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Linearly polarized solitary waves, arising from the interaction of an intense laser pulse with a plasma, are investigated. New localized structures, in the form of exact \Changes{numerical} nonlinear solutions of the one-dimensional…

等离子体物理 · 物理学 2015-03-11 G. Sánchez-Arriaga , E. Siminos , V. Saxena , I. Kourakis

Bending of solitons in two dimensional plane is presented in the presence of weak and slowly varying inhomogeneous ion density for the propagation of ion acoustic soliton in unmagnetized cold plasma with isothermal electrons. Using…

等离子体物理 · 物理学 2018-06-13 Abhik Mukherjee , M. S. Janaki , Anjan Kundu

We study the characteristics of small-amplitude nonlinear dust-ion-acoustic (DIA) solitary waves in active magnetized positive-ion-beam-driven dusty plasmas with the effects of nonadiabatic and adiabatic dust charge variations. In the…

等离子体物理 · 物理学 2025-10-17 N. P. Acharya , S. Basnet , A. P. Misra , R. Khanal

We study the dynamics of two-dimensional nonlinear ion-ion hybrid waves propagating perpendicular to an external magnetic field in plasmas with two ion species. We derive nonlinear equations for the envelope of electrostatic potential at…

斑图形成与孤子 · 物理学 2024-04-15 Volodymyr M. Lashkin

The nonlinear propagation of small but finite amplitude dust ion-acoustic waves (DIAWs) in an ion-beam driven plasma with Boltzmannian electrons, positive ions and stationary charged dust grains, is studied by using the standard reductive…

等离子体物理 · 物理学 2010-10-27 N. C. Adhikary , A. P. Misra , H. Bailung , J. Chutia

Propagation of arbitrary-amplitude ion-acoustic solitary (IASWs) as well as periodic waves (IAPWs) is investigated in a fully degenerate quantum electron-ion plasma consisting of isothermal- or adiabatic-ion species. It is shown that the…

等离子体物理 · 物理学 2010-10-14 M. Akbari-Moghanjoughi

The nonlinear propagation of two-dimensional (2D) quantum ion-acoustic waves (QIAWs) is studied in a quantum electron-ion plasma. By using a 2D quantum hydrodynamic model and the method of multiple scales, a new set of coupled nonlinear…

等离子体物理 · 物理学 2009-12-23 Amar P. Misra , Mattias Marklund , Gert Brodin , Padma K. Shukla

Dust-ion-acoustic (DIA) rogue waves (DIARWs) are investigated in a three components dusty plasma system containing inertialess electrons featuring non-thermal non-extensive distribution as well as inertial warm ions and negative dust…

等离子体物理 · 物理学 2020-01-08 T. I. Rajib , N. K. Tamanna , N. A. Chowdhury , A. Mannan , S. Sultana , A. A. Mamun

The dusty plasma system (containing nonthermally distributed inertialess electron species, warm inertial ion species, and positively charged stationary dust species) is considered. The basic features of subsonic and supersonic…

等离子体物理 · 物理学 2021-04-14 R. K. Shikha , M. M. Orani , A. A. Mamun

Theoretical and numerical studies are presented of the amplitude modulation of electron-acoustic waves (EAWs) propagating in space plasmas whose constituents are inertial cold electrons, Boltzmann distributed hot electrons and stationary…

空间物理 · 物理学 2009-11-10 I. Kourakis , P. K. Shukla

The modulational instability (MI) criteria of dust-ion-acoustic (DIA) waves (DIAWs) have been investigated in a four-component pair-ion plasma having inertial pair-ions, inertialess non-thermal non-extensive electrons, and immobile…

等离子体物理 · 物理学 2021-02-04 M. K. Islam , A. A. Noman , J. Akter , N. A. Chowdhury , A. Mannan , T. S. Roy , M. Salahuddin , A. A. Mamun

The investigation employed the reductive perturbation approach to study the nonlinear propagation of shear Alfvenic waves in an electron-positron (EP) plasma medium. Utilizing the solitary wave solution of the derivative nonlinear…

等离子体物理 · 物理学 2024-01-17 T. I. Rajib

The head-on collision of ion-acoustic solitary waves in a collisionless plasma with cold ions and Boltzmann electrons is studied. It is shown that solitary waves of sufficiently large amplitudes do not retain their identity after a…

等离子体物理 · 物理学 2017-11-28 Yu. V. Medvedev

Using the extended Poincar\'{e}-Lighthill-Kuo (PLK) reductive perturbation method to study the small-amplitude ion acoustic solitary wave (IASW) dynamics (propagation and interaction), it is shown that in Thomas-Fermi magneto-plasma…

太阳与恒星天体物理 · 物理学 2010-10-05 M. Akbari-Moghanjoughi

The reductive perturbation approach was used to explore the nonlinear propagation of fast (compressive) and slow (rarefactive) electron-position (EP) magneto-acoustic (EPMA) modes in an EP plasma medium. The solitary wave solution of the…

等离子体物理 · 物理学 2024-06-19 T. I. Rajib , S. Sultana

Head-on collisions of ion-acoustic solitary waves in a collisionless plasma consisting of cold ions and Boltzmann electrons are studied using the particle-in-cell simulation. It is shown that the collision of solitary waves can occur under…

等离子体物理 · 物理学 2019-09-04 Yu. V. Medvedev

Propagation of localized waves in a Fermi-Dirac distributed super dense matter at the presence of strong external magnetic fields is studied using the reductive perturbation method. Previous works indicate that localized waves break down in…

高能天体物理现象 · 物理学 2015-06-30 Azam Ghaani , Kurosh Javidanyand , Mohsen Sarbishaei

Numerical experiments involving the interaction of two solitary waves of the ion acoustic plasma equations are described. An exact 2-soliton solution of the relevant KdV equation was fitted to the initial data, and good agreement was…

solv-int · 物理学 2009-10-31 Yi Li , D. H. Sattinger

This Chapter outlines the basic properties of waves in solar partially ionized plasmas. It provides a summary of the main sets of equations, from the single-fluid formalism, to the multi-fluid one, giving examples for purely hydrogen, and…

太阳与恒星天体物理 · 物理学 2024-09-19 Elena Khomenko , David Martínez-Gómez

The effects of linear Landau damping on the nonlinear propagation of dust-acoustic solitary waves (DASWs) are studied in a collisionless unmagnetized dusty plasma with two species of positive ions. The extremely massive, micron-seized, cold…

等离子体物理 · 物理学 2015-08-04 A. P. Misra , Arnab Barman