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Model of Jet Generation in Space Plasma

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Abstract

A new analytical model for the generation of axially symmetric jets (directed jets) in a nondissipative, nonequilibrium stratified plasma has been created in the magnetohydrodynamics approximation. The model is based on the assumption of Schwarzschild convective instability in plasma and on the condition that the magnetic field lines are frozen into matter. It is shown that jets with poloidal velocity and magnetic fields are generated in such a plasma. The dynamics of the velocity field and the magnetic field and the dynamics and structure of the arising toroidal electric current are studied.

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Funding

The work was carried out within the framework of the state assignment of the Institute of Physics of the Earth of the Russian Academy of Sciences, the project of the Ministry of Education and Science KP19-270, “Questions of the origin and evolution of the Universe with the use of methods of ground-based observations and space research,” and the Russian Foundation for Basic Research, project no. 18-29-21021 MK.

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Correspondence to O. G. Onishchenko or V. S. Belyaev.

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Onishchenko, O.G., Pokhotelov, O.A., Belyaev, V.S. et al. Model of Jet Generation in Space Plasma. Geomagn. Aeron. 61, 25–28 (2021). https://doi.org/10.1134/S0016793220060109

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  • DOI: https://doi.org/10.1134/S0016793220060109

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