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Related papers: Probing the CME Core--Prominence Relation Using In…

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Coronal mass ejections (CMEs) are associated with the eruption of magnetic flux ropes (MFRs), which usually appear as hot channels in active regions and coronal cavities in quiet-Sun regions. CMEs often exhibit the classical three-part…

Solar and Stellar Astrophysics · Physics 2022-07-20 Hongqiang Song , Leping Li , Yao Chen

Coronal Mass ejections or CMEs are large dynamical solar-corona events. The mass balance and kinematics of a fast limb CME, including its prominence progenitor and the associated flare, will be compared with computed magnetic structures to…

In this article, we present the relationship between prominence eruptions (PEs) and coronal mass ejections (CMEs) from May 2010 to December 2019 covering most of solar cycle 24. We used data from the Atmospheric Imaging Assembly (AIA) for…

Solar and Stellar Astrophysics · Physics 2025-06-02 Pooja Devi , Nat Gopalswamy , Seiji Yashiro , Sachiko Akiyama , Ramesh Chandra , Kostadinka Koleva

Observations of the solar corona with the Large Angle Spectrometric Coronograph (LASCO) and Extreme ultraviolet Imaging Telescope (EIT) instruments on the Solar and Heliospheric Observatory (SOHO) provide an unprecedented opportunity to…

Astrophysics · Physics 2009-11-06 Prasad Subramanian , K. P. Dere

The shape and dynamics of coronal mass ejections (CMEs) vary significantly based on the instrument and wavelength used. This has led to significant debate about the proper definitions of CME/shock fronts, pile-up/compression regions, and…

Solar and Stellar Astrophysics · Physics 2025-08-27 Oleg Stepanyuk , Kamen Kozarev

How to properly understand coronal mass ejections (CMEs) viewed in white-light coronagraphs is crucial to many relative researches in solar and space physics. The issue is now particularly addressed in this paper through studying the source…

Solar and Stellar Astrophysics · Physics 2011-04-12 Yuming Wang , Caixia Chen , Bin Gui , Chenglong Shen , Pinzhong Ye , S. Wang

The eruption of a large quiescent prominence on 17 August 2013 and associated coronal mass ejection (CME) were observed from different vantage points by Solar Dynamics Observatory (SDO), Solar-Terrestrial Relations Observatory (STEREO), and…

Solar and Stellar Astrophysics · Physics 2019-11-04 I. V. Kuzmenko , V. V. Grechnev

We present an investigation into an apparent relationship between white-light coronal brightness and the kinematics of flare-associated CMEs. Using a unique dataset known as the LASCO Coronal Brightness Index (CBI), we conduct a study that…

Solar and Stellar Astrophysics · Physics 2025-05-16 Kelly Victor-French , Karl Battams , Brian E. Wood

Coronal mass ejections (CMEs) typically exhibit a three-component structure in white-light (WL) coronagraphs. Utilizing the seamless observations of the inner corona ($\le$ 3 R$_\odot$), we have revealed the early evolution of the cavity…

Solar and Stellar Astrophysics · Physics 2025-08-21 Shuting Li , Li Feng , Beili Ying , Hongqiang Song , Guanglu Shi , Jiahui Shan , Jie Zhao , Weiqun Gan

Previous survey studies reported that coronal mass ejections (CMEs) can exhibit various structures in white-light coronagraphs, and $\sim$30\% of them have the typical three-part feature in the high corona (e.g., 2--6 $R_\odot$), which has…

Solar and Stellar Astrophysics · Physics 2023-08-02 Hongqiang Song , Leping Li , Zhenjun Zhou , Lidong Xia , Xin Cheng , Yao Chen

A close association between eruptive prominences and CMEs, both slow and fast CMEs, was reported in many studies. Sometimes it is possible to follow the material motion starting from the prominence (filament) activation to the CME in the…

Astrophysics · Physics 2015-05-13 Boris Filippov , Serge Koutchmy

Aims. Coronal Mass Ejections (CMEs) are the most fascinating explosion in the solar system; however, their formation is still not fully understood. Methods. Here, we investigate a well-observed CME on 2021 May 07 that showed a typical…

Solar and Stellar Astrophysics · Physics 2022-10-26 B. T. Wang , X. Cheng , H. Q. Song , M. D. Ding

Coronal mass ejections (CMEs) result from eruptions of magnetic flux ropes (MFRs) and can possess a three-part structure in white-light coronagraphs, including a bright front, dark cavity and bright core. In the traditional opinion, the…

Solar and Stellar Astrophysics · Physics 2023-01-11 Hongqiang Song , Jie Zhang , Leping Li , Zihao Yang , Lidong Xia , Ruisheng Zheng , Yao Chen

We intend to provide a comprehensive answer to the question on whether all Coronal Mass Ejections (CMEs) have flux rope structure. To achieve this, we present a synthesis of the LASCO CME observations over the last sixteen years, assisted…

Solar and Stellar Astrophysics · Physics 2015-06-05 Angelos Vourlidas , Ben J. Lynch , Russ A. Howard , Yan Li

Coronal mass ejections (CMEs) are often accompanied by coronal dimming evident in extreme ultraviolet (EUV) and soft X-ray observations. The locations of dimming are sometimes considered to map footpoints of the erupting flux rope. As the…

Solar and Stellar Astrophysics · Physics 2016-07-06 J. X. Cheng , J. Qiu

Coronal mass ejections (CMEs), as a large-scale eruptive phenomenon, often reveal some precursors in the initiation phase, e.g., X-ray brightening, filament darkening, etc, which are useful for CME modeling and space weather forecast. With…

Astrophysics · Physics 2009-11-13 P. F. Chen , D. E. Innes , S. K. Solanki

We discuss features of coronal mass ejections (CMEs) that are specific to heliospheric observations at large elongation angles. Our analysis is focused on a series of two eruptions that occurred on 2007 January 24-25, which were tracked by…

Space Physics · Physics 2009-05-18 N. Lugaz , A. Vourlidas , I. I. Roussev , C. Jacobs , W. B. Manchester , O. Cohen

Stealth coronal mass ejections (CMEs) are eruptions from the Sun that have no obvious low coronal signature. These CMEs are characteristically slower events, but can still be geoeffective and affect space weather at Earth. Therefore,…

Solar and Stellar Astrophysics · Physics 2019-09-11 Jennifer O'kane , Lucie Green , David M. Long , Hamish Reid

Solar coronal dimmings have been observed extensively in the past two decades. Due to their close association with coronal mass ejections (CMEs), there is a critical need to improve our understanding of the physical processes that cause…

Solar and Stellar Astrophysics · Physics 2022-04-13 Meng Jin , Mark C. M. Cheung , Marc L. DeRosa , Nariaki V. Nitta , Carolus J. Schrijver

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
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