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Related papers: A census of Coronal Mass Ejections on solar-like s…

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Coronal mass ejections (CMEs) are major drivers of geomagnetic storms, which may cause severe space weather effects. Automating the detection, tracking, and three-dimensional (3D) reconstruction of CMEs is important for operational…

Solar and Stellar Astrophysics · Physics 2024-06-06 Jiahui Shan , Huapeng Zhang , Lei Lu , Yan Zhang , Li Feng , Yunyi Ge , Jianchao Xue , Shuting Li

Coronal mass ejections (CMEs) are relatively a recently-discovered phenomenon, in 1971, some fifteen years into the Space Era. It took another two decades to realize that CMEs are the most important players in solar terrestrial relationship…

Solar and Stellar Astrophysics · Physics 2016-03-08 Nat Gopalswamy

The primary objective of this study is to connect the coronal mass ejections (CMEs) to their source regions, primarily creating a CME source region (CSR) catalogue, and secondly probing into the influence the source regions have on…

Solar and Stellar Astrophysics · Physics 2023-10-27 Satabdwa Majumdar , Ritesh Patel , Vaibhav Pant , Dipankar Banerjee , Aarushi Rawat , Abhas Pradhan , Paritosh Singh

We propose a new model for the initiation of a solar coronal mass ejection (CME). The model agrees with two properties of CMEs and eruptive flares that have proved to be very difficult to explain with previous models. a) Very low-lying…

Astrophysics · Physics 2009-10-30 S. K. Antiochos , C. R. DeVore , J. A. Klimchuk

We present a statistical study of 62 coronal dimming events associated with Earth-directed CMEs during the quasi-quadrature period of STEREO and SDO. This unique setting allows us to study both phenomena in great detail and compare…

Solar and Stellar Astrophysics · Physics 2019-04-10 Karin Dissauer , Astrid M. Veronig , Manuela Temmer , Tatiana Podladchikova

Understanding coronal mass ejection (CME) energetics and dynamics has been a long-standing problem, and although previous observational estimates have been made, such studies have been hindered by large uncertainties in CME mass. Here, the…

Solar and Stellar Astrophysics · Physics 2015-06-04 Eoin P. Carley , R. T. James McAteer , Peter T. Gallagher

Coronal mass ejections (CMEs), which are among the most magnificent solar eruptions, are a major driver of space weather and can thus affect diverse human technologies. Different processes have been proposed to explain the initiation and…

Coronal Mass Ejections (CMEs) are large-scale eruptions from the Sun into interplanetary space. Despite being major space weather drivers, our knowledge of the CME properties in the inner heliosphere remains constrained by the scarcity of…

Solar and Stellar Astrophysics · Physics 2021-05-12 Camilla Scolini , Sergio Dasso , Luciano Rodriguez , Andrei N. Zhukov , Stefaan Poedts

The aim of the present report is to outline the observational methods used to determine the solar origin - in terms of flares and coronal mass ejections (CMEs) - of the in situ observed solar energetic protons. Several widely used…

Solar and Stellar Astrophysics · Physics 2025-12-19 Rositsa Miteva

In the standard model of solar eruptive events, coronal mass ejections (CMEs) and flares are associated with each other through magnetic reconnection initiated by erupting flux ropes. Observations also reveal an increasing association ratio…

Solar and Stellar Astrophysics · Physics 2025-06-24 Changxue Chen , Yang Su , Wei Chen , Jingwei Li , Fu Yu , Weiqun Gan

We investigate the initiation and formation of Coronal Mass Ejections (CMEs) via detailed two-viewpoint analysis of low corona observations of a relatively fast CME acquired by the SECCHI instruments aboard the STEREO mission. The event…

Solar and Stellar Astrophysics · Physics 2015-06-03 A. Vourlidas , P. Syntelis , K. Tsinganos

Solar flares and coronal mass ejections (CMEs) are closely coupled through magnetic reconnection. CMEs are usually accelerated impulsively within the low solar corona, synchronized with the impulsive flare energy release. We investigate the…

Coronal mass ejections (CMEs) on the early Sun may have profoundly influenced the planetary atmospheres of early Solar System planets. Flaring young solar analogues serve as excellent proxies for probing the plasma environment of the young…

The statistical study of the Coronal Mass Ejections (CMEs) is a hot topic in solar physics. To further reveal the temporal and spatial behaviors of the CMEs at different latitudes and heights, we analyzed the correlation and phase…

Solar and Stellar Astrophysics · Physics 2022-06-22 Jiaqi Lin , Feng Wang , Linhua Deng , Hui Deng , Ying Mei , Yangfan Xie

The diffuse morphology and transient nature of coronal mass ejections (CMEs) make them difficult to identify and track using traditional image processing techniques. We apply multiscale methods to enhance the visibility of the faint CME…

Solar and Stellar Astrophysics · Physics 2009-02-20 Jason P. Byrne , Peter T. Gallagher , R. T. James McAteer , C. Alex Young

Aims: We investigate whether solar coronal mass ejections are driven mainly by coupling to the ambient solar wind or through the release of internal magnetic energy. Methods: We examine the energetics of 39 flux-rope like coronal mass…

Astrophysics · Physics 2009-11-13 Prasad Subramanian , Angelos Vourlidas

Coronal mass ejections (CMEs) and solar flares are the large-scale and most energetic eruptive phenomena in our solar system and able to release a large quantity of plasma and magnetic flux from the solar atmosphere into the solar wind.…

Solar and Stellar Astrophysics · Physics 2017-07-13 X. Cheng , Y. Guo , M. D. Ding

We present our results on the correlation of non-interacting coronal mass ejections (CMEs) and solar energetic particles (SEPs). A statistical analysis was conducted on 25 SEP events and the associated CME and flare during the ascending…

Solar and Stellar Astrophysics · Physics 2020-10-06 Anitha Ravishankar , Grzegorz Michalek

The Fourier analysis of the CME occurrence data observed by the SOHO satellite shows significant power around 1.9 yr., 1.2 yr., 265 day, 39 day and 26 day periodicities which are almost similar to the periodicities detected in the Fourier…

Solar and Stellar Astrophysics · Physics 2009-09-25 K. M. Hiremath

Context: Metric type II bursts are the most direct diagnostic of shock waves in the solar corona. Aims: There are two main competing views about the origin of coronal shocks: that they originate in either blast waves ignited by the pressure…

Solar and Stellar Astrophysics · Physics 2015-05-28 A. Nindos , C. E. Alissandrakis , A. Hillaris , P. Preka-Papadema
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