Astrophysical: Magnetic fields

  • Publication
    Magnetohydrodynamic wave propagation from the subphotosphere to the corona in an arcade-shaped magnetic field with a null point
    Aims: The aim of this work is to study the energy transport by means of Magnetohydrodynamic (MHD) waves propagating in quiet-Sun magnetic topology from layers...
  • Publication
    Magnetohydrodynamic waves in a sheared potential coronal arcade
    We study the effects of magnetic field shear (By ≠ 0) and longitudinal propagation of perturbations (ky ≠ 0) on the linear and adiabatic magnetohydrodynamic...
  • Publication
    Magnetohydrodynamic Waves in Sheared Coronal Arcades
    The magnetohydrodynamic (MHD) normal modes of oscillation of sheared coronal arcades including longitudinal wave propagation are studied. Solutions have been...
  • Publication
    Magnetohydrodynamic waves in sheared coronal magnetic structures
    The theoretical understanding of the linear standing or propagating magnetohydrodynamic (MHD) waves in a variety of solar coronal structures is far from...
  • Publication
    Magnetohydrostatic Sunspot Models from Deep Subphotospheric to Chromospheric Layers
    In order to understand the influence of magnetic fields on the propagation properties of waves, as derived from different local helioseismology techniques...
  • Publication
    Magnetospheric accretion onto the T Tauri star AA Tauri. I. Constraints from multisite spectrophotometric monitoring
    We have monitored the photometric, spectroscopic and polarimetric variations of the classical T Tauri star (CTTS) AA Tau over a period of a month. The light...
  • Talk
    Mapping the Sun's upper photosphere with artificial neural networks
    In this talk I'll present results from a recent paper in which we have developed a new analysis technique for solar spectra based on artificial neural networks...
  • Publication
    Measuring small-scale magnetic fields of 44 M dwarfs from SPIRou spectra with ZeeTurbo
    We present the results of an analysis aimed at probing the small-scale magnetic fields of M dwarfs observed with SPIRou, the nIR high-resolution spectro...
  • Publication
    MHD seismology of coronal loops using the period and damping of quasi-mode kink oscillations
    Aims:We combine the magnetohydrodynamic (MHD) theory of resonantly damped quasi-mode kink oscillations with observational estimates of the period and damping of...