Journal: Astronomy and Astrophysics

  • Publication
    Unraveling the kinematics of IZw18: A detailed study of ionized gas with MEGARA/GTC
    This study offers an in-depth analysis of the kinematic behavior of ionized gas in IZw18, a galaxy notable for its extremely low metallicity and close proximity...
  • Publication
    Unravelling UBC 274: A morphological, kinematical, and chemical analysis of a disrupting open cluster
    Context. Open clusters in the process of disruption help to understand the formation and evolution of the Galactic disk. The wealth and homogeneity of Gaia data...
  • Publication
    Unusual Stokes V profiles during flaring activity of a delta sunspot
    Aims: We analyze a set of full Stokes profile observations of the flaring active region NOAA 10808. The region was recorded with the Vector-Spectromagnetograph...
  • Publication
    Unveiling low-ionization microstructures in planetary nebulae.
    (Hα+[NII])/[OIII] ratio images have been used to search for low-ionization small-scale structures in a sample of 258 planetary nebulae. Radially symmetrical...
  • Publication
    Unveiling optical signatures of outflows in accreting white dwarfs
    Accreting white dwarfs are known to show signatures of wind-type outflows in the ultraviolet. However, at optical wavelengths, wind detections have only been...
  • Publication
    Unveiling shocks in planetary nebulae
    The propagation of a shock wave into a medium is expected to heat the material beyond the shock, producing noticeable effects in intensity line ratios such as...
  • Publication
    Unveiling the chemical fingerprint of phosphorus-rich stars. I. In the infrared region of APOGEE-2
    Context The origin of phosphorus, one of the essential elements for life on Earth, is currently unknown. Prevalent models of Galactic chemical evolution (GCE)...
  • Publication
    Unveiling the chemical fingerprint of phosphorus-rich stars: II. Heavy-element abundances from UVES/VLT spectra
    Context. The atmospheres of phosphorus-rich (P-rich) stars have been shown to contain between 10 and 100 times more P than our Sun. Given its crucial role as an...
  • Publication
    Unveiling the environment and faint features of the isolated galaxy CIG 96 with deep optical and HI observations
    Context. Asymmetries in atomic hydrogen (HI) in galaxies are often caused by the interaction with close companions, making isolated galaxies an ideal framework...