Astrophysical: Dark matter

  • Publication
    Secondary halo bias through cosmic time. I. Scaling relations and the connection with the cosmic web
    Context. The spatial distribution of dark matter halos carries cosmological and astrophysical information. Cosmological information can be considered to be...
  • Publication
    Self-interacting dark matter and the delay of supermassive black hole growth
    Using cosmological hydrodynamic simulations with physically motivated models of supermassive black hole (SMBH) formation and growth, we compare the assembly of...
  • Publication
    Self-interacting dark matter and the delay of supermassive black hole growth
    Using cosmological hydrodynamic simulations with physically motivated models of supermassive black hole (SMBH) formation and growth, we compare the assembly of...
  • Publication
    Sensitivity of the Cherenkov Telescope Array to TeV photon emission from the Large Magellanic Cloud
    A deep survey of the Large Magellanic Cloud at ~0.1-100 TeV photon energies with the Cherenkov Telescope Array is planned. We assess the detection prospects...
  • Publication
    Short time-scale fluctuations in the difference light curves of QSO 0957+561A,B: microlensing or noise?
    From optical R-band data of the double quasar QSO 0957+561A,B, we made two new difference light curves (with an overlap of about 330d between the time-shifted...
  • Publication
    Sociology and hierarchy of voids: A study of seven nearby CAVITY galaxy voids and their dynamical CosmicFlows-3 environment
    Context. The present study addresses a key question related to our understanding of the relation between void galaxies and their environment: the relationship...
  • News
    Solved: the mystery of how dark matter in galaxies is distributed
    The gravitational force in the Universe under which it has evolved from a state almost uniform at the Big Bang until now, when matter is concentrated in...
  • Publication
    Spin alignment of dark matter haloes in the shells of the largest voids
    Using the high-resolution cosmological N-body simulation MareNostrum universe we study the orientation of shape and angular momentum of galaxy-size dark matter...
  • Publication
    Stellar kinematics and dark matter in dwarf galaxies
    In this review I will discuss the current status on determinations of the dark matter content and distribution in Milky Way dwarf spheroidals, for which the...