Browsing Institutt for teoretisk astrofysikk by Author "Prasad, S. Krishna"

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  • A chromospheric resonance cavity in a sunspot mapped with seismology 
    Jess, David B.; Snow, Ben; Houston, Scott J.; Bortha, Gert J. J.; Fleck, Bernhard; Prasad, S. Krishna; Asensio Ramos, Andres; Morton, Richard J.; Keys, Peter H.; Jafarzadeh, Shahin; Stangalini, Marco; Grant, Samuel D. T.; Christian, Damian J. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)
    Sunspots are intense collections of magnetic fields that pierce through the Sun’s photosphere, with their signatures extending upwards into the outermost extremities of the solar corona1. Cutting-edge observations and ...
  • Magnetohydrodynamic Waves in Open Coronal Structures 
    Banerjee, D.; Prasad, S. Krishna; Pant, V.; McLaughlin, J. A.; Antolin, Patrick; Magyar, Norbert; Ofman, Leon; Tian, H.; Van Doorsselaere, Tom; de Moortel, Ineke; Wang, T. J. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2021)
    Modern observatories have revealed the ubiquitous presence of magnetohydrodynamic waves in the solar corona. The propagating waves (in contrast to the standing waves) are usually originated in the lower solar atmosphere ...