(1)-invariant integrable generalizations of the modified Korteweg-de Vries…

Exactly Solvable and Integrable Systems · Physics 2016-09-09 Stephen C. Anco , Abdus Sattar Mia , Mark R. Willoughby

We study solitary wave solutions of the fifth-order Korteweg - de Vries equation which contains, besides the traditional quadratic nonlinearity and third-order dispersion, additional terms including cubic nonlinearity and fifth order linear…

Fluid Dynamics · Physics 2018-03-14 K. R. Khusnutdinova , Y. A. Stepanyants , M. R. Tranter

The core focus of this research work is to obtain invariant solutions and conservation laws of the (3+1)-dimensional ZK equation, a higher-dimensional generalization of the Korteweg--de Vries (KdV) equation, which describes the phenomenon…

Analysis of PDEs · Mathematics 2025-09-04 Anshika Singhal , Urvashi Joshi , Rajan Arora

An optimal-velocity (OV) model describes car motion on a single lane road. In particular, near to the boundary signifying the onset of traffic jams, this model reduces to a perturbed Korteweg-de Vries (KdV) equation using asymptotic…

Dynamical Systems · Mathematics 2017-04-26 Laura Hattam

For more than 20 years, the Korteweg-de Vries equation has been intensively explored from the mathematical point of view. Regarding control theory, when adding an internal force term in this equation, it is well known that the Korteweg-de…

Analysis of PDEs · Mathematics 2021-06-03 Roberto de A. Capistrano-Filho

In this paper, we study the novel nonlinear wave structures of a (2+1)-dimensional variable-coefficient Korteweg-de Vries (KdV) system by its analytic solutions. Its $N$-soliton solution are obtained via Hirota's bilinear method, and in…

Exactly Solvable and Integrable Systems · Physics 2024-09-27 Yaqing Liu , Linyu Peng

The Korteweg-De Vries (KdV) equation is a paradigmatic model of integrable classical fields, admitting solitoning solutions. When many solitons are near to each other, their shapes are modified, and it is not manifest, from the KdV field,…

Mathematical Physics · Physics 2026-05-19 Benjamin Doyon

Some types of coupled Korteweg de-Vries (KdV) equations are derived from an atmospheric dynamical system. In the derivation procedure, an unreasonable $y$-average trick (which is usually adopted in literature) is removed. The derived models…

Exactly Solvable and Integrable Systems · Physics 2009-11-11 S. Y. Lou , Bin Tong , Heng-chun Hu , Xiao-yan Tang

In this paper, we reconsider the well-known result of Pego-Weinstein \cite{MR1289328} that soliton solutions to the Korteweg-deVries equation are asymptotically stable in exponentially weighted spaces. In this work, we recreate this result…

Analysis of PDEs · Mathematics 2014-10-28 Brian Pigott , Sarah Raynor

The dynamics of soliton pulses in the Nonlinear Schrodinger Equation (NLSE) driven by an external Traveling wave is studied analytically and numerically. The Hamiltonian structure of the system is used to show that, in the adiabatic…

patt-sol · Physics 2009-10-31 Gil Cohen

The effect of an externally applied force upon dynamics of dissipative solitons is analyzed in the framework of the one-dimensional cubic-quintic complex Ginzburg-Landau equation supplemented by a linear potential term. The potential…

Pattern Formation and Solitons · Physics 2018-02-08 Bogdan A. Kochetov , Vladimir R. Tuz

With the nonuniform media taken into account, the nonisospectral and variable-coefficient Korteweg-de Vries equation, which describes various physical situations such as fluid dynamics and plasma, is under investigation in this paper. With…

Pattern Formation and Solitons · Physics 2017-10-17 Ling-Jun Liu , Xin Yu

In this paper, we consider a soliton gas of the focusing modified Korteweg-de Vries generated from the $N$-soliton solutions under the nonzero background. The spectral soliton density is chosen on the pure imaginary axis, excluding the…

Exactly Solvable and Integrable Systems · Physics 2024-07-09 Xiaoen Zhang , Liming Ling

We analyze the case of a dense mKdV soliton gas and its large time behaviour in the presence of a single trial soliton. We show that the solution can be expressed in terms of Fredholm determinants as well as in terms of a Riemann-Hilbert…

Mathematical Physics · Physics 2023-05-16 Manuela Girotti , Tamara Grava , Robert Jenkins , Ken T-R McLaughlin , Alexander Minakov

Nonlinear non-Abelian Korteweg-de Vries (KdV) and modified Korteweg-de Vries (mKdV) equations and their links via Baecklund transformations are considered. The focus is on the construction of soliton solutions admitted by matrix modified…

Mathematical Physics · Physics 2020-02-13 Sandra Carillo , Mauro Lo Schiavo , Cornelia Schiebold

The nonstationary dynamics of topological solitons (dislocations, domain walls, fluxons) and their bound states in one-dimensional systems with high dispersion are investigated. Dynamical features of a moving kink emitting radiation and…

Pattern Formation and Solitons · Physics 2020-08-11 M. M. Bogdan , O. V. Charkina

We investigate theoretically soliton excitations and dynamics of their formation in strongly correlated systems of ultracold bosonic atoms in two and three dimensional optical lattices. We derive equations of nonlinear hydrodynamics in the…

Quantum Gases · Physics 2015-05-27 Eugene Demler , Andrei Maltsev

We study the dynamics of dark solitons in an incoherently pumped exciton-polariton condensate by means of a system composed by a generalized open-dissipative Gross-Pitaevskii equation for the polaritons' wavefunction and a rate equation for…

Pattern Formation and Solitons · Physics 2017-11-22 R. Carretero-González , J. Cuevas-Maraver , D. J. Frantzeskakis , T. P. Horikis , P. G. Kevrekidis , A. S. Rodrigues
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