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Related papers: Weibel Instabilities in Dense Quantum Plasmas

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Continuum kinetic simulations are increasingly capable of resolving high-dimensional phase space with advances in computing. These capabilities can be more fully explored by using linear kinetic theory to initialize the self-consistent…

Plasma Physics · Physics 2024-05-17 D. W. Crews , U. Shumlak

Electric and magnetic self-fields can exist in the rotating plasma. A self-sustained rotation can be established in the plasma. The disturbed distribution function of rotating plasma is derived from the Vlasov equation. The propagation of…

Plasma Physics · Physics 2009-11-06 S. N. Arteha

Shock acceleration is an ubiquitous phenomenon in astrophysical plasmas. Plasma waves and their associated instabilities (e.g., the Buneman instability, two-streaming instability, and the Weibel instability) created in the shocks are…

Astrophysics · Physics 2009-11-07 K. -I. Nishikawa , P. Hardee , G. Richardson , R. Preece , H. Sol , G. J. Fishman

In the context of quantum field theory (QFT), unstable particles are associated with complex-valued poles of two-body scattering matrices in the unphysical sheet of rapidity space. The Breit-Wigner formula relates this pole to the mass and…

High Energy Physics - Theory · Physics 2022-04-07 Olalla A. Castro-Alvaredo , Cecilia De Fazio , Benjamin Doyon , Aleksandra A. Ziółkowska

We present the first observation of instability in weakly magnetized, pressure dominated plasma Couette flow firmly in the Hall regime. Strong Hall currents couple to a low frequency electromagnetic mode that is driven by high-$\beta$…

Plasma Physics · Physics 2021-05-12 J. Milhone , K. Flanagan , J. Egedal , D. Endrizzi , J. Olson , E. E. Peterson , J. C. Wright , C. B. Forest

In this paper we study a simple model consisting of a dilute fully ionized plasma in the presence of the gravitational and a constant magnetic field to analyze the propagation of hydromagnetic instabilities. In particular we show that the…

Astrophysics · Physics 2007-05-23 A. Sandoval-Villalbazo , L. S. Garcia-Colin , A. Arrieta

The shape of the anisotropic velocity distribution function, beyond the realm of strict Maxwellians can play a significant role in determining the evolution of the Weibel instability dictating the dynamics of self-generated magnetic fields.…

Plasma Physics · Physics 2021-09-08 Thales Silva , Bedros Afeyan , Luis O. Silva

Slow dynamical changes in magnetic-field strength and invariance of the particles' magnetic moments generate ubiquitous pressure anisotropies in weakly collisional, magnetized astrophysical plasmas. This renders them unstable to fast,…

Plasma Physics · Physics 2015-06-22 F. Rincon , A. A. Schekochihin , S. C. Cowley

The Weibel instability from counterstreaming plasma flows is a basic process highly relevant for collisionless shock formation in astrophysics. In this Letter we investigate, via two- and three- dimensional simulations, suitable…

Plasma Physics · Physics 2017-10-04 Anna Grassi , Mickael Grech , Francois Amiranoff , Andrea Macchi , Caterina Riconda

In this paper the dominant effect of electron inertia on the dynamics of localized density excitations is studied in a quantum plasma in the presence of electron spin effects. Using the quantum magnetohydrodynamics (QMHD) model including…

Plasma Physics · Physics 2015-05-30 M. Akbari-Moghanjoughi

This present study deals with the dissipative instability that appears in a compressible partially ionised plasma slab embedded in a uniform magnetic field, modelling the state of the plasma in solar prominences. In the partially ionised…

Solar and Stellar Astrophysics · Physics 2018-02-28 J. F. Mather , I. Ballai , R. Erdelyi

We propose a different type of Landau instability in trapped Bose-Einstein condensates by a helically moving environment. In the presence of quantized vortices, the instability can cause spontaneous radiation and amplification of Kelvin…

Other Condensed Matter · Physics 2010-11-29 Hiromitsu Takeuchi , Kenichi Kasamatsu , Makoto Tsubota

Quantal effects on growth of spinodal instabilities in charge asymmetric nuclear matter are investigated in the framework of a stochastic mean field approach. Due to quantal effects, in both symmetric and asymmetric matter, dominant…

Nuclear Theory · Physics 2008-11-26 S. Ayik , N. Er , O. Yilmaz , A. Gokalp

The filamentation instability of the electromagnetic (EM) beam in an underdense plasma with high level of degeneracy is examined by means of the momentum equation, continuity equation and Maxwell's equations. It has been demonstrated that…

Plasma Physics · Physics 2019-03-27 R. M. Goshadze , V. I. Berezhiani , Z. Osmanov

We present the results of theoretical analysis and numerical simulations of the Weibel instability in two counter-streaming hot relativistic plasma flows, e.g. flows of electron-proton plasma having rest-mass density $\rho \sim 10^{-4}\;…

High Energy Astrophysical Phenomena · Physics 2017-12-27 E. N. Nerush , D. A. Serebryakov , I. Yu. Kostyukov

We investigate an efficient mechanism for generating magnetic fields in turbulent, collisionless plasmas. By using fully kinetic, particle-in-cell simulations of an initially non-magnetized plasma, we inspect the genesis of magnetization,…

Plasma Physics · Physics 2021-12-01 F. Pucci , M. Viviani , F. Valentini , G. Lapenta , W. H. Matthaeus , S. Servidio

Plasmas created by high-intensity lasers are often subject to the formation of kinetic-streaming instabilities, such as the Weibel instability, which lead to the spontaneous generation of high-amplitude, tangled magnetic fields. These…

Plasma Physics · Physics 2015-11-24 Brett D. Keenan , Mikhail V. Medvedev

The unexpected features of the two-stream instability in electrostatic quantum plasmas are interpreted in terms of the coupling of approximate fast and slow waves. This is accomplished thanks to the factorization of the dispersion relation…

Plasma Physics · Physics 2015-05-13 F. Haas , A. Bret , P. K. Shukla

Quantum turbulence shares many similarities with classical turbulence in the isotropic and homogeneous case, despite the inviscid and quantized nature of its vortices. However, when quantum fluids are subjected to rotation, their turbulent…

Quantum Gases · Physics 2025-06-23 Julian Amette Estrada , Marc E. Brachet , Pablo D. Mininni

Shock acceleration is an ubiquitous phenomenon in astrophysical plasmas. Plasma waves and their associated instabilities (e.g., Buneman, Weibel and other two-stream instabilities) created in collisionless shocks are responsible for particle…

Astrophysics · Physics 2015-06-24 K. -I. Nishikawa , P. Hardee , C. B. Hededal , G. Richardson , R. Preece , H. Sol , G. J. Fishman