Articles with "grad shafranov" as a keyword



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The Grad–Shafranov Reconstruction of Toroidal Magnetic Flux Ropes: Method Development and Benchmark Studies

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Published in 2017 at "Solar Physics"

DOI: 10.1007/s11207-017-1134-z

Abstract: We develop an approach of the Grad–Shafranov (GS) reconstruction for toroidal structures in space plasmas, based on in situ spacecraft measurements. The underlying theory is the GS equation that describes two-dimensional magnetohydrostatic equilibrium, as widely… read more here.

Keywords: reconstruction toroidal; shafranov reconstruction; grad shafranov; benchmark studies ... See more keywords
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The Grad-Shafranov reconstruction in twenty years: 1996–2016

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Published in 2017 at "Science China Earth Sciences"

DOI: 10.1007/s11430-017-9067-2

Abstract: We review and summarize the applications of the Grad-Shafranov (GS) reconstruction technique to space plasma structures in the Earth’s magnetosphere and in the interplanetary space. We organize our presentations following the branches of the “academic… read more here.

Keywords: reconstruction; twenty years; years 1996; shafranov reconstruction ... See more keywords
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Grad–Shafranov reconstruction of the magnetic configuration in the reconnection X-point vicinity in compressible plasma

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Published in 2020 at "Physics of Plasmas"

DOI: 10.1063/5.0015240

Abstract: The reconstruction problem for steady symmetrical two-dimensional magnetic reconnection is addressed in the frame of a two-fluid approximation with neglected ion current. This approach yields Poisson's equation for the magnetic potential of the in-plane magnetic… read more here.

Keywords: reconstruction; magnetic configuration; configuration reconnection; grad shafranov ... See more keywords

Non-Riemmanian geometry, force-free magnetospheres and the generalized Grad-Shafranov equation

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Published in 2019 at "International Journal of Geometric Methods in Modern Physics"

DOI: 10.1142/s0219887819500130

Abstract: The magnetosphere structure of a magnetar is considered in the context of a theory of gravity with dynamical torsion field beyond the standard General Relativity (GR). To this end, the axially symmetric version of the… read more here.

Keywords: geometry; equation; shafranov equation; riemmanian geometry ... See more keywords
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The Grad–Shafranov Equation in Cap-Cyclide Coordinates: The Heun Function Solution

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Published in 2023 at "Mathematics"

DOI: 10.3390/math11092087

Abstract: The Grad–Shafranov plasma equilibrium equation was originally solved analytically in toroidal geometry, which fitted the geometric shape of the first Tokamaks. The poloidal surface of the Tokamak has evolved over the years from a circular… read more here.

Keywords: cap cyclide; grad shafranov; shafranov equation; geometry ... See more keywords