Modern Faraday rotation studies to probe the solar wind

JE Kooi, DB Wexler, EA Jensen, MN Kenny… - Frontiers in Astronomy …, 2022 - frontiersin.org
For decades, observations of Faraday rotation have provided unique insights into the
plasma density and magnetic field structure of the solar wind. Faraday rotation (FR) is the …

Radio measurements of the magnetic field in the solar chromosphere and the corona

CE Alissandrakis, DE Gary - Frontiers in Astronomy and Space …, 2021 - frontiersin.org
The structure of the upper solar atmosphere, on all observable scales, is intimately governed
by the magnetic field. The same holds for a variety of solar phenomena that constitute solar …

Type II radio bursts and their association with coronal mass ejections in solar cycles 23 and 24

A Kumari, DE Morosan, EKJ Kilpua, F Daei - Astronomy & Astrophysics, 2023 - aanda.org
Context. Meter-wavelength type II solar radio bursts are thought to be the signatures of
shock-accelerated electrons in the corona. Studying these bursts can give information about …

A type II solar radio burst without a coronal mass ejection

DE Morosan, J Pomoell, A Kumari, EKJ Kilpua… - Astronomy & …, 2023 - aanda.org
Context. The Sun produces the most powerful explosions in the Solar System, solar flares,
which can also be accompanied by large eruptions of magnetised plasma, coronal mass …

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 …

Estimation of the physical parameters of a CME at high coronal heights using low-frequency radio observations

S Mondal, D Oberoi, A Vourlidas - The Astrophysical Journal, 2020 - iopscience.iop.org
Measuring the physical parameters of coronal mass ejections (CMEs), particularly their
entrained magnetic field, is crucial for understanding their physics and for assessing their …

Imaging-spectroscopy of a band-split type II solar radio burst with the Murchison Widefield Array

S Bhunia, EP Carley, D Oberoi… - Astronomy & …, 2023 - aanda.org
Type II solar radio bursts are caused by magnetohydrodynamic (MHD) shocks driven by
solar eruptive events such as coronal mass ejections (CMEs). Often, both fundamental and …

Connecting remote and in situ observations of shock-accelerated electrons associated with a coronal mass ejection

DE Morosan, J Pomoell, C Palmroos, N Dresing… - Astronomy & …, 2024 - aanda.org
Context. One of the most prominent sources for energetic particles in our Solar System are
huge eruptions of magnetised plasma from the Sun, known as coronal mass ejections …

The low-frequency solar corona in circular polarization

PI McCauley, IH Cairns, SM White, S Mondal, E Lenc… - Solar Physics, 2019 - Springer
We present spectropolarimetric imaging observations of the solar corona at low frequencies
(80–240 MHz) using the Murchison Widefield Array (MWA). These images are the first of …

Exploring the circular polarisation of low–frequency solar radio bursts with LOFAR

DE Morosan, JE Räsänen, A Kumari, EKJ Kilpua… - Solar Physics, 2022 - Springer
The Sun is an active star that often produces numerous bursts of electromagnetic radiation
at radio wavelengths. Low frequency radio bursts have recently been brought back to light …