Astrofísicas: Corona solar

  • Charla
    Helium Emissions as a Probe for Plasma Temperatures.

    The strongest He II emission in the visible spectral range, at 4686 A, is for the first time observed at a spectral resolution sufficiently high for a line...

  • Charla
    Morphological And Thermal Properties Of The Solar Corona : Diagnostic Tools & Applications

    Progress in our understanding of the Solar corona and its underlying heating and acceleration processes, depends critically on our ability to measure...

  • Publicación
    A 2D Model for Coronal Bright Points: Association with Spicules, UV Bursts, Surges, and EUV Coronal Jets

    Coronal bright points (CBPs) are ubiquitous structures in the solar atmosphere composed of hot small-scale loops observed in extreme-ultraviolet (EUV) or X-rays...

  • Publicación
    A summary of solar 1-8A measurements from the SMS and GOES satellites, 1977-1981

    The 1-8A band of synodic full-disc solar X-rays (1-8A) W/m(2) were measured nearly continuously from 1975 to 1981 aboard the SMS-1, SMS-2, GOES-1, GOES-2, and...

  • Publicación
    Accelerating Non-LTE Synthesis and Inversions with Graph Networks

    The computational cost of fast non-LTE synthesis is one of the challenges that limits the development of 2D and 3D inversion codes. It also makes the...

  • Publicación
    An example of the cancellation of magnetic fields during the decay of an active region

    A case of cancellation of magnetic fields is observed during the decay of a small active region. Three different sources of information were simultaneously used...

  • Noticia
    El experimento espacial CLASP2 cartografía, por primera vez, el campo magnético solar desde la fotosfera hasta la base de la corona

    Los telescopios espaciales obtienen cada día imágenes espectaculares de la actividad solar. Sin embargo, sus instrumentos son ciegos al responsable de tal...

  • Publicación
    Fast-to-Alfvén Mode Conversion and Ambipolar Heating in Structured Media. II. Numerical Simulation

    This paper studies the effectiveness of production of Alfvén waves in the solar atmosphere through the processes of mode conversion, taking into account several...

  • Charla
    Flares: highly energetic explosions on the Sun

    Flares are among the most energetic magnetic solar phenomena. They are often accompanied by ejections of charged particles, which have a direct influence on the...