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On the multifractality of plasma turbulence in the solar wind

Published online by Cambridge University Press:  24 September 2020

Sebastián Echeverría
Affiliation:
Departamento de Física, Facultad de Ciencias, Universidad de Chile, Las Palmeras 3452, Ñuñoa, Santiago, Chile emails: [email protected], [email protected], [email protected]
Pablo S. Moya
Affiliation:
Departamento de Física, Facultad de Ciencias, Universidad de Chile, Las Palmeras 3452, Ñuñoa, Santiago, Chile emails: [email protected], [email protected], [email protected]
Denisse Pastén
Affiliation:
Departamento de Física, Facultad de Ciencias, Universidad de Chile, Las Palmeras 3452, Ñuñoa, Santiago, Chile emails: [email protected], [email protected], [email protected]
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Abstract

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In this work we have analyzed turbulent plasma in the kinetic scale by the characterization of magnetic fluctuations time series. Considering numerical Particle-In-Cell (PIC) simulations we apply a method known as MultiFractal Detrended Fluctuation Analysis (MFDFA) to study the fluctuations of solar-wind-like plasmas in thermodynamic equilibrium (represented by Maxwellian velocity distribution functions), and out of equilibrium plasma represented by Tsallis velocity distribution functions, characterized by the kappa (κ) parameter, to stablish relations between the fractality of magnetic fluctuation and the kappa parameter.

Type
Contributed Papers
Copyright
© International Astronomical Union 2020

References

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