Results 11 to 20 of about 1,149,927 (208)

STATISTICAL EVIDENCE FOR THE EXISTENCE OF ALFVÉNIC TURBULENCE IN SOLAR CORONAL LOOPS [PDF]

open access: yesThe Astrophysical Journal, 2014
10 pages, 6 figures, 1 ...
Jiajia Liu   +4 more
openaire   +6 more sources

MHD simulations of coronal heating [PDF]

open access: yes, 2015
The problem of heating the solar corona requires the conversion of magnetic energy into thermal energy. Presently, there are two promising mechanisms for heating the solar corona: wave heating and nanoflare heating.
Tam, Kuan V.
core   +2 more sources

Steadiness of Coronal Heating

open access: yesThe Astrophysical Journal, 2023
The EUI instrument on the Solar Orbiter spacecraft has obtained the most stable, high-resolution images of the solar corona from its orbit with a perihelion near 0.4 au.
P. G. Judge
doaj   +1 more source

An AB Initio Approach to Solar Coronal Loops [PDF]

open access: yesThe Astrophysical Journal, 2005
Data from recent numerical simulations of the solar corona and transition region are analysed and the magnetic field connection between the low corona and the photosphere is found to be close to that of a potential field. The fieldline to fieldline displacements follow a power law distribution with typical displacements of just a few Mm.
Gudiksen, Boris V., Nordlund, Å.
openaire   +2 more sources

Coronal Condensations Caused by Magnetic Reconnection between Solar Coronal Loops [PDF]

open access: yesThe Astrophysical Journal Letters, 2018
AbstractEmployingSolar Dynamics Observatory/Atmospheric Imaging Assembly (AIA) multi-wavelength images, we report the coronal condensation during the magnetic reconnection (MR) between a system of open and closed coronal loops. Higher-lying magnetically open structures, observed in AIA 171 Å images above the solar limb, move downward and interact with ...
Leping Li   +7 more
openaire   +3 more sources

EUV FLICKERING OF SOLAR CORONAL LOOPS: A NEW DIAGNOSTIC OF CORONAL HEATING [PDF]

open access: yesThe Astrophysical Journal Letters, 2016
ABSTRACT A previous work of ours found the best agreement between EUV light curves observed in an active region core (with evidence of super-hot plasma) and those predicted from a model with a random combination of many pulse-heated strands with a power-law energy distribution.
E. Tajfirouze   +3 more
openaire   +2 more sources

Effect of structuring on coronal loop oscillations [PDF]

open access: yes, 2007
In this Thesis the theoretical understanding of oscillations in coronal structures is developed. In particular, coronal loops are modelled as magnetic slabs of plasma.
McEwan, Michael P.
core   +2 more sources

Scaling Law for the Heating of Solar Coronal Loops

open access: yesThe Astrophysical Journal, 1999
12 pages, 4 figures. Astrophysical Journal Letters (in press)
Dmitruk, P., Gómez, D.O.
openaire   +5 more sources

The Heating of Solar Coronal Loops by Alfvén Wave Turbulence [PDF]

open access: yesThe Astrophysical Journal, 2017
Abstract In this paper we further develop a model for the heating of coronal loops by Alfvén wave turbulence (AWT). The Alfvén waves are assumed to be launched from a collection of kilogauss flux tubes in the photosphere at the two ends of the loop.
A. A. van Ballegooijen   +2 more
openaire   +4 more sources

A Statistical Study of Short-period Decayless Oscillations of Coronal Loops in an Active Region

open access: yesThe Astrophysical Journal, 2023
Coronal loop oscillations are common phenomena in the solar corona, which are often classified as decaying and decayless oscillations. Using the high-resolution observation measured by the Extreme Ultraviolet Imager (EUI) on board the Solar Orbiter, we ...
Dong Li, David M. Long
doaj   +1 more source

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