Sixty-five years of solar radioastronomy: flares, coronal mass ejections and Sun–Earth connection

M Pick, N Vilmer - The Astronomy and Astrophysics Review, 2008 - Springer
This paper will review the input of 65 years of radio observations to our understanding of
solar and solar–terrestrial physics. It is focussed on the radio observations of phenomena …

[HTML][HTML] Basic topology of twisted magnetic configurations in solar flares

VS Titov, P Démoulin - Astronomy and Astrophysics, v. 351, p …, 1999 - adsabs.harvard.edu
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Modelling and observations of photospheric magnetic helicity

P Démoulin, E Pariat - Advances in Space Research, 2009 - Elsevier
Mounting observational evidence of the emergence of twisted magnetic flux tubes through
the photosphere have now been published. Such flux tubes, formed by the solar dynamo …

Formation of torus-unstable flux ropes and electric currents in erupting sigmoids

G Aulanier, T Török, P Démoulin… - The Astrophysical …, 2009 - iopscience.iop.org
We analyze the physical mechanisms that form a three-dimensional coronal flux rope and
later cause its eruption. This is achieved by a zero-β magnetohydrodynamic (MHD) …

Yohkoh SXT observations of X-ray “dimming” associated with a halo coronal mass ejection

AC Sterling, HS Hudson - The Astrophysical Journal, 1997 - iopscience.iop.org
A sudden depletion or intensity" dimming" of the X-ray corona sometimes accompanies a
solar eruptive flare or coronal mass ejection (CME). We have identified a dimming that …

3-D magnetic configurations supporting prominences. I. The natural presence of lateral feet

G Aulanier, P Démoulin - … and Astrophysics, v. 329, p. 1125 …, 1998 - adsabs.harvard.edu
It is now commonly accepted that prominence plasma is supported in magnetic dips, in
particular in twisted flux-tubes. But present two-dimensional models are unable to explain …

Coronal “wave”: magnetic footprint of a coronal mass ejection?

GDR Attrill, LK Harra, L van Driel-Gesztelyi… - The Astrophysical …, 2007 - iopscience.iop.org
We investigate the properties of two" classical" EUV Imaging Telescope (EIT) coronal waves.
The two source regions of the associated coronal mass ejections (CMEs) possess opposite …

Transient coronal sigmoids and rotating erupting flux ropes

LM Green, B Kliem, T Török, L van Driel-Gesztelyi… - solar physics, 2007 - Springer
To determine the relationship between transient coronal (soft X-ray or EUV) sigmoids and
erupting flux ropes, we analyse four events in which a transient sigmoid could be associated …

Formation of current sheets and sigmoidal structure by the kink instability of a magnetic loop

B Kliem, VS Titov, T Török - Astronomy & Astrophysics, 2004 - aanda.org
We study dynamical consequences of the kink instability of a twisted coronal flux rope, using
the force-free coronal loop model by [CITE] as the initial condition in ideal-MHD simulations …

Observing coronal mass ejections without coronagraphs

HS Hudson, EW Cliver - Journal of Geophysical Research …, 2001 - Wiley Online Library
A coronal mass ejection (CME), strictly speaking, is a phenomenon observed via a white‐
light coronal imager. In addition to coronagraphs, a wide variety of other instruments provide …