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    Chapter

    Magnetic Field and Convection in the Cool Supergiant Betelgeuse

    We present the outcome of a highly-sensitive search for magnetic fields on the cool supergiant Betelgeuse. A time-series of six circularly polarized spectra was obtained using the NARVAL spectropolarimeter at ...

    P. Petit, M. Aurière, R. Konstantinova-Antova… in The Environments of the Sun and the Stars (2013)