New Insights from Imaging Spectroscopy of Solar Radio Emission

DE Gary - Annual Review of Astronomy and Astrophysics, 2023 - annualreviews.org
Newly available high-resolution imaging of solar radio emission at many closely spaced
frequencies and times provides new physical insight into the processes, structure, and …

Probing the physics of the solar atmosphere with the multi-slit solar explorer (MUSE). II. flares and eruptions

MCM Cheung, J Martínez-Sykora, P Testa… - The Astrophysical …, 2022 - iopscience.iop.org
Current state-of-the-art spectrographs cannot resolve the fundamental spatial
(subarcseconds) and temporal (less than a few tens of seconds) scales of the coronal …

Magnetic reconnection during the post-impulsive phase of a long-duration solar flare: bidirectional outflows as a cause of microwave and X-ray bursts

S Yu, B Chen, KK Reeves, DE Gary… - The Astrophysical …, 2020 - iopscience.iop.org
Magnetic reconnection plays a crucial role in powering solar flares, production of energetic
particles, and plasma heating. However, where the magnetic reconnections occur, how and …

Numerical modeling of energetic electron acceleration, transport, and emission in solar flares: connecting loop-top and footpoint hard X-ray sources

X Kong, B Chen, F Guo, C Shen, X Li… - The Astrophysical …, 2022 - iopscience.iop.org
The acceleration and transport of energetic electrons during solar flares is one of the
outstanding topics in solar physics. Recent X-ray and radio imaging and spectroscopy …

Multiple electron acceleration instances during a series of solar microflares observed simultaneously at X-rays and microwaves

M Battaglia, R Sharma, Y Luo, B Chen… - The Astrophysical …, 2021 - iopscience.iop.org
Even small solar flares can display a surprising level of complexity regarding their
morphology and temporal evolution. Many of their properties, such as energy release and …

The acceleration of energetic particles at coronal shocks and emergence of a double power-law feature in particle energy spectra

X Kong, F Guo, Y Chen, J Giacalone - The Astrophysical Journal, 2019 - iopscience.iop.org
We present numerical modeling of particle acceleration at coronal shocks propagating
through a streamer-like magnetic field by solving the Parker transport equation with spatial …

Doppler signature of a possible termination shock in an off-limb solar flare

RJ French, S Yu, B Chen, C Shen… - Monthly Notices of the …, 2024 - academic.oup.com
We report striking Doppler velocity gradients observed during the well-observed 2017
September 10 solar flare, and argue that they are consistent with the presence of an above …

The acceleration and confinement of energetic electrons by a termination shock in a magnetic trap: an explanation for nonthermal loop-top sources during solar flares

X Kong, F Guo, C Shen, B Chen, Y Chen… - The Astrophysical …, 2019 - iopscience.iop.org
Nonthermal loop-top sources in solar flares are the most prominent observational signatures
that suggest energy release and particle acceleration in the solar corona. Although several …

A model of double coronal hard X-ray sources in solar flares

X Kong, J Ye, B Chen, F Guo, C Shen, X Li… - The Astrophysical …, 2022 - iopscience.iop.org
A number of double coronal X-ray sources have been observed during solar flares by
RHESSI, where the two sources reside at different sides of the inferred reconnection site …

Magnetic Energy Powers the Corona: How We Can Understand its 3D Storage & Release

A Caspi, DB Seaton, R Casini, C Downs… - arXiv preprint arXiv …, 2023 - arxiv.org
The coronal magnetic field is the prime driver behind many as-yet unsolved mysteries: solar
eruptions, coronal heating, and the solar wind, to name a few. It is, however, still poorly …