Talk type: Stars

  • Talk
    How binary stripping affects the late evolution, death, and afterlife of massive stars
    Gravitational-wave observations have revealed the population of stellar remnants from a new angle. Yet their stellar progenitors remain uncertain, in particular...
  • Talk
    IAU G5 -- The GALAH survey: science goals and highlights to date
    The field of Galactic archaeology has been very active in recent years, with a major influx of data from the Gaia satellite and large spectroscopic surveys. The...
  • Talk
    IAU G5 talk: Stellar chemical compositions with 3D non-LTE models
    Spectroscopic analyses of stellar chemical compositions are model-dependent, and shortcomings in the models often limit the accuracy of the final results. For...
  • Talk
    IAU G5 Talk: Winds of Magnetic Massive Stars
    Massive stars (at least eight times as massive as the Sun) possess strong stellar winds driven by radiation. With the advent of the so called MiMeS...
  • Talk
    IAU G5: "Extreme Precision Stellar Spectroscopy"
    The new generation of spectrometers designed for extreme precision radial velocities enable correspondingly precise stellar spectroscopy. It is now fruitful to...
  • Talk
    Imaging polarimetry of circumstellar environments. Science Results of ExPo
    ExPo is an imaging polarimeter that has been built in Utrecht University. ExPo works in the visible, and it combines the dual-beam technique, together with very...
  • Talk
    Interacting Binary Stars and Stellar Populations
    Spectroscopic analysis of stellar populations is widely used to understand the history of many systems including globular clusters, nuclear star clusters, dwarf...
  • Talk
    Introduction of new postdocs. (1) Astroparticle In AMS-02: the way to combine astrophysics and particle physics; (2) Brown dwarf disks in the TW Hydrae association; (3) Understanding the solar chromosphere from polarization of hydrogen lines
    (1) Astroparticle In AMS-02: the way to combine astrophysics and particle physics. Jonathan Pochon AMS-02 is a typical particle detector designed for space...
  • Talk
    Introduction of new postdocs. (1) Stellar magnetic fields, (2) My humble efforts to understand galaxy formation and evolution, (3) Waiting for Herschel: my perspective
    (1) Stellar magnetic fields. Spectro-polarimetry is a very powerful tool to diagnose magnetic fields in a large variety of astrophysical objects. My research...