Astrofísicas: Heliosismología

  • Publicación
    Surface Waves in Solar Granulation Observed with SUNRISE
    Solar oscillations are expected to be excited by turbulent flows in the intergranular lanes near the solar surface. Time series recorded by the IMaX instrument...
  • Publicación
    SYMPA, a dedicated instrument for Jovian seismology. I. Principle and performance
    Aims:The detection and measurement of acoustic modes on the giant planets of the solar system is of great interest for the study of the internal structure and...
  • Publicación
    SYMPA, a dedicated instrument for Jovian seismology. II. Real performance and first results
    Aims: SYMPA is the first instrument dedicated to the observation of free oscillations of Jupiter. Its principles and theoretical performance have been presented...
  • Instalación
    Tacometro de Fourier
    Interferómetro Michelson modificado ("Tacómetro de Fourier") que proporciona imágenes de alta resolución espacial de la intensidad, velocidad radial y...
  • Publicación
    The 160 minute solar oscillation - an artifact?
    Analysis of data obtained over the years 1980-1985 are analyzed to show that the period of the 160-minute signal is indeed 160.00 minutes. It is demonstrated...
  • Publicación
    The Acoustic Cutoff Frequency of the Sun and the Solar Magnetic Activity Cycle
    The acoustic cutoff frequency—the highest frequency for acoustic solar eigenmodes—is an important parameter of the solar atmosphere as it determines the upper...
  • Publicación
    The Dynamics of the Solar Radiative Zone
    The dynamics of the solar radiative interior are still poorly constrained by comparison to the convective zone. This disparity is even more marked when we...
  • Publicación
    The Global Oscillation Network Group site survey, 2: Results
    The Global Oscillation Network Group (GONG) Project will place a network of instruments around the world to observe solar oscillations as continuously as...
  • Publicación
    The low L solar p-mode spectrum at maximum and minimum solar activity
    Velocity measurements of disc integrated sunlight obtained at the Observatorio del Teide (Izana) from 1980 throughout 1989 are used to find the frequencies and...