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Related papers: Twin extreme ultraviolet waves in the solar corona

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Extreme ultraviolet (EUV) waves are impressive coronal propagating disturbances. They are closely associated with various eruptions, and can used for the global coronal seismology and the acceleration of solar energetic particles. Hence,…

Solar and Stellar Astrophysics · Physics 2020-05-27 Ruisheng Zheng , Yao Chen , Bing Wang , Hongqiang Song

Extreme ultraviolet (EUV) waves, spectacular horizontally propagating disturbances in the low solar corona, always trigger horizontal secondary waves (SWs) when they encounter ambient coronal structure. We present a first example of upward…

Solar and Stellar Astrophysics · Physics 2018-05-02 Ruisheng Zheng , Yao Chen , Shiwei Feng , Bing Wang , Hongqiang Song

Extreme-ultraviolet (EUV) waves are one of the large-scale phenomena on the Sun. They are defined as large propagating fronts in the low corona with speeds ranging from a few tens km/s to a multiple of 1000 km/s. They are often associated…

Solar and Stellar Astrophysics · Physics 2023-10-20 Ramesh Chandra , Pooja Devi , P. F. Chen , Brigitte Schmieder , Reetika Joshi , Bhuwan Joshi , Arun Kumar Awasthi

Context. Solar extreme ultraviolet (EUV) waves are propagating disturbances in the corona, and they usually accompany with various solar eruptions, from large-scale coronal mass ejections to small-scale coronal jets. Aims. Generally, it is…

Solar and Stellar Astrophysics · Physics 2023-06-21 Yihan Liu , Ruisheng Zheng , Liang Zhang , Hengyuan Wei , Ze Zhong , Shuhong Yang , Yao Chen

Solar extreme ultraviolet (EUV) waves are large-scale propagating disturbances in the corona. It is generally believed that the vital key for the formation of EUV waves is the rapid expansion of the loops that overlie erupting cores in…

Solar and Stellar Astrophysics · Physics 2022-06-15 Liang Zhang , Ruisheng Zheng , Huadong Chen , Yao Chen

Global extreme ultraviolet (EUV) waves are spectacular traveling disturbances in the solar corona associated with energetic eruptions such as coronal mass ejections (CMEs) and flares. Over the past 15 years, observations from three…

Solar and Stellar Astrophysics · Physics 2014-05-07 Wei Liu , Leon Ofman

Extreme Ultraviolet (EUV) waves have been found for about 15 years. However, significant controversy remains over their physical natures and origins. In this paper, we report an EUV wave that was accompanied by an X1.9 flare and a partial…

Solar and Stellar Astrophysics · Physics 2015-06-05 Yuandeng Shen , Yu Liu

We investigate a global extreme-ultraviolet (EUV) wave associated with a coronal mass ejection (CME)-driven shock on 2017 September 10. The EUV wave is transmitted by north- and south-polar coronal holes (CHs), which is observed by the…

Solar and Stellar Astrophysics · Physics 2019-06-26 Huidong Hu , Ying D. Liu , Bei Zhu , Hardi Peter , Wen He , Rui Wang , Zhongwei Yang

On 17 January 2010, STEREO-B observed in extreme ultraviolet (EUV) and white light a large-scale dome-shaped expanding coronal transient with perfectly connected off-limb and on-disk signatures. Veronig et al. (2010, ApJL 716, 57) concluded…

Solar and Stellar Astrophysics · Physics 2015-03-19 V. V. Grechnev , A. N. Afanasyev , A. M. Uralov , I. M. Chertok , M. V. Eselevich , V. G. Eselevich , G. V. Rudenko , Y. Kubo

We present and interpret the observations of extreme ultraviolet (EUV) waves associated with a filament eruption on 2011 May 11.The filament eruption also produces a small B-class two ribbon flare and a coronal mass ejection (CME). The…

Solar and Stellar Astrophysics · Physics 2016-05-25 R. Chandra , P. F. Chen , A. Fulara , A. K. Srivastava , W. Uddin

Impulsive solar energetic particle (ISEP) events show peculiar elemental composition, with enhanced 3He and heavy-ion abundances, markedly different from our solar system composition. Furthermore, the events are characterized by a wide…

Solar and Stellar Astrophysics · Physics 2021-12-30 R. Bucik

Solar extreme-ultraviolet (EUV) waves generally refer to large-scale disturbances propagating outward from sites of solar eruptions in EUV imaging observations. Using the recent observations from the Atmospheric Imaging Assembly (AIA) on…

Solar and Stellar Astrophysics · Physics 2022-11-09 Zheng Sun , Hui Tian , P. F. Chen , Shuo Yao , Zhenyong Hou , Hechao Chen , Linjie Chen

The coronal blowout jet, extreme ultraviolet (EUV) wave and coronal mass ejection (CME) are common phenomena in the solar atmosphere. In this paper, we report the occurrence of an M-shaped CME event associated with a blowout jet and an EUV…

We report SDO/AIA observations of an extraordinary global extreme ultraviolet (EUV) wave triggered by the X8.2+ flare-CME eruption on 2017 September 10. This was one of the best EUV waves ever observed with modern instruments, yet it was…

Solar and Stellar Astrophysics · Physics 2018-09-19 Wei Liu , Meng Jin , Cooper Downs , Leon Ofman , Mark C. M. Cheung , Nariaki V. Nitta

We address the nature of EUV waves through direct observations of the formation of a diffuse wave driven by the expansion of a coronal mass ejection (CME) and its subsequent separation from the CME front. The wave and the CME on 2011 June 7…

Solar and Stellar Astrophysics · Physics 2015-06-03 X. Cheng , J. Zhang , O. Olmedo , A. Vourlidas , M. D. Ding , Y. Liu

In this paper, we present a detailed analysis of a coronal blowout jet eruption which was associated with an obvious extreme-ultraviolet (EUV) wave and one complicated coronal mass ejection (CME) event based on the multi-wavelength and…

Solar and Stellar Astrophysics · Physics 2018-12-27 Y. H. Miao , Y. Liu , H. B. Li , Y. D. Shen , S. H. Yang , A. Elmhamdi , A. S. Kordi , Z. Z. Abidin

Small 3He-rich solar energetic particle (SEP) events with their anomalous abundances, markedly different from solar system, provide evidence for a unique acceleration mechanism that operates routinely near solar active regions. Although the…

Solar and Stellar Astrophysics · Physics 2015-12-16 R. Bucik , D. E. Innes , L. Guo , G. M. Mason , M. E. Wiedenbeck

We present observations of a small-scale Extreme-ultraviolet (EUV) wave that was associated with a mini-filament eruption and a GOES B1.9 micro-fare in the quiet Sun region. The initiation of the event was due to the photospheric magnetic…

Solar and Stellar Astrophysics · Physics 2017-12-27 Yuandeng Shen , Yu Liu , Zhanjun Tian , Zhining Qu

The morphologies of the wavefronts of extreme ultraviolet (EUV) waves can shed light on their physical nature and driving mechanism that are still strongly debated. In reality, the wavefronts always deform after interacting with ambient…

Solar and Stellar Astrophysics · Physics 2019-02-13 Ruisheng Zheng , Zhike Xue , Yao Chen , Bing Wang , Hongqiang Song

We present a case study for the global extreme ultraviolet (EUV) wave and its chromospheric counterpart `Moreton-Ramsey wave' associated with the second X-class flare in Solar Cycle 25 and a halo coronal mass ejection (CME). The EUV wave…

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