Waves in the radiative zones of rotating, magnetized stars

Asteroseismology has reached a level of accuracy that may allow us to detect the effect of a deep magnetic field on oscillation modes. We thus aim to develop an asymptotic theory for short-wavelength waves in radiative zones of rotating stars with a general magnetic field topology (toroidal and polo...

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Hauptverfasser: Valade, Aurélien, Prat, Vincent, Mathis, Stéphane, Augustson, Kyle
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Prat, Vincent
Mathis, Stéphane
Augustson, Kyle
description Asteroseismology has reached a level of accuracy that may allow us to detect the effect of a deep magnetic field on oscillation modes. We thus aim to develop an asymptotic theory for short-wavelength waves in radiative zones of rotating stars with a general magnetic field topology (toroidal and poloidal). A dispersion relation is derived for a uniformly rotating star with a low-amplitude, axisymmetric magnetic field. The parameter space of this model is explored with a Hamiltonian ray-tracing method. The features of the gravito-inertial waves modified by the magnetic field are studied with different magnetic topologies.
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title Waves in the radiative zones of rotating, magnetized stars
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