Results 11 to 20 of about 65,282 (317)

The birth of a coronal mass ejection. [PDF]

open access: yesSci Adv, 2019
The Sun's atmosphere is frequently disrupted by coronal mass ejections (CMEs), coupled with flares and energetic particles. In the standard picture, the coupling is explained by magnetic reconnection at a vertical current sheet connecting the flare loops
Gou T   +4 more
europepmc   +8 more sources

Planar magnetic structures in coronal mass ejection-driven sheath regions [PDF]

open access: yesAnnales Geophysicae, 2016
Planar magnetic structures (PMSs) are periods in the solar wind during which interplanetary magnetic field vectors are nearly parallel to a single plane.
E. Palmerio   +3 more
doaj   +3 more sources

Effects of Coronal Mass Ejections on Distant Coronal Streamers [PDF]

open access: yesAstronomy Reports, 2014
The effects of a large coronal mass ejection (CME) on a solar coronal streamer located roughly 90 degrees from the main direction of the CME propagation observed on January 2, 2012 by the SOHO/LASCO coronagraph are analyzed.
Filippov, B.   +3 more
core   +2 more sources

Integration of solar flare and coronal mass ejection event dataHarvard Dataverse [PDF]

open access: yesData in Brief
Solar flares and coronal mass ejections are solar transient events that can impact our technological infrastructure in near-Earth and Earth environments. While related, not all flares generate CMEs and there are a limited number of resources that connect
Anli Ji   +2 more
doaj   +2 more sources

Forward Modeling of Coronal Mass Ejection Flux Ropes in the Inner Heliosphere with 3DCORE. [PDF]

open access: yesSpace Weather, 2018
Forecasting the geomagnetic effects of solar storms, known as coronal mass ejections (CMEs), is currently severely limited by our inability to predict the magnetic field configuration in the CME magnetic core and by observational effects of a single ...
Möstl C   +9 more
europepmc   +3 more sources

Expansion-induced Three-part Morphology of the 2021 December 4 Coronal Mass Ejection

open access: goldThe Astrophysical Journal
The typical structure of a coronal mass ejection (CME) was identified as a three-part morphology, which includes a bright front, a dark cavity, and a bright core, with the cavity and the core generally regarded as flux rope and eruptive prominence ...
Liping Yang   +11 more
doaj   +2 more sources

A Coronal Hole's Effects on CME Shock Morphology in the Inner Heliosphere [PDF]

open access: yes, 2012
We use STEREO imagery to study the morphology of a shock driven by a fast coronal mass ejection (CME) launched from the Sun on 2011 March 7. The source region of the CME is located just to the east of a coronal hole. The CME ejecta is deflected away from
A. P. Rouillard   +16 more
core   +2 more sources

Stellar coronal mass ejections

open access: yesSerbian Astronomical Journal, 2022
Stellar coronal mass ejections (CMEs) are a growing research field, especially during the past decade. The large number of so far detected exoplanets raises the open question for the CME activity of stars, as CMEs may strongly affect exoplanetary atmospheres.
Leitzinger M., Odert P.
openaire   +3 more sources

Reconnection in a slow Coronal Mass Ejection [PDF]

open access: yesAnnales Geophysicae, 2008
This paper aims at studying reconnection occurring in the aftermath of the 28 May 2004, CME, first imaged by the LASCO (Large Angle and Spectrometric Coronagraph) C2 at 11:06 UT. The CME was observed in White Light and UV radiation: images acquired by
G. Poletto   +3 more
doaj   +1 more source

Genesis and Impulsive Evolution of the 2017 September 10 Coronal Mass Ejection [PDF]

open access: yesAstrophysical Journal, 2018
The X8.2 event of 2017 September 10 provides unique observations to study the genesis, magnetic morphology, and impulsive dynamics of a very fast coronal mass ejection (CME). Combining GOES-16/SUVI and SDO/AIA EUV imagery, we identify a hot (T ≈ 10–15 MK)
A. Veronig   +9 more
semanticscholar   +1 more source

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