Origin and structures of solar eruptions I: magnetic flux rope

X Cheng, Y Guo, MD Ding - Science China Earth Sciences, 2017 - Springer
Coronal mass ejections (CMEs) and solar flares are the large-scale and most energetic
eruptive phenomena in our solar system and able to release a large quantity of plasma and …

A type II radio burst driven by a blowout jet on the Sun

Z Hou, H Tian, W Su, MS Madjarska… - The Astrophysical …, 2023 - iopscience.iop.org
Type II radio bursts are often associated with coronal shocks that are typically driven by
coronal mass ejections (CMEs) from the Sun. Here we conduct a case study of a type II radio …

Characteristics of late-phase> 100 MeV gamma-ray emission in solar eruptive events

GH Share, RJ Murphy, SM White… - The Astrophysical …, 2018 - iopscience.iop.org
We characterize and catalog 30 solar eruptive events observed by the Fermi Large Area
Telescope (LAT) having late-phase> 100 MeV γ-ray emission (LPGRE), identified 30 yr ago …

A new tool for CME arrival time prediction using machine learning algorithms: CAT-PUMA

J Liu, Y Ye, C Shen, Y Wang… - The Astrophysical …, 2018 - iopscience.iop.org
Coronal mass ejections (CMEs) are arguably the most violent eruptions in the solar system.
CMEs can cause severe disturbances in interplanetary space and can even affect human …

Spatially resolved radio signatures of electron beams in a coronal shock

P Zhang, D Morosan, A Kumari, E Kilpua - Astronomy & Astrophysics, 2024 - aanda.org
Context. Type II radio bursts are a type of solar radio bursts associated with coronal shocks.
Type II bursts usually exhibit fine structures in dynamic spectra that represent signatures of …

Solar coronal density turbulence and magnetic field strength at the source regions of two successive metric type II radio bursts

R Ramesh, C Kathiravan, A Kumari - The Astrophysical Journal, 2023 - iopscience.iop.org
We report spectral and polarimeter observations of two weak, low-frequency (≈ 85–60 MHz)
solar coronal type II radio bursts that occurred on 2020 May 29 within a time interval≈ 2 …

The acceleration of high-energy protons at coronal shocks: the effect of large-scale streamer-like magnetic field structures

X Kong, F Guo, J Giacalone, H Li… - The Astrophysical …, 2017 - iopscience.iop.org
Recent observations have shown that coronal shocks driven by coronal mass ejections can
develop and accelerate particles within several solar radii in large solar energetic particle …

Acceleration of solar energetic particles through CME-driven shock and streamer interaction

F Frassati, M Laurenza, A Bemporad… - The Astrophysical …, 2022 - iopscience.iop.org
On 2013 June 21, a solar prominence eruption was observed, accompanied by an M2. 9
class flare, a fast coronal mass ejection, and a type II radio burst. The concomitant emission …

Source imaging of a moving type IV solar radio burst and its role in tracking coronal mass ejection from the inner to the outer corona

V Vasanth, Y Chen, M Lv, H Ning, C Li… - The Astrophysical …, 2019 - iopscience.iop.org
Source imaging of solar radio bursts can be used to track energetic electrons and
associated magnetic structures. Here we present a combined analysis of data at different …

Verification of the standard theory of plasma emission with particle-in-cell simulations

Z Zhang, Y Chen, S Ni, C Li, H Ning, Y Li… - The Astrophysical …, 2022 - iopscience.iop.org
The standard theory of plasma emission is based on kinetic couplings between a single
beam of energetic electrons and unmagnetized thermal plasmas, involving multistep …