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    Article

    The Emergence of Magnetic Field into Stellar Atmospheres

    The magnetic activity in the atmosphere of the Sun, possibly of most other magnetically active late-type stars, is a consequence of the emergence of magnetic flux from the stellar interior. Research in this fi...

    F. Moreno-Insertis in Astrophysics and Space Science (2004)

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    Article

    Decay rates of sunspot groups from 1874 to 1976

    The global behaviour and fine structure of the distribution of sunspot decay rates from activity cycle 13 to 20 are presented. It is shown that the distribution of this parameter is lognormal. Statistically si...

    V. Martinez Pillet, F. Moreno-Insertis, M. Vázquez in Astrophysics and Space Science (1990)