Results 11 to 20 of about 5,089,610 (309)

BO: A unified tool for plasma waves and instabilities analysis [PDF]

open access: yesComputer Physics Communications, 2019
A unified numerically solvable framework for dispersion relations with arbitrary number of species drifting at arbitrary directions and with Krook collision is derived for linear uniform/homogenous kinetic plasma, which largely extended the standard one [
Hua-sheng Xie
semanticscholar   +1 more source

Direct Observation of Plasma Waves and Dynamics Induced by Laser-Accelerated Electron Beams [PDF]

open access: yesPhysical Review X, 2018
Plasma wakefield acceleration (PWFA) is a novel acceleration technique with promising prospects for both particle colliders and light sources. However, PWFA research has so far been limited to a few large-scale accelerator facilities worldwide.
M. Gilljohann   +21 more
semanticscholar   +1 more source

Gyroresonant wave-particle interactions with chorus waves during extreme depletions of plasma density in the Van Allen radiation belts

open access: yesScience Advances, 2021
Periods of low plasma density allow chorus waves to accelerate radiation belt electrons to ultrarelativistic energies. The Van Allen Probes mission provides unique measurements of the most energetic radiation belt electrons at ultrarelativistic energies.
H. Allison   +4 more
semanticscholar   +1 more source

Kinetic simulations of ladder climbing by electron plasma waves. [PDF]

open access: yesPhysical Review E, 2017
The energy of plasma waves can be moved up and down the spectrum using chirped modulations of plasma parameters, which can be driven by external fields. Depending on whether the wave spectrum is discrete (bounded plasma) or continuous (boundless plasma),
K. Hara   +4 more
semanticscholar   +1 more source

Enhanced Radiation Levels at Aviation Altitudes and Their Relationship to Plasma Waves in the Inner Magnetosphere

open access: yesSpace Weather, 2023
It is believed that galactic cosmic rays and solar energetic particles are the two major sources of ionizing radiation. However, the radiation source may also be due to relativistic electrons that are associated with precipitation from the Van Allen ...
Homayon Aryan   +4 more
doaj   +1 more source

Second-order perturbations in Alfvén waves in finite pressure plasma

open access: yesSolar-Terrestrial Physics, 2022
It is shown first that in finite pressure plasma, just as in cold plasma, Alfvén waves created by an initial perturbation generate plasma flows and decreases in the magnetic field, which propagate along with these waves.
Dmitrienko I. S.
doaj   +1 more source

Stimulation of Waves and Instabilities in Response to Irradiation of Electromagnetic Fields into Plasmas

open access: yesMajlesi Journal of Electrical Engineering, 2022
Plasma is a unique phase of matter constituting positively or negatively charged atoms, excited atoms, neutral atoms, electrons, radicals, etcetera displaying a unique role in the nuclear fusion research besides studying electrical discharges in the ...
Niharika Verma   +3 more
doaj   +1 more source

Discussion on Rayleigh equation obtained for a Hall thruster plasma with dust

open access: yesJournal of Theoretical and Applied Physics, 2018
The present study focuses on the Rayleigh equation derived in the case of a Hall thruster plasma having dust contamination, produced near the exit of the channel due to the finite divergence of the accelerated ions and the sputtering of the walls. In the
Jasvendra Tyagi   +2 more
doaj   +1 more source

Resonant third harmonic generation of super-Gaussian laser beam in a rippled density plasma

open access: yesJournal of Theoretical and Applied Physics, 2018
Resonant third harmonic generation of super-Gaussian laser beam in rippled density plasma is studied. Both the relativistic and ponderomotive nonlinearities are included in the analysis, and the study is done for self-guided laser beam.
Lalita Devi, Hitendra K. Malik
doaj   +1 more source

Effect of dust on tilted electrostatic resistive instability in a Hall thruster

open access: yesJournal of Theoretical and Applied Physics, 2018
Effect of negatively charged dust on resistive instability corresponding to the electrostatic wave is investigated in a Hall thruster plasma when this purely azimuthal wave is tilted and strong axial component of wave vector is developed.
Jasvendra Tyagi   +2 more
doaj   +1 more source

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