The enduring mystery of the solar corona
Physics World
SEPTEMBER 16, 2021
In fact, almost one article about the solar corona has been published per day since 1943. Shown here is the Sun pictured at extreme ultraviolet wavelengths on 10 August 2018, superimposed with the magnetic-field lines calculated by computer models. Some might say “magnetic energy”. Others “Alfven waves” or “nanoflares”.
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