Astrophysical: Giant stars

  • Publication
    2.2 micron survey of the Galactic bulge and plane
    A near-IR survey is conducted in order to penetrate the dust of the Galactic plane through the K window and study the flux from Rayleigh-Jeans tail emission in...
  • Publication
    Application of the infrared flux method to globular cluster stars. The M 3 giant branch
    The authors present optical and near infrared photometry, covering from 0.36 to 2.3 microns, for a wide sample of red giant stars in the globular cluster M3...
  • Publication
    BACCHUS Analysis of Weak Lines in APOGEE Spectra (BAWLAS)
    Elements with weak and blended spectral features in stellar spectra are challenging to measure and require specialized analysis methods to precisely measure...
  • Publication
    Carbon abundances and isotope ratios in 70 bright M giants
    Approximate carbon abundances and C-12/C-13 isotope ratios are obtained for 70 M giant stars from intermediate-resolution spectrophotometry of the CO bands near...
  • Publication
    Chromospheric MG II H and K emissions free of interstellar contamination - Velocity structure in late-type dwarfs and giants
    The authors have used high resolution IUE spectra from their own studies and from the archive to examine the Mg II h and k chromospheric emission cores of a...
  • Publication
    Density studies on giant extragalactic H II regions
    We report the results of a systematic study on the spatial variation of the electron density in a selected group of bright giant H II complexes in the galaxies...
  • Publication
    Distribution of MG II in the local interstellar medium towards eight cool giants
    A study of IUE spectra of eight cool G4-K0 giants shows evidence of interstellar Mg II absorption in all the stars but Delta Dra. Sharp features are detected in...
  • Publication
    Empirical L-Teff versus metallicity sequences for globular cluster giant branches
    Not Available
  • Publication
    Global acoustic oscillations on Alpha Bootis
    A two-week time series of precise radial velocity measurements of Alpha Bootis (Arcturus) covering 7-8 hr per night is reported. The radial barycentric velocity...