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We present observations and magnetic field modeling of the large polar crown prominence that erupted on 2010 December 6. Combination of SDO/AIA and STEREO$\_$Behind/EUVI allows us to see the fine structures of this prominence both at the…

Solar and Stellar Astrophysics · Physics 2015-03-13 Yingna Su , Adriaan van Ballegooijen

Context. Theoretical calculations have shown that when solar prominences move away from the surface of the Sun, their radiative output is affected via the Doppler dimming or brightening effects. Aims. In this paper we ask whether…

Solar and Stellar Astrophysics · Physics 2012-01-17 Nicolas Labrosse , Kristopher McGlinchey

Prominence oscillations are one of interesting phenomena in the solar atmosphere, which can be utilized to infer the embedded magnetic field magnitude. We present here the transverse oscillations of two different prominences located at the…

Solar and Stellar Astrophysics · Physics 2022-08-17 Pooja Devi , Ramesh Chandra , Reetika Joshi , P. F. Chen , Brigitte Schmieder , Wahab Uddin , Yong-Jae Moon

We investigate the evolutions of two prominences (P1,P2) and two bundles of coronal loops (L1,L2), observed with SDO/AIA near the east solar limb on 2012 September 22. It is found that there were large-amplitude oscillations in P1 and L1,…

Solar and Stellar Astrophysics · Physics 2016-11-09 Quanhao Zhang , Yuming Wang , Rui Liu , Chenglong Shen , Min Zhang , Tingyu Gou , Jiajia Liu , Kai Liu , Zhenjun Zhou , Shui Wang

Solar prominences are very spectacular structures embedded in the tenuous and hot solar corona. The counterstreaming flows, a common feature in solar quiescent prominences, have been discovered for more than twenty years. However, the…

Solar and Stellar Astrophysics · Physics 2025-02-07 X. L. Yan , Z. K. Xue , J. C. Wang , P. F. Chen , K. F. Ji , C. Xia , L. H. Yang , D. F. Kong , Z. Xu , Y. A. Zhou , Q. L. Li

Developing an understanding of how magnetic fields can become entangled in a prominence is important for predicting a possible eruption. This work investigates the kinetic energy and vorticity associated with plasma motion residing inside…

Solar and Stellar Astrophysics · Physics 2016-02-12 M. S. Freed , D. E. McKenzie , D. W. Longcope , M. Wilburn

Filament longitudinal oscillations have been observed on the solar disk in H$\alpha$. We intend to find an example of the longitudinal oscillations of a prominence, where the magnetic dip can be seen directly, and examine what is the…

Solar and Stellar Astrophysics · Physics 2015-06-04 Qingmin Zhang , Pengfei Chen , Chun Xia , Rony Keppens

Observations of solar prominences reveal a complex, dynamic flow field within them. The flow field within quiescent prominences is characterized by long ``threads'' and dark ``bubbles'' that fall and rise (respectively) in a thin sheet. The…

Solar and Stellar Astrophysics · Physics 2012-01-23 Neal Hurlburt , Thomas Berger

We investigate the heating of an erupting prominence and loops associated with a coronal mass ejection and X-class flare. The prominence is seen in absorption in EUV at the beginning of its eruption. Later the prominence changes to…

Solar and Stellar Astrophysics · Physics 2017-07-26 Jin-Yi Lee , John C. Raymond , Katharine K. Reeves , Yong-Jae Moon , Kap-Sung Kim

Broad sets of spectroscopic observations comprising multiple lines represent an excellent opportunity for diagnostics of the properties of the prominence plasma and the dynamics of their fine structures. However, they also bring significant…

Solar and Stellar Astrophysics · Physics 2024-01-19 P. Schwartz , S. Gunar , J. Koza , P. Heinzel

Context. Prominence eruptions provide key observations to understand the launch of coronal mass ejections as their cold plasma traces a part of the unstable magnetic configuration. Aims. We select a well observed case to derive…

Solar and Stellar Astrophysics · Physics 2021-03-24 Pooja Devi , Pascal Démoulin , Ramesh Chandra , Reetika Joshi , Brigitte Schmieder , Bhuwan Joshi

Coronal cavities, often associated with prominences, are crucial structures in understanding coronal heating and the eruption mechanism of Coronal Mass Ejections (CMEs). Previous studies have identified their lower density, higher…

Solar and Stellar Astrophysics · Physics 2025-12-23 Chenxi Huangfu , Hui Fu , Bo Li , ZhengHua Huang , MingZhe Sun , WeiXin Liu , XiaoYu Yu , LiDong Xia

Plasma with a temperature close to the chromospheric one is ejected in solar eruptions. Such plasma can occult some part of emission of compact sources in active regions as well as quiet solar areas. Absorption phenomena can be observed in…

Solar and Stellar Astrophysics · Physics 2015-05-20 V. V. Grechnev , I. V. Kuzmenko , I. M. Chertok , A. M. Uralov

We present a detailed three-dimensional (3D) view of a prominence eruption, coronal loop expansion, and coronal mass ejections (CMEs) associated with an M4.4 flare that occurred on 2011 March 8 in the active region NOAA 11165. Full-disk…

Prominences are cool overdensities of plasma supported by magnetic fields that levitate in the solar corona. The physical characterization of these structures is key for understanding the magnetic field in the corona. Our work attempts to…

Solar and Stellar Astrophysics · Physics 2025-03-06 S. Esteban Pozuelo , A. Asensio Ramos , J. Trujillo Bueno , R. Ramelli , F. Zeuner , M. Bianda

Spectroscopic observations of prominence eruptions associated with coronal mass ejections (CMEs), although relatively rare, can provide valuable plasma and 3D geometry diagnostics. We report the first observations by the Interface Region…

Prominences are large magnetic structures in the corona filled by cool plasma with fast evolving fine structure. We aim to better understand the plasma conditions in the fine structure of a quiescent prominence including two transient horns…

Solar and Stellar Astrophysics · Physics 2023-12-13 Krzysztof Barczynski , Brigitte Schmieder , Bernard Gelly , Aaron W. Peat , Nicolas Labrosse

The first dedicated observation of an off-limb prominence by the Spectral Imaging of the Coronal Environment (SPICE) instrument took place on April 15, 2023. We aim to create parameter maps on the prominence region, including temperature,…

Solar and Stellar Astrophysics · Physics 2026-04-16 Y. Zhang , N. Labrosse , T. A. Kucera , S. Parenti

SECIS observations of the June 2001 total solar eclipse were taken using an Fe {\sc xiv} 5303 {\AA} filter. Automated tools based on wavelet analysis was used to detect intensity oscillations on various areas of the images. Statistical…

Astrophysics · Physics 2007-05-23 A. C. Katsiyannis , D. R. Williams , F. Murtagh , R. T. J. McAteer , F. P. Keenan

Solar prominences are the most prominent large-scale structures observed above the solar limb in emission in chromospheric lines but in absorption in coronal lines. At the bottom of prominences often appears a bubble, with plumes…

Solar and Stellar Astrophysics · Physics 2025-08-20 Wensi Wang , Rui Liu , Runbin Luo , Xiaoli Yan