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Related papers: Ionic KdV structure in weakly collisional plasmas

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The long-time evolution of the KdV-type solitons propagating in ferromagnetic materials is considered trough a multi-time formalism, it is governed by all equations of the KdV Hierarchy. The scaling coefficients of the higher order time…

Pattern Formation and Solitons · Physics 2007-05-23 Herve Leblond

Ideal MHD provides an accurate description of low-frequency Alfv\'en waves in fully ionized plasmas. However, higher frequency waves in many plasmas of the solar atmosphere cannot be correctly described by ideal MHD and a more accurate…

Solar and Stellar Astrophysics · Physics 2016-12-07 David Martínez-Gómez , Roberto Soler , Jaume Terradas

A long-standing challenge encountered in modeling plasma dynamics is achieving practical Vlasov equation simulation in multiple spatial dimensions over large length and time scales. While direct multi-dimension Vlasov simulation methods…

Plasma Physics · Physics 2015-05-30 Harvey A. Rose , William Daughton

The propagation characteristics and interactions between the dust acoustic (DA) one and multi solitons in an unmagnetized dusty plasmas composing negatively charged mobile dust, Boltzmann distributed electrons, nonextensive distributed cold…

Plasma Physics · Physics 2017-10-25 M. S. Alam , M. G. Hafez , M. R. Talukder , M. Hossain Ali

Quantum corrections to nonlinear ion acoustic wave with Landau damping have been computed using Wigner equation approach. The dynamical equation governing the time development of nonlinear ion acoustic wave with semiclassical quantum…

Pattern Formation and Solitons · Physics 2015-06-19 Abhik Mukherjee , Anirban Bose , M. S. Janaki

The limitations of Hall MHD as a model for turbulence in weakly collisional plasmas are explored using quantitative comparisons to Vlasov-Maxwell kinetic theory over a wide range of parameter space. The validity of Hall MHD in the cold ion…

Solar and Stellar Astrophysics · Physics 2020-01-29 Gregory G. Howes

Fusion energy offers the potential for the generation of clean, safe, and nearly inexhaustible energy. While notable progress has been made in recent years, significant challenges persist in achieving net energy gain. Improving plasma…

Numerical Analysis · Mathematics 2023-05-30 Lukas Einkemmer , Qin Li , Li Wang , Yunan Yang

The Vlasov-Poisson system with massless electrons (VPME) is widely used in plasma physics to model the evolution of ions in a plasma. It differs from the Vlasov-Poisson system (VP) for electrons in that the Poisson coupling has an…

Analysis of PDEs · Mathematics 2021-05-27 Megan Griffin-Pickering , Mikaela Iacobelli

In this paper, we study the weakly-compressive high-frequency plasma waves which are superposed on a large-amplitude Alfv\'en wave in a multi-fluid plasma consisting of protons, electrons, and alpha particles. For these waves, the plasma…

Plasma Physics · Physics 2012-01-16 Daniel Verscharen , Eckart Marsch

Dust-ion collisional effect in dust ion acoustic waves is investigated in the framework of spherical and cylindrical geometry. For such study the fluid equation are takes and collisional effect is consider in the equation of momentum…

Plasma Physics · Physics 2021-12-08 Uday Narayan Ghosh , Laxmikanta Mandi , Prasanta Chatterjee

The time evolution of a collisionless plasma is modeled by the relativistic Vlasov-Maxwell system which couples the Vlasov equation (the transport equation) with the Maxwell equations of electrodynamics. We consider the case that the plasma…

Mathematical Physics · Physics 2020-07-03 Jörg Weber

The aim of these lectures is to show that the methods of classical Hamiltonian mechanics can be profitably used to solve certain classes of nonlinear partial differential equations. The prototype of these equations is the well-known…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 F. Magri , G. Falqui , M. Pedroni

Langmuir turbulence is an archetype of wave turbulence in plasma physics. By means of 1D-1V Vlasov-Poisson simulations, we show that coherent structures, called Langmuir cavitons, are generated by the long time evolution of Langmuir weak…

Plasma Physics · Physics 2013-01-16 P. Henri , F. Califano , C. Briand , A. Mangeney

A one-dimensional Vlasov-Poisson system is considered to elucidate how the information entropies of the probability distribution functions of the electron position and velocity variables evolve in the Landau damping process. Considering the…

Plasma Physics · Physics 2024-10-14 K. Maekaku , H. Sugama , T. -H. Watanabe

We study a stationary 3D/2D fluid-structure interaction problem between an elastic structure described by the linear plate equation and a fluid described by the compressible Navier-Stokes equations with hard-sphere pressure and…

Analysis of PDEs · Mathematics 2026-03-30 Boris Muha , Šárka Nečasová , Milan Pokorný , Srđan Trifunović , Justin T. Webster

By considering the inhomogeneities of media, a generalized variable-coefficient Kadomtsev-Petviashvili (vc-KP) equation is investigated, which can be used to describe many nonlinear phenomena in fluid dynamics and plasma physics. In this…

Exactly Solvable and Integrable Systems · Physics 2015-06-03 Shou-Fu Tian , Hong-Qing Zhang

This paper discusses the construction of a new $(3+1)$-dimensional Korteweg-de Vries (KdV) equation. By employing the KdV's recursion operator, we extract two equations, and with elemental computation steps, the obtained result is $…

Mathematical Physics · Physics 2024-04-29 Nardjess Benoudina , Chaudry Massood Khalique , Ji Lin

The present work extends earlier considerations on a quintessential model of cold, collisionless plasmas, namely the Adlam-Allen model. Previously, an analysis of homoclinic solutions around a non-vanishing background (associated with a…

Pattern Formation and Solitons · Physics 2025-04-24 George P. Veldes , Vassilis Koukouloyannis , Dimitrios J. Frantzeskakis , Panayotis G. Kevrekidis

Boundary effects are crucial for dynamics of dilute charged gases governed by the Vlasov-Poisson-Boltzmann (VPB) system. In this paper, we study the existence and regularity of solutions to the VPB system with soft potential in a bounded…

Analysis of PDEs · Mathematics 2021-11-18 Fucai Li , Yichun Wang

Ion acceleration due to the interaction between a short high-intensity laser pulse and a moderately overdense plasma target is studied using Eulerian Vlasov-Maxwell simulations. The effects of variations in the plasma density profile and…

Plasma Physics · Physics 2016-05-25 B. Svedung Wettervik , T. C. DuBois , T. Fülöp
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