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相关论文: Multi-Viewpoint Observation of a Failed Prominence…

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Two-ribbon brightenings are one of the most remarkable characteristics of an eruptive solar flare and are often used for predicting the occurrence of coronal mass ejections (CMEs). Nevertheless, it was called in question recently whether…

太阳与恒星天体物理 · 物理学 2015-08-19 X. Cheng , Q. Hao , M. D. Ding , K. Liu , P. F. Chen , C. Fang , Y. D. Liu

We simulate the buoyant rise of a magnetic flux rope from the solar convection zone into the corona to better understand the energetic coupling of the solar interior to the corona. The magnetohydrodynamic model addresses the physics of…

太阳与恒星天体物理 · 物理学 2015-06-03 Fang Fang , Ward Manchester , William P. Abbett , Bart van der Holst

Large-scale solar eruptive activities have a close relationship with coronal magnetic flux ropes. Previous numerical studies have found that the equilibrium of a coronal flux rope system could be disrupted if the axial magnetic flux of the…

太阳与恒星天体物理 · 物理学 2023-01-02 Quanhao Zhang , Xin Cheng , Rui Liu , Anchuan Song , Xiaolei Li , Yuming Wang

Time-dependent resistive magnetohydrodynamic simulations are carried out to study a flux rope eruption caused by magnetic reconnection with implication in coexistent flare-CME (coronal mass ejection) events. An early result obtained in a…

天体物理学 · 物理学 2009-11-11 Y. Z. Zhang , J. X. Wang , Y. Q. Hu

n order to better understand the solar genesis of interplanetary magnetic clouds (MCs) we model the magnetic and topological properties of four large eruptive solar flares and relate them to observations. We use the three-dimensional…

太阳与恒星天体物理 · 物理学 2015-05-27 Maria D. Kazachenko , Richard C. Canfield , Dana W. Longcope , Jiong Qiu

Magnetic reconnection is a fundamental physical process in various astrophysical, space, and laboratory environments. Many pieces of evidence for magnetic reconnection have been uncovered. However, its specific processes that could be…

太阳与恒星天体物理 · 物理学 2018-10-24 X. Cheng , Y. Li , L. F. Wan , M. D. Ding , P. F. Chen , J. Zhang , J. J. Liu

We present an X-ray imaging and spectroscopic study of a partially occulted C7.7 flare on 2003 April 24 observed by RHESSI that accompanied a prominence eruption observed by TRACE. (1) The activation and rise of the prominence occurs during…

太阳与恒星天体物理 · 物理学 2011-02-11 Wei Liu , Tong-Jiang Wang , Brian R. Dennis , Gordon D. Holman

Mini-filament eruptions are one of the most common small-scale transients in the solar atmosphere. However, their eruption mechanisms are still not understood thoroughly. Here, with a combination of 174 A images of high spatio-temporal…

In order to bridge the gap between heliospheric and solar observations of coronal mass ejections (CMEs), one of the key steps is to improve the understanding of their corresponding magnetic structures like the magnetic flux ropes (MFRs).…

太阳与恒星天体物理 · 物理学 2022-08-03 Wen He , Qiang Hu , Chaowei Jiang , Jiong Qiu , Avijeet Prasad

Here we report evidence of a large solar filament eruption on 2013, September 29. This smooth eruption, which passed without any previous flare, formed after a two-ribbon flare and a coronal mass ejection towards Earth. The coronal mass…

太阳与恒星天体物理 · 物理学 2015-10-29 J. Palacios , C. Cid , A. Guerrero , E. Saiz , Y. Cerrato

We analyze 16 failed filament eruptions observed near 24 solar cycle maximum from May 2013 to July 2014. No significant rotation of filament spines is observed during the ascent in all studied failed eruptions, which does not support…

太阳与恒星天体物理 · 物理学 2020-04-15 B. Filippov

Magnetic reconnection is a fundamental mechanism through which energy stored in magnetic fields is released explosively on a massive scale, they could be presented as eruptive or confined flares, depending on their association with coronal…

太阳与恒星天体物理 · 物理学 2023-12-21 Kanniah Balamuralikrishna , John Y. H. Soo , Norhaslinda Mohamed Tahrin , Abdul Halim Abdul Aziz

Solar eruptions are due to a sudden destabilization of force-free coronal magnetic fields. But the detailed mechanisms which can bring the corona towards an eruptive stage, then trigger and drive the eruption, and finally make it explosive,…

太阳与恒星天体物理 · 物理学 2015-06-17 Guillaume Aulanier

A bright prominence associated with a coronal mass ejection (CME) was seen erupting from the Sun on 9 April 2008. This prominence was tracked by both the Solar Terrestrial Relations Observatory (STEREO) EUVI and COR1 telescopes, and was…

太阳与恒星天体物理 · 物理学 2011-12-16 W. T. Thompson , B. Kliem , T. Török

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…

The magnetic breakout model has been widely used to explain solar eruptive activities. Here, we apply it to explain successive filament eruptions occurred in a quadrupolar magnetic source region. Based on the high temporal and spatial…

太阳与恒星天体物理 · 物理学 2014-01-09 Yuandeng Shen

Large-scale solar eruptions are believed to have a magnetic flux rope as the core structure. However, it remains elusive as to how the flux rope builds up and what triggers its eruption. Recent observations found that a prominence erupted…

太阳与恒星天体物理 · 物理学 2020-07-29 Quanhao Zhang , Yuming Wang , Rui Liu , Jie Zhang , Youqiu Hu , Wensi Wang , Bin Zhuang , Xiaolei Li

Context. Some of the most dynamic active regions are associated with complex photospheric magnetic configurations such as quadrupolar regions, and especially ones with a $\delta$-spot configuration and a strong Polarity Inversion Line…

太阳与恒星天体物理 · 物理学 2019-10-09 P. Syntelis , E. J. Lee , C. W. Fairbairn , V. Archontis , A. W. Hood

We present evidence that a magnetic flux rope was formed before a coronal mass ejection (CME) and its associated long-duration flare during a pair of preceding confined eruptions and associated impulsive flares in a compound event in NOAA…

太阳与恒星天体物理 · 物理学 2021-03-17 Bernhard Kliem , Jeongwoo Lee , Rui Liu , Stephen M. White , Chang Liu , Satoshi Masuda

Solar filaments exhibit a range of eruptive-like dynamic activity, ranging from the full or partial eruption of the filament mass and surrounding magnetic structure as a coronal mass ejection (CME), to a fully confined or 'failed' eruption.…

太阳与恒星天体物理 · 物理学 2015-06-17 H. R. Gilbert , A. R. Inglis , M. L. Mays , L. Ofman , B. J. Thompson , C. A. Young