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. 2022 Jun 21;218(5):38. doi: 10.1007/s11214-022-00885-4

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Fig. 17 — Average power spectral density calculated in a 1 kHz band around 6 kHz for the time intervals in Fig. 13. (a) Sum of the power spectral densities from two spin-plane electric field antennas: (b) Sum of the power spectral densities from three orthogonal magnetic field antennas. Red line: Arase PWE measurements; Blue line: Van Allen Probe B EMFISIS measurements (Santolík et al. 2021)