Astrophysical: Dark energy

  • News
    New light on baryonic matter and gravity on cosmic scales
    Scientists estimate that dark matter and dark energy together are some 95% of the gravitational material in the universe while the remaining 5% is baryonic...
  • News
    New techniques are developed for producing synthetic catalogues of galaxies
    The group of Cosmology and Large Scale Structure at the Instituto de Astrofísica de Canarias (IAC) has developed, using the BAM (Bias Assignment Method)...
  • Publication
    Nonextensive scalar field theories and dark energy models
    Current astronomical measurements indicate that approximately 73% of the universe is made up of dark energy. Stochastically quantized self-interacting scalar...
  • Talk
    Open questions and Non-Standard models
    I will review some theoretical ideas in Cosmology different to the standard "Big Bang": the Quasi-steady State model, Plasma Cosmology model, non-cosmological...
  • Publication
    Overview of the Instrumentation for the Dark Energy Spectroscopic Instrument
    The Dark Energy Spectroscopic Instrument (DESI) embarked on an ambitious 5 yr survey in 2021 May to explore the nature of dark energy with spectroscopic...
  • Publication
    Planck 2013 results. XIX. The integrated Sachs-Wolfe effect
    Based on cosmic microwave background (CMB) maps from the 2013 Planck Mission data release, this paper presents the detection of the integrated Sachs-Wolfe (ISW)...
  • Publication
    Planck 2015 results. XIV. Dark energy and modified gravity
    We study the implications of Planck data for models of dark energy (DE) and modified gravity (MG) beyond the standard cosmological constant scenario. We start...
  • Publication
    Planck 2015 results. XXI. The integrated Sachs-Wolfe effect
    This paper presents a study of the integrated Sachs-Wolfe (ISW) effect from the Planck 2015 temperature and polarization data release. This secondary cosmic...
  • Talk
    Planning the WHT future: the WEAVE wide-field massive-multiplex spectrograph
    The vision for the use of the WHT in the coming decade is taking shape. A key element is the construction and deployment of WEAVE, a wide-field massive...