Journal: Astronomy and Astrophysics

  • Publication
    [Mg/Fe] and variable initial mass function: Revision of [α/Fe] for massive galaxies
    Observations of nearby massive galaxies have revealed that they are older and richer in metals and magnesium than their low-mass counterparts. In particular...
  • Publication
    ɛ Indi Ba, Bb: a detailed study of the nearest known brown dwarfs
    The discovery of ɛ Indi Ba, Bb, a binary brown dwarf system very close to the Sun, makes possible a concerted campaign to characterise the physical parameters...
  • Publication
    ɛ Indi Ba,Bb: The nearest binary brown dwarf
    We have carried out high angular resolution near-infrared imaging and low-resolution (R˜1000) spectroscopy of the nearest known brown dwarf, varepsilon Indi B...
  • Publication
    ζ2 Reticuli, its debris disk, and its lonely stellar companion ζ1 Ret. Different Tc trends for different spectra
    Context. Several studies have reported a correlation between the chemical abundances of stars and condensation temperature (known as Tc trend). Very recently, a...
  • Publication
    τ Boötis b: Hunting for reflected starlight
    Aims: We attempt to detect starlight reflected from the hot Jupiter orbiting the main-sequence star τ Boo, in order to determine the albedo of the planetary...