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Related papers: Ellerman Bombs with Jets: Cause and Effect

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Ellerman bombs (EBs) have been widely studied in recent years due to their dynamic, explosive nature and apparent links to the underlying photospheric magnetic field implying that they may be formed by magnetic reconnection in the…

Solar and Stellar Astrophysics · Physics 2015-06-23 C. J. Nelson , E. M. Scullion , J. G. Doyle , N. Freij , R. Erdélyi

High-resolution imaging-spectroscopy movies of solar active region NOAA 10998 obtained with the CRisp Imaging SpectroPolarimeter (CRISP) at the Swedish 1-m Solar Telescope show very bright, rapidly flickering, flame-like features that…

Solar and Stellar Astrophysics · Physics 2015-05-28 Hiroko Watanabe , Gregal Vissers , Reizaburo Kitai , Luc Rouppe van der Voort , Robert J. Rutten

The emergence of magnetic flux into the solar atmosphere produces, among other phenomena, Ellerman bombs (EBs), which are observed in H alpha and are due to magnetic reconnection in the photosphere below the chromospheric canopy. Signs of…

Solar and Stellar Astrophysics · Physics 2020-01-15 Ada Ortiz , Viggo H. Hansteen , Daniel Nóbrega-Siverio , Luc Rouppe van der Voort

Ellerman bombs (EBs) are small-scale intense brightenings in H$\alpha$ wing images, which are generally believed to be signatures of magnetic reconnection events around the temperature minimum region of the solar atmosphere. They have a…

Solar and Stellar Astrophysics · Physics 2019-05-01 Yajie Chen , Hui Tian , Hardi Peter , Tanmoy Samanta , Vasyl Yurchyshyn , Haimin Wang , Wenda Cao , Linghua Wang , Jiansen He

The presence of photospheric magnetic reconnection has long been thought to give rise to short and impulsive events, such as Ellerman bombs (EBs) and Type II spicules. In this article, we combine high-resolution, high-cadence observations…

Solar and Stellar Astrophysics · Physics 2015-06-17 C. J. Nelson , S. Shelyag , M. Mathioudakis , J. G. Doyle , M. S. Madjarska , H. Uitenbroek , R. Erdélyi

Ellerman bombs (EBs) are tiny brightenings often observed near sunspots. The most impressive characteristic of the EB spectra is the two emission bumps in both wings of the H$\alpha$ and \ion{Ca}{II} 8542 {\AA} lines. High-resolution…

Solar and Stellar Astrophysics · Physics 2015-09-16 Z. Li , C. Fang , Y. Guo , P. F. Chen , Z. Xu , W. Cao

Ellerman bombs (EBs) are small and short-lived magnetic reconnection events in the lower solar atmosphere, most commonly reported in the line wings of the H$\alpha$ line. These events are thought to play a role in heating the solar…

Solar and Stellar Astrophysics · Physics 2025-09-12 A. Faryad , A. G. M. Pietrow , M. Verma , C. Denker

Ellerman Bombs are signatures of magnetic reconnection, which is an important physical process in the solar atmosphere. How and where they occur is a subject of debate. In this paper we analyse Sunrise/IMaX data together with 3D MHD…

Ellerman bombs (EBs) and UV bursts are both brightenings related to flux emergence regions and specifically to magnetic flux of opposite polarity that meet in the photosphere. These two reconnection-related phenomena, nominally formed far…

Solar and Stellar Astrophysics · Physics 2019-06-19 V. Hansteen , A. Ortiz , V. Archontis , M. Carlsson , T. M. D. Pereira , J. P. Bjørgen

Ellerman bombs are transient brightenings of the extended wings of the solar Balmer lines in emerging active regions. We describe their properties in the ultraviolet lines sampled by the Interface Region Imaging Spectrograph (IRIS), using…

Solar and Stellar Astrophysics · Physics 2015-10-08 Gregal J. M. Vissers , Luc H. M. Rouppe van der Voort , Robert J. Rutten , Mats Carlsson , Bart De Pontieu

The properties of Ellerman bombs (EBs), small-scale brightenings in the H-alpha line wings, have proved difficult to establish due to their size being close to the spatial resolution of even the most advanced telescopes. Here, we aim to…

Solar and Stellar Astrophysics · Physics 2013-01-09 C. J. Nelson , J. G. Doyle , R. Erdelyi , Z. Huang , M. Madjarska , M. Mathioudakis , S. Mumford , K. Reardon

Ellerman bombs (EBs) seem to be a part of a whole spectrum of phenomena that might have the same underlying physical mechanism, but with observed characteristics which pose a considerable challenge to models. The aim of this study is to…

Solar and Stellar Astrophysics · Physics 2017-05-17 S. Danilovic

A spectacular manifestation of solar activity is the appearance of transient brightenings in the far wings of the H$\alpha$ line, known as Ellerman bombs (EBs). Recent observations obtained by the Interface Region Imaging Spectrograph…

Ellerman bombs (EBs) and Ultraviolet (UV) bursts are common brightening phenomena which are usually generated in the low solar atmosphere of emerging flux regions. In this paper, we have investigated the emergence of an initial un-twisted…

Solar and Stellar Astrophysics · Physics 2021-11-17 Guanchong Cheng , Lei Ni , Yajie Chen , Udo Ziegler , Jun Lin

Ultraviolet (UV) bursts and Ellerman bombs (EBs) are small-scale magnetic reconnection events taking place in the highly stratified, low solar atmosphere. It is still not clear whether UV bursts have to be generated at a higher atmospheric…

Solar and Stellar Astrophysics · Physics 2022-09-21 Lei Ni , Guanchong Cheng , Jun Lin

Magnetic reconnection in the deep solar atmosphere can give rise to enhanced emission in the Balmer hydrogen lines, a phenomenon referred to as Ellerman bombs. Recent high quality H$\beta$ observations indicate that Ellerman bombs are more…

Solar and Stellar Astrophysics · Physics 2022-08-10 Jayant Joshi , Luc H. M. Rouppe van der Voort

We use high-resolution imaging spectroscopy with the Swedish 1-m Solar Telescope (SST) to study the transient brightenings of the wings of the Balmer Halpha line in emerging active regions that are called Ellerman bombs. Simultaneous…

Solar and Stellar Astrophysics · Physics 2015-06-16 Gregal J. M. Vissers , Luc H. M. Rouppe van der Voort , Robert J. Rutten

Ellerman bombs (EBs) are brightenings in the H$\alpha$ line wings that are believed to be caused by magnetic reconnection in the lower atmosphere. To study the response and evolution of the chromospheric line profiles, we perform radiative…

Solar and Stellar Astrophysics · Physics 2017-08-23 Jie Hong , Mats Carlsson , M. D. Ding

Ellerman bombs are regions with enhanced Balmer line wing emission and mark magnetic reconnection in the deep solar atmosphere in active regions and quiet Sun. They are often found in regions where opposite magnetic polarities are in close…

Solar and Stellar Astrophysics · Physics 2021-04-14 L. H. M. Rouppe van der Voort , J. Joshi , V. M. J. Henriques , S. Bose

Magnetic reconnection in the deep solar atmosphere can give rise to enhanced emission in the Balmer hydrogen lines, a phenomenon known as Ellerman bombs (EBs). It is most common to observe EBs in the H-alpha and H-beta lines. High quality…

Solar and Stellar Astrophysics · Physics 2024-01-23 L. Rouppe van der Voort , J. Joshi , K. Krikova
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