Magnetohydrodynamic waves in the partially ionized solar plasma

R Soler - Philosophical Transactions of the Royal Society …, 2024 - royalsocietypublishing.org
This paper provides a comprehensive review of recent theoretical investigations concerning
magnetohydrodynamic (MHD) waves in partially ionized solar plasma. First, we examine the …

Shocks and instabilities in the partially ionised solar atmosphere

A Hillier, B Snow - Advances in Space Research, 2023 - Elsevier
The low solar atmosphere is composed of mostly neutral particles, but the importance of the
magnetic field for understanding observed dynamics means that interactions between …

Critical Science Plan for the Daniel K. Inouye Solar Telescope (DKIST)

MP Rast, N Bello González, L Bellot Rubio, W Cao… - Solar Physics, 2021 - Springer
Abstract The National Science Foundation's Daniel K. Inouye Solar Telescope (DKIST) will
revolutionize our ability to measure, understand, and model the basic physical processes …

Multifluid simulations of upper-chromospheric magnetic reconnection with Helium–Hydrogen mixture

QM Wargnier, J Martinez-Sykora… - The Astrophysical …, 2023 - iopscience.iop.org
Our understanding of magnetic reconnection (MR) under chromospheric conditions remains
limited. Recent observations have demonstrated the important role of ion–neutral …

Two-fluid modeling of acoustic wave propagation in gravitationally stratified isothermal media

F Zhang, S Poedts, A Lani, B Kuźma… - The Astrophysical …, 2021 - iopscience.iop.org
To study acoustic wave propagation and the corresponding energy deposition in partially
ionized plasmas, we use a two-fluid computational model that treats neutrals and charged …

On the ambipolar diffusion formulation for ion-neutral drifts in the non-negligible drift velocity limit

AS Hillier - … Transactions of the Royal Society A, 2024 - royalsocietypublishing.org
The ambipolar diffusion approximation is used to model partially ionized plasma dynamics
in a single-fluid setting. To correctly apply the commonly used version of ambipolar diffusion …

Detailed description of the collision frequency in the solar atmosphere

QM Wargnier, J Martinez-Sykora… - The Astrophysical …, 2022 - iopscience.iop.org
This work aims to provide an accurate description and calculations of collision frequencies
in conditions relevant to the solar atmosphere. To do so, we focus on the detailed …

Doppler-velocity drifts detected in a solar prominence

M Zapiór, P Heinzel, E Khomenko - The Astrophysical Journal, 2022 - iopscience.iop.org
We analyzed multiline observations of a quiescent prominence from the slit spectrograph
located at the Ondřejov Observatory. Dopplergrams and integrated intensity maps of the …

The impact of multifluid effects in the solar chromosphere on the ponderomotive force under SE and NEQ ionization conditions

J Martínez-Sykora, B De Pontieu… - The Astrophysical …, 2023 - iopscience.iop.org
The ponderomotive force has been suggested to be the main mechanism to produce the so-
called first ionization potential (FIP) effect—the enrichment of low-FIP elements observed in …

The European Solar Telescope

CQ Noda, R Schlichenmaier, LRB Rubio… - Astronomy & …, 2022 - aanda.org
The European Solar Telescope (EST) is a project aimed at studying the magnetic
connectivity of the solar atmosphere, from the deep photosphere to the upper …