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Plasmas in space

IEEE Spectrum, 1966
Although 95 percent of the universe is made up of ionized gases or plasma, and although most plasmas exist in magnetic fields, the problem of the behavior of these gases in magnetic fields is a relatively new field of scientific investigation. This article reviews the new findings and speculations on solar dynamics, and concentrates especially on the ...
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Plasma resonance stimulation in space plasmas

Advances in Space Research, 1981
It is noted that relaxation sounders have been found to work very well in dilute plasmas far from the earth. The sounders are thus extremely powerful diagnostic tools. In the solar wind and magnetosheath, they provide a sure and precise measurement of the electron density.
J. Etcheto   +2 more
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Space Plasma Simulation

2003
Particle-in-Cell Simulation of Plasmas- A Tutorial.- Parallel 3-D Electromagnetic Particle Code Using High Performance FORTRAN: Parallel TRISTAN.- Full Particle Electromagnetic Simulation of Collisionless Shocks.- Simulation of Electron Beam Instabilities and Nonlinear Potential Structures.- Kinetic Simulation of Inhomogeneous Plasma with a Variable ...
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Lagrangian coherent structures in space plasmas

Reviews of Modern Plasma Physics, 2023
E. Rempel   +6 more
semanticscholar   +1 more source

Plasmas in space

Physics Today, 1963
About twenty years ago, the so-called “infall” theory had been thoroughly worked out by Hoyle and by Alfvén. They reasoned that, since the sun moves through clouds of interstellar hydrogen gas, the neutral hydrogen must fall in toward the sun under the influence of the gravitational field.
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Effects of suprathermal electrons on the proton temperature anisotropy in space plasmas: Electromagnetic ion-cyclotron instability

, 2016
In collision-poor plasmas from space, e.g., the solar wind and planetary magnetospheres, the kinetic anisotropy of the plasma particles is expected to be regulated by the kinetic instabilities.
S. M. Shaaban   +3 more
semanticscholar   +1 more source

Space electric propulsion plasmas

IEEE Transactions on Plasma Science, 1991
Electric thrusters offer the promise of a substantial improvement in performance over that of conventional chemical rockets currently used in space propulsion applications. There are three basically different ways in which electrical power and propellant inputs might be combined to produce thrust: (1) propellant can be heated electrically and then ...
P.J. Wilbur, R.G. Jahn, F.C. Curran
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Misestimation of temperature when applying Maxwellian distributions to space plasmas described by kappa distributions

, 2016
This paper presents the misestimation of temperature when observations from a kappa distributed plasma are analyzed as a Maxwellian. One common method to calculate the space plasma parameters is by fitting the observed distributions using known ...
G. Nicolaou, G. Livadiotis
semanticscholar   +1 more source

Selfgravitational Space Plasma

1991
Collective processes in a plasma with charged dust particles with account of gravitational interaction between the particles are considered. Formulae for the dielectric constant are derived in the cases of an isotropic and magnetized plasma. The secular equations are investigated and energy losses of a probe particle are considered.
P. V. Bliokh, V. V. Yaroshenko
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Space Plasma Instabilities

2010
Space storms are extreme manifestations of space plasma instabilities. Onset of a solar flare or a substorm expansion are examples of complex phenomena involving rapid perturbations and system reconfigurations both at macroscopic and microscopic levels. Furthermore, the plasma waves discussed in previous chapters do not appear without reason.
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