Astrofísicas: Energía oscura

  • Noticia
    El telescopio Euclid despega para explorar el universo oscuro
    La misión Euclid de la Agencia Espacial Europea (ESA) se lanzará al espacio mañana 1 de julio para crear el mapa 3D más grande y preciso del Universo. España...
  • Publicación
    Electromagnetic Dark Energy
    We introduce a new model for dark energy in the Universe in which a small cosmological constant is generated by ordinary electromagnetic vacuum energy. The...
  • Publicación
    Euclid preparation. I. The Euclid Wide Survey
    Euclid is a mission of the European Space Agency that is designed to constrain the properties of dark energy and gravity via weak gravitational lensing and...
  • Publicación
    Euclid preparation. XI. Mean redshift determination from galaxy redshift probabilities for cosmic shear tomography
    The analysis of weak gravitational lensing in wide-field imaging surveys is considered to be a major cosmological probe of dark energy. Our capacity to...
  • Publicación
    Euclid preparation. XLVII. Improving cosmological constraints using a new multi-tracer method with the spectroscopic and photometric samples
    Future data provided by the Euclid mission will allow us to better understand the cosmic history of the Universe. A metric of its performance is the figure-of...
  • Publicación
    Euclid preparation. XVII. Cosmic Dawn Survey: Spitzer Space Telescope observations of the Euclid deep fields and calibration fields
    We present a new infrared survey covering the three Euclid deep fields and four other Euclid calibration fields using Spitzer Space Telescope's Infrared Array...
  • Publicación
    Euclid preparation. XXXII. Evaluating the weak-lensing cluster mass biases using the Three Hundred Project hydrodynamical simulations
    The photometric catalogue of galaxy clusters extracted from ESA Euclid data is expected to be very competitive for cosmological studies. Using dedicated...
  • Publicación
    Euclid preparation. XXXVI. Modelling the weak lensing angular power spectrum
    This work considers which higher order modeling effects on the cosmic shear angular power spectra must be taken into account for Euclid. We identified the...
  • Publicación
    Euclid preparation: XLIV. Modelling spectroscopic clustering on mildly nonlinear scales in beyond-ΛCDM models
    Context. The Euclid space satellite mission will measure the large-scale clustering of galaxies at an unprecedented precision, providing a unique probe of...