Astrofísicas: Materia oscura

  • Publicación
    Exploring the nature of dark matter with the extreme galaxy AGC 114905
    AGC 114905 is a dwarf gas-rich ultra-diffuse galaxy seemingly in tension with the cold dark matter (CDM) model. Specifically, the galaxy appears to have an...
  • Publicación
    Exploring the physical origins of halo assembly bias from early times
    Context. The large-scale linear halo bias encodes the relation between the clustering of dark-matter (DM) halos and that of the underlying matter density field...
  • Charla
    Extragalactic background light and its implications for galaxy evolution and gamma-ray astronomy
    The extragalactic background light (EBL) is of fundamental importance both for understanding the entire process of galaxy evolution and for gamma-ray astronomy...
  • Publicación
    Extragalactic observatory science with the ASTRI mini-array at the Observatorio del Teide
    The ASTRI Mini-Array is a next-generation system of nine imaging atmospheric Cherenkov telescopes that is going to be built at the Observatorio del Teide site...
  • Publicación
    First Result from the Alpha Magnetic Spectrometer on the International Space Station: Precision Measurement of the Positron Fraction in Primary Cosmic Rays of 0.5–350 GeV
    A precision measurement by the Alpha Magnetic Spectrometer on the International Space Station of the positron fraction in primary cosmic rays in the energy...
  • Publicación
    Force equation of the large-scale structure of the Universe.
    This article presents a statistical-mechanical treatment of a relationship (the force equation) between the gravitational potential for two particles and the...
  • Publicación
    Fully cosmological virtual massive galaxies at z = 0: kinematical, morphological and stellar population characterization
    We present the results of a numerical adaptive mesh refinement hydrodynamical and N-body simulation in a Λ cold dark matter cosmology. We focus on the analysis...
  • Publicación
    Fundamentals of the dwarf fundamental plane
    Aims: Star-forming dwarfs are studied to elucidate the physical underpinnings of their fundamental plane. Processes controlling dynamics are evaluated...
  • Noticia
    Galaxias enanas: laboratorios privilegiados para el estudio de la materia oscura
    La revista Nature Astronomy publica hoy, en su colección de publicaciones y reseñas dedicada a las galaxias enanas, un nuevo artículo escrito por Giuseppina...