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Article
Open AccessCritical Science Plan for the Daniel K. Inouye Solar Telescope (DKIST)
The National Science Foundation’s Daniel K. Inouye Solar Telescope (DKIST) will revolutionize our ability to measure, understand, and model the basic physical processes that control the structure and dynamics of ...
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Article
Open AccessBeam electrons as a source of Hα flare ribbons
The observations of solar flare onsets show rapid increase of hard and soft X-rays, ultra-violet emission with large Doppler blue shifts associated with plasma upflows, and Hα hydrogen emission with red shifts up...
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Article
Open AccessHigh-frequency torsional Alfvén waves as an energy source for coronal heating
The existence of the Sun’s hot atmosphere and the solar wind acceleration continues to be an outstanding problem in solar-astrophysics. Although magnetohydrodynamic (MHD) modes and dissipation of magnetic ener...
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Magnetic tornadoes as energy channels into the solar corona
Rotating magnetic structures in the Sun can channel energy outwards from the convection zone and may explain how the energy required to heat the outer layers of the Sun reaches its upper atmosphere.