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Fig. 4 | Earth, Planets and Space

Fig. 4

From: Theory, modeling, and integrated studies in the Arase (ERG) project

Fig. 4

a Temperature anisotropy (T/T − 1, where T and T are the perpendicular and parallel temperature), b the ratio between the electron plasma frequency (fpe) and the electron cyclotron frequency (fce), c the ratio between the hot electron density (NH) and the cold electron density (Nc), d the cold electron density in the equatorial plane, e the magnitude of the magnetic field, and f the gradient of the magnetic field along a field line at T = 169 min (2:49). The Sun is to the left

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