Journal: Astronomy and Astrophysics

  • Publication
    The bimodal metallicity distribution function of the globular clusters in the Galaxy: halo disc complementarity
    Aims.Our aim in this paper is to present an explanatory scenario for the formation of the observed relatively metal rich globular clusters associated with the...
  • Publication
    The BINGO project. I. Baryon acoustic oscillations from integrated neutral gas observations
    Context. Observations of the redshifted 21-cm line of neutral hydrogen (H I) are a new and powerful window of observation that offers us the possibility to map...
  • Publication
    The BINGO project. II. Instrument description
    Context. The measurement of diffuse 21-cm radiation from the hyperfine transition of neutral hydrogen (H I signal) in different redshifts is an important tool...
  • Publication
    The BINGO Project. III. Optical design and optimization of the focal plane
    Context. The Baryon Acoustic Oscillations from Integrated Neutral Gas Observations (BINGO) telescope was designed to measure the fluctuations of the 21 cm...
  • Publication
    The BINGO project. IV. Simulations for mission performance assessment and preliminary component separation steps
    Aims: The large-scale distribution of neutral hydrogen (H I) in the Universe is luminous through its 21 cm emission. The goal of the Baryon Acoustic...
  • Publication
    The BINGO project. V. Further steps in component separation and bispectrum analysis
    Context. Observing the neutral hydrogen distribution across the Universe via redshifted 21 cm line intensity mapping constitutes a powerful probe for cosmology...
  • Publication
    The black hole binary nova Scorpii 1994 (GRO J1655-40): an improved chemical analysis
    Context: The chemical analysis of secondary stars of low mass X-ray binaries provides an opportunity to study the formation processes of compact objects, either...
  • Publication
    The bright end of the luminosity function at z ~ 9
    Context. We present additional constraints on the galaxy luminosity function at z ~ 9 based on observations carried out with ESO/VLT FORS2, HAWK-I, and X...
  • Publication
    The bright galaxy population of five medium redshift clusters. I. Color-magnitude relation, blue fractions, and visual morphology
    Aims: Using data from five clusters of galaxies within the redshift range 0.15 ≤ z ≤ 0.25, imaged with the Nordic Optical Telescope (NOT) in the central ≈1 Mpc2...