Incoherent solar radio emission

A Nindos - Frontiers in Astronomy and Space Sciences, 2020 - frontiersin.org
Incoherent solar radio radiation comes from the free-free, gyroresonance, and
gyrosynchrotron emission mechanisms. Free-free is primarily produced from Coulomb …

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 …

The spatial and temporal variations of turbulence in a solar flare

M Stores, NLS Jeffrey, EP Kontar - The Astrophysical Journal, 2021 - iopscience.iop.org
Magnetohydrodynamic plasma turbulence is believed to play a vital role in the production of
energetic electrons during solar flares, and the nonthermal broadening of spectral lines is a …

Ultimate fast gyrosynchrotron codes

AA Kuznetsov, GD Fleishman - The Astrophysical Journal, 2021 - iopscience.iop.org
The past decade has seen a dramatic increase in practical applications of microwave
gyrosynchrotron emission for plasma diagnostics and three-dimensional modeling of solar …

Possible signatures of a termination shock in the 2014 March 29 X-class flare observed by IRIS

V Polito, G Galan, KK Reeves… - The Astrophysical …, 2018 - iopscience.iop.org
The standard model of flares predicts the existence of a fast-mode magnetohydrodynamic
shock above the looptops, also known as termination shock (TS), as the result of the …

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 …

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 …

Conditions for whistler generation by nonthermal electrons in flare loops

VF Melnikov, LV Filatov - Geomagnetism and Aeronomy, 2020 - Springer
Constraints are imposed on whistler generation in solar-flare loops. It is shown that the
effective generation of whistlers is possible only under specific conditions: when the …

Solar physics with the square kilometre array

A Nindos, EP Kontar, D Oberoi - Advances in Space Research, 2019 - Elsevier
Abstract The Square Kilometre Array (SKA) will be the largest radio telescope ever built,
aiming to provide collecting area larger than 1 km 2. The SKA will have two independent …