Astrophysical: Asteroseismology

  • Publication
    Asteroseismology of the Hyades red giant and planet host ɛ Tauri⋆
    Context. Asteroseismic analysis of solar-like stars allows us to determine physical parameters such as stellar mass, with a higher precision compared to most...
  • Publication
    Characterizing Two Solar-type Kepler Subgiants with Asteroseismology: KIC 10920273 and KIC 11395018
    Determining fundamental properties of stars through stellar modeling has improved substantially due to recent advances in asteroseismology. Thanks to the...
  • Publication
    Chasing the impact of the Gaia-Sausage-Enceladus merger on the formation of the Milky Way thick disc
    We employ our Bayesian Machine Learning framework BINGO (Bayesian INference for Galactic archaeOlogy) to obtain high-quality stellar age estimates for 68 360...
  • Publication
    Comprehensive comparison between APOGEE and LAMOST. Radial velocities and atmospheric stellar parameters
    Context. In the era of massive spectroscopy surveys, automated stellar parameter pipelines and their validation are extremely important for an efficient...
  • Publication
    Constraining magnetic-activity modulations in three solar-like stars observed by CoRoT and NARVAL
    Context. Stellar activity cycles are the manifestation of dynamo process running in the stellar interiors. They have been observed from years to decades thanks...
  • Publication
    Constraining stellar and orbital co-evolution through ensemble seismology of solar-like oscillators in binary systems. A census of oscillating red giants and dwarf stars in Gaia DR3 binaries
    Context. Binary systems constitute a valuable astrophysics tool for testing our understanding of stellar structure and evolution. Systems containing at least...
  • Publication
    Constraining the Properties of Delta Scuti Stars Using Spectroscopic Eclipsing Binary Systems
    Many stars exhibit stellar pulsations, favoring them for asteroseismic analyses. Interpreting the oscillations requires some knowledge of the oscillation mode...
  • Publication
    Correcting the spectroscopic surface gravity using transits and asteroseismology. No significant effect on temperatures or metallicities with ARES and MOOG in local thermodynamic equilibrium
    Context. Precise stellar parameters (effective temperature, surface gravity, metallicity, stellar mass, and radius) are crucial for several reasons, amongst...
  • Publication
    Detection of frequency spacings in the young O-type binary HD 46149 from CoRoT photometry
    Aims: Using the CoRoT space based photometry of the O-type binary HD 46149, stellar atmospheric effects related to rotation can be separated from pulsations...