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It is generally accepted that the ion acoustic (IA) wave in plasmas containing ions and electrons with the same temperature is of minor importance due to strong damping of the wave by hot resonant ions. In this work it will be shown that…

Plasma Physics · Physics 2015-06-15 J. Vranjes

The system made by a charged particle interacting with a single electrostatic wave which propagates perpendicularly to the magnetic field, at a frequency larger than the cyclotron one, has been extensively studied in literature due to its…

Plasma Physics · Physics 2025-12-23 F. Sattin. L. Martinelli

Two charge- and current neutral plasma beams are modelled with a one-dimensional PIC simulation. The beams are uniform and unbounded. The relative speed between both beams is 0.4c. One beam is composed of electrons and protons and one out…

Astrophysics · Physics 2014-11-18 M E Dieckmann , A Bret

In the upper layers of the solar atmosphere the temperature increases sharply. We studied possibility of the transfer of neutrals motion energy into the electrostatic waves.Electrostatic waves could damp in the upper layers of the solar…

Solar and Stellar Astrophysics · Physics 2013-03-04 George Machabeli Giorgi Dalakishvili Vladimir Krasnoselskikh

A complex plasma medium (containing Cairns nonthermal electron species, adiabatically warm inertial ion species, and stationary positively charged dust (PCD) species (making a plasma system very complex) is considered. The effects of PCD…

Plasma Physics · Physics 2021-01-27 A A Mamun , Abdul Mannan

In plasmas with electron drift (current) relative to static ions, the ion acoustic wave is subject to the kinetic instability which takes place if the directed electron speed exceeds the ion acoustic speed. The instability threshold becomes…

Plasma Physics · Physics 2009-07-21 J. Vranjes , S. Poedts , Z. Ehsan

Strong collisional shocks in multi-ion plasmas are featured in many environments, with Inertial Confinement Fusion (ICF) experiments being one prominent example. Recent work [Keenan ${\it et \ al.}$, PRE ${\bf 96}$, 053203 (2017)] answered…

Plasma Physics · Physics 2018-04-04 Brett D. Keenan , Andrei N. Simakov , William T. Taitano , Luis Chacon

An experimental investigation of the propagation characteristics of shock waves in an inhomogeneous dusty plasma is carried out in the Dusty Plasma Experimental (DPEx) device. A homogeneous dusty plasma, made up of poly-dispersive kaolin…

Plasma Physics · Physics 2020-08-26 Garima Arora , P. Bandyopadhyay , M. G. Hariprasad , A. Sen

We study the effects of ion-dust collisions and ion kinematic viscosities on the linear ion-acoustic instability as well as the nonlinear propagation of small amplitude solitary waves and shocks (SWS) in a negative ion plasma with immobile…

Plasma Physics · Physics 2012-11-27 A. P. Misra , N. C. Adhikary , P. K. Shukla

Variation of voltage profiles with different time scales leads to the redistribution of deposited energy as well as electro-hydrodynamic forces, while the mechanism and scaling law is still unknown. On the basis of theoretical and numerical…

Plasma Physics · Physics 2020-12-02 Yifei Zhu , Yun Wu

Microcavity plasma arrays of inverse pyramidal cavities have been fabricated in p-Si wafers. Each cavity acts as a microscopic dielectric barrier discharge. Operated at atmospheric pressure in argon and excited with high voltage at about 10…

We observe the formation of shock waves in a Bose-Einstein condensate containing a large number of sodium atoms. The shock wave is initiated with a repulsive, blue-detuned light barrier, intersecting the BEC, after which two shock fronts…

We experimentally examine a laser-induced underwater shock wave with a special attention to pressure impulse, the time integral of pressure evolution. %total pressure variation associated with the shock wave. Plasma formation, shock-wave…

Fluid Dynamics · Physics 2016-11-23 Yoshiyuki Tagawa , Shota Yamamoto , Keisuke Hayasaka , Masaharu Kameda

We present the results of analytical modelling of fast-mode magnetohydrodynamic wave propagation near a 2D magnetic null point. We consider both a linear wave and a weak shock and analyse their behaviour in cold and warm plasmas. We apply…

Solar and Stellar Astrophysics · Physics 2015-06-05 Andrey N. Afanasyev , Arkadiy M. Uralov

We have used the Sagdeev pseudo-potential technique to investigate the arbitrary amplitude ion acoustic solitons, double layers and supersolitons in a collisionless magnetized plasma consisting of adiabatic warm ions, isothermal cold…

Plasma Physics · Physics 2020-04-22 Sandip Dalui , Sankirtan Sardar , Anup Bandyopadhyay

The dispersion characteristics of an circularly polarized electromagnetic wave of arbitrary amplitude, propagating in a highly (thermally and kinematically) relativistic plasma, are shown to approach those of a linear wave in an…

Plasma Physics · Physics 2018-07-17 Swadesh Mahajan , Manasvi Lingam

The propagation of dust-ion-acoustic shock waves (DIASHWs) in a three-component magnetized plasma having inertialess super-thermal electrons, inertial warm positive ions and negative dust grains has been investigated. A Burgers' equation is…

Plasma Physics · Physics 2021-04-09 T. Yeashna , R. K. Shikha , N. A. Chowdhury , A. Mannan , S. Sultana , A. A. Mamun

We present experimental evidence supported by simulations of a relativistic ionization wave launched into surrounding gas by the sheath field of a plasma filament with high energy electrons. Such filament is created by irradiating a…

Plasma Physics · Physics 2015-06-17 M. W. McCormick , A. V. Arefiev , H. J. Quevedo , R. D. Bengtson , T. Ditmire

Employing the Sagdeev pseudo-potential technique the ion acoustic solitary structures have been investigated in an unmagnetized collisionless plasma consisting of adiabatic warm ions, nonthermal electrons and isothermal positrons. The…

Plasma Physics · Physics 2016-06-01 Ashesh Paul , Anup Bandyopadhyay

The spectrum of electromagnetic waves propagating in a strongly coupled magnetized fully ionized hydrogen plasma is found. The ion motion and damping being neglected, the influence of the Coulomb coupling on the electromagnetic spectrum is…

Plasma Physics · Physics 2009-10-31 I. M. Tkachenko , J. Ortner , V. M. Rylyuk
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