The stellar CME–flare relation: what do historic observations reveal?

SP Moschou, JJ Drake, O Cohen… - The Astrophysical …, 2019 - iopscience.iop.org
Solar coronal mass ejections (CMEs) and flares have a statistically well-defined relationship,
with more energetic X-ray flares corresponding to faster and more massive CMEs. How this …

Sympathetic partial filament eruptions caused by the interaction between two nearby filaments

L Yang, X Yan, Z Xue, J Wang, L Yang… - The Astrophysical …, 2023 - iopscience.iop.org
To better understand the physical connections in sympathetic solar eruptions, we
investigated the interaction between two nearby filaments and their successive partial …

[HTML][HTML] Multipoint study of the rapid filament evolution during a confined C2 flare on 28 March 2022, leading to eruption

S Purkhart, AM Veronig, B Kliem, R Jarolim… - Astronomy & …, 2024 - aanda.org
Aims. This study focuses on the rapid evolution of the solar filament in active region 12975
during a confined C2 flare on 28 March 2022, which finally led to an eruptive M4 flare 1.5 h …

Eruptive–Impulsive Homologous M-class Flares Associated with Double-decker Flux Rope Configuration in Minisigmoid of NOAA 12673

PK Mitra, B Joshi, AM Veronig, R Chandra… - The Astrophysical …, 2020 - iopscience.iop.org
We present a multiwavelength analysis of two homologous, short-lived, impulsive flares of
GOES class M1. 4 and M7. 3 that occurred from a very localized minisigmoid region within …

A major geoeffective cme from noaa 12371: Initiation, cme–cme interactions, and interplanetary consequences

B Joshi, MS Ibrahim, A Shanmugaraju, D Chakrabarty - Solar Physics, 2018 - Springer
In this article, we present a multi-wavelength and multi-instrument investigation of a halo
coronal mass ejection (CME) from active region NOAA 12371 on 21 June 2015 that led to a …

The Formation of a U-shaped Filament Due to the Successive Magnetic Reconnection between a Filament and Its Nearby Chromospheric Fibrils

L Yang, X Yan, Z Xue, J Wang, L Yang… - The Astrophysical …, 2023 - iopscience.iop.org
Although magnetic reconnection plays a key role in the formation of a solar filament, the
detailed formation process is still ambiguous. Combining the observational data from the …

A partial filament eruption in three steps induced by external magnetic reconnection

J Dai, Z Li, Y Wang, Z Xu, Y Zhang, L Li… - The Astrophysical …, 2022 - iopscience.iop.org
We present an investigation of partial filament eruption on 2012 June 17 in the active region
NOAA 11504. For the first time, we observed the vertical splitting process during the partial …

Development of a confined circular-cum-parallel ribbon flare and associated pre-flare activity

P Devi, B Joshi, R Chandra, PK Mitra, AM Veronig… - Solar Physics, 2020 - Springer
We study a complex GOES M1. 1 circular ribbon flare and related pre-flare activity on 26
January 2015 [SOL2015-01-26T16: 53] in the solar active region NOAA 12268. This flare …

Where and how does a decay-index profile become saddle-like?

R Luo, R Liu - The Astrophysical Journal, 2022 - iopscience.iop.org
The decay index of solar magnetic fields is known as an important parameter in regulating
solar eruptions from the standpoint of the torus instability. In particular, a saddle-like profile …

Imaging and spectroscopic observations of a confined solar filament eruption with two-stage evolution

Z Xu, X Yan, L Yang, Z Xue, J Wang… - Monthly Notices of the …, 2024 - academic.oup.com
Solar filament eruptions are often characterized by stepwise evolution due to the
involvement of multiple mechanisms, such as magnetohydrodynamic instabilities and …