Results 131 to 140 of about 30,967 (299)

Two classes of solar energetic particle events associated with impulsive and long duration soft X-ray flares [PDF]

open access: yes
Solar energetic particle events observed in space have different properties depending on the class of associated flare. Impulsive flares, which occur low in the corona in regions of high energy density, are associated with particle events which are ...
Cane, H. V.   +2 more
core   +1 more source

Solar flares with and without SOHO/LASCO coronal mass ejections and type II shocks

open access: yes, 2010
We analyse of a set of radio rich (accompanied by type IV or II bursts) solar flares and their association with SOHO/LASCO Coronal Mass Ejections in the period 1998 2000. The intensity, impulsiveness and energetics of these events are investigated.
A. Hillaris   +29 more
core   +1 more source

Automated detection of solar eruptions

open access: yesJournal of Space Weather and Space Climate, 2015
Observation of the solar atmosphere reveals a wide range of motions, from small scale jets and spicules to global-scale coronal mass ejections (CMEs).
Hurlburt N.
doaj   +1 more source

Predicting the magnetic vectors within coronal mass ejections arriving at Earth: 1. Initial Architecture

open access: yes, 2015
The process by which the Sun affects the terrestrial environment on short timescales is predominately driven by the amount of magnetic reconnection between the solar wind and Earth's magnetosphere. Reconnection occurs most efficiently when the solar wind
Evans, R.   +8 more
core   +1 more source

Cospatial Multiwavelength Observations of an Eruptive Prominence as the Bright Core of a Coronal Mass Ejection

open access: yesThe Astrophysical Journal Letters
Coronal mass ejections (CMEs), as seen in white-light (WL) coronagraphs, often exhibit a classic three-part structure consisting of a bright front, a dark cavity, and a bright core.
Bin Zhuang   +10 more
doaj   +1 more source

Observations of an extreme storm in interplanetary space caused by successive coronal mass ejections

open access: yes, 2014
Space weather refers to dynamic conditions on the Sun and in the space environment of the Earth, which are often driven by solar eruptions and their subsequent interplanetary disturbances.
Bale, Stuart D.   +10 more
core   +1 more source

Direct Evidence of the Hybrid Nature of Extreme-ultraviolet Waves and the Reflection of the Fast-mode Wave

open access: yesThe Astrophysical Journal
We performed an analysis of the extreme-ultraviolet (EUV) wave event on 2022 March 31. The event originated from active region (AR) 12975 located at N13W52 in the field of view of the Atmospheric imaging Assembly (AIA) and exactly at the west limb viewed
Ramesh Chandra, P. F. Chen, Pooja Devi
doaj   +1 more source

Atmospheric response to solar flares, coronal mass ejections and magnetospheric energetic particle precipitation during September 2017

open access: gold, 2022
Irina Mironova   +5 more
openalex   +1 more source

Workshop on Solar Activity, Solar Wind, Terrestrial Effects, and Solar Acceleration [PDF]

open access: yes
A summary of the proceedings from the workshop are presented. The areas covered were solar activity, solar wind, terrestrial effects, and solar acceleration.

core   +1 more source

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