Astrophysical: Dark matter

  • Publication
    A Disk and No Signatures of Tidal Distortion in the Galaxy "Lacking" Dark Matter NGC 1052-DF2
    Using ultra-deep imaging (μ g = 30.4 mag arcsec -2; 3σ, 10″ × 10″), we probed the surroundings of the first galaxy "lacking" dark matter (DM) KKS2000[04] (NGC...
  • Publication
    A Forecast of the Sensitivity of the DALI Experiment to Galactic Axion Dark Matter
    The axion is a long-postulated boson that can simultaneously solve two fundamental problems of modern physics: the charge–parity symmetry problem in the strong...
  • News
    A huge stream of stars is discovered in the Coma cluster
    An international team of scientists, with participation by researchers at the Instituto de Astrofísica de Canarias (IAC), has discovered a very large, but thin...
  • Talk
    A large spectroscopic survey facility at GTC for the next decade
    In the next decade astronomers will attempt to constrain the nature of dark matter, dark energy and the (perhaps inflationary) processes which generated...
  • News
    A mechanism for removing dark matter from galaxies has been found
    The small fraction of dark matter in the galaxy NGC1052-DF4 has worried the astronomical community for several years. Now a team of researchers from the...
  • Publication
    A new class of dark matter-free dwarf galaxies?: I. Clues from FCC 224, NGC 1052-DF2, and NGC 1052-DF4
    Context. The discovery of quiescent, dark matter (DM)-deficient ultra-diffuse galaxies (UDGs) with overluminous globular clusters (GCs) has challenged galaxy...
  • Publication
    A prescription for the conditional mass function of dark matter haloes
    The unconditional mass function (UMF) of dark matter haloes has been determined accurately in the literature, showing excellent agreement with high-resolution...
  • Publication
    A search for dark matter in Triangulum II with the MAGIC telescopes
    We present the first results from very-high-energy observations of the dwarf spheroidal satellite candidate Triangulum II with the MAGIC telescopes from 62.4 h...
  • Publication
    A search for pair production of new light bosons decaying into muons
    A search for the pair production of new light bosons, each decaying into a pair of muons, is performed with the CMS experiment at the LHC, using a dataset...