Lines of research: The Milky Way and the Local Group (MWLG)

The Milky Way and the Local Group (MWLG)
  • Publication
    Oxygen Isotopic Ratios in Cool R Coronae Borealis Stars
    We investigate the relationship between R Coronae Borealis (RCB) stars and hydrogen-deficient carbon (HdC) stars by measuring precise 16O/18O ratios for five...
  • Publication
    Oxygen, sulfur, and iron radial abundance gradients of classical Cepheids across the Galactic thin disk★★★
    Context. Classical Cepheids (CCs) are solid distance indicators and tracers of young stellar populations. Dating back to the beginning of the 20th century, they...
  • Publication
    Panning for gold, but finding helium: Discovery of the ultra-stripped supernova SN 2019wxt from gravitational-wave follow-up observations
    We present the results from multi-wavelength observations of a transient discovered during an intensive follow-up campaign of S191213g, a gravitational wave (GW...
  • Document
    PARALAJES Infrared
    Most of the energy emitted by the Universe is infrared and, therefore, we cannot see it without special instruments. The IAC has been aware of this since its...
    Paralajes nº4 El Infrarrojo (PDF)
  • Publication
    Peculiar emission line spectra of core extremely red BOSS quasars at z̃2-3: orientation and/or evolution?
    Context. Core extremely red quasars (core ERQ) have been proposed to represent an intermediate evolutionary phase in which a heavily obscured quasar blows out...
  • Publication
    Pegasus V/Andromeda XXXIV-a newly discovered ultrafaint dwarf galaxy on the outskirts of Andromeda
    We report the discovery of an ultrafaint dwarf in the constellation of Pegasus. Pegasus V (Peg V)/Andromeda XXXIV was initially identified in the public imaging...
  • Publication
    Pending Problems in QSOs
    Quasars (Quasi Stellar Objects, abbreviated as QSOs) are still nowadays, close to half a century after their discovery, objects which are not completel y...
  • Publication
    Perdeuterofulleranes: Synthesis and Properties of C70D38 and C70H38
    Perdeutero[70]fullerane, C70D38 and the hydrogenated analogous C70H38 have been synthesized using nascent deuterium or hydrogen generated by the action of DCl...
  • Publication
    Petroleum, coal and other organics in space
    The petroleum and coal models of the unidentified infrared emissions (UIE), sometimes referred also as unidentified infrared bands (UIBs) has been reviewed...