Abstract
Nonthermal magnetospheric radio emissions provide the radio signatures of solar-terrestrial connection and may be used for space weather forecasting. A three-wave model of auroral radio emissions at the fundamental plasma frequency was proposed by Chian et al. (1994) involving resonant interactions of Langmuir, whistler and Alfvén waves. Chaos can appear in the nonlinear evolution of this three-wave process in the magnetosphere. We discuss two types of intermittency in radio signals driven by temporal chaos: the type-I Pomeau-Manneville intermittency and the interior crisis-induced intermittency. Examples of time series for both types of intermittency are presented.
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Rempel, E., Chian, AL. & Borotto, F. Chaotic Temporal Variability of Magnetospheric Radio Emissions. Space Science Reviews 107, 503–506 (2003). https://doi.org/10.1023/A:1025514426220
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DOI: https://doi.org/10.1023/A:1025514426220