Líneas de investigación: La Vía Láctea y el Grupo Local (MWLG)

La Vía Láctea y el Grupo Local (MWLG)
  • Publicación
    Characterizing the companion AGBs using surface chemical composition of barium stars
    Barium stars are one of the important probes to understand the origin and evolution of slow neutron-capture process elements in the Galaxy. These are extrinsic...
  • Evento
    Charla pública Winter School: "La Vía Láctea y sus encuentros con otras galaxias"
    Gracias a la cantidad de datos producidos por la misión Gaia de la Agencia Espacial Europea y su excelente precisión, en los últimos años los estudios sobre...
  • Noticia
    Charla pública: La Vía Láctea y sus impactos con otras galaxias
    El Museo de la Ciencia y el Cosmos acogerá mañana, 10 de noviembre a las 18.00 horas, la conferencia abierta y gratuita llamada “La Vía Láctea y sus encuentros...
  • Publicación
    Charting the Galactic Acceleration Field. I. A Search for Stellar Streams with Gaia DR2 and EDR3 with Follow-up from ESPaDOnS and UVES
    We present maps of the stellar streams detected in the Gaia Data Release 2 (DR2) and Early Data Release 3 (EDR3) catalogs using the STREAMFINDER algorithm. We...
  • Publicación
    Chemical abundance analysis of the open clusters Berkeley 32, NGC 752, Hyades, and Praesepe
    Context. Open clusters are ideal test particles for studying the chemical evolution of the Galactic disc. However, the number and accuracy of existing high...
  • Publicación
    Chemical abundance analysis of the open clusters Cr 110, NGC 2099 (M 37), NGC 2420, NGC 7789, and M 67 (NGC 2682)
    Context. The present number of Galactic open clusters that have high resolution abundance determinations, not only of [Fe/H], but also of other key elements, is...
  • Publicación
    Chemical abundances in Galactic planetary nebulae with Spitzer spectra
    We present new low-resolution (R ~ 800) optical spectra of 22 Galactic planetary nebulae (PNe) with Spitzer spectra. These data are combined with recent optical...
  • Publicación
    Chemical Abundances of M-dwarfs from the APOGEE Survey. I. The Exoplanet Hosting Stars Kepler-138 and Kepler-186
    We report the first detailed chemical abundance analysis of the exoplanet-hosting M-dwarf stars Kepler-138 and Kepler-186 from the analysis of high-resolution...
  • Publicación
    Chemical Abundances of Main-sequence, Turnoff, Subgiant, and Red Giant Stars from APOGEE Spectra. I. Signatures of Diffusion in the Open Cluster M67
    Detailed chemical abundance distributions for 14 elements are derived for eight high-probability stellar members of the solar metallicity old open cluster M67...