Astrofísicas: Constante de Hubble

  • Publicación
    "SNe Ia Twins for Life": Toward a Precise Determination of H <SUB>0</SUB>
    Here we present an approach to the measurement of extragalactic distances using twin SNe Ia, taken from the early down to the nebular phase. The approach is...
  • Noticia
    ALLAN SANDAGE: “La materia oscura podría estar constituida por rocas”
    Trabajar con Edwin Hubble y medir la constante de Hubble le han elevado al olimpo de la ciencia astronómica. Norteamericano de Iowa, donde nació en 1926...
  • Publicación
    Hα luminosity function of H II regions: preliminary calibration of a powerful standard candle
    We propose the use of the H II region luminosity function (LF) as a refined powerful standard candle for extragalactic distances. We have found evidence of a...
  • Publicación
    Observational and physical cosmology
    The present volume discusses topics associated with the very early universe, primordial nucleosynthesis, big bang nucleosynthesis and light-element abundances...