AWSoM Magnetohydrodynamic Simulation of a Solar Active Region. II. Statistical Analysis of Alfvén Wave Dissipation and Reflection, Scaling Laws, and Energy …

T Shi, W Manchester, E Landi… - The Astrophysical …, 2024 - iopscience.iop.org
The coronal heating problem has been a major challenge in solar physics, and a
tremendous amount of effort has been made over the past several decades to solve it. In this …

Nonequilibrium Ionization Effects on Synthetic Spectra in the AWSoM Solar Corona

J Szente, E Landi, B van der Holst - The Astrophysical Journal …, 2023 - iopscience.iop.org
In this work, we combined AWSoM's nonequilibrium ionization (NEI) calculations from
Szente et al. with the synthetic spectral computations of SPECTRUM to predict …

Solar wind modeling with the Alfvén Wave Solar atmosphere Model driven by HMI-based Near-Real-Time maps by the National Solar Observatory

N Sachdeva, WB Manchester IV, I Sokolov… - The Astrophysical …, 2023 - iopscience.iop.org
We explore the performance of the Alfvén Wave Solar atmosphere Model with near-real-time
(NRT) synoptic maps of the photospheric vector magnetic field. These maps, produced by …

3D Nonequilibrium Ionization and Spectroscopic Modeling of Coronal Mass Ejections. I. Comparison with Hinode/EIS Observations

EM Wraback, E Landi, WB Manchester… - The Astrophysical …, 2025 - iopscience.iop.org
High-resolution EUV spectroscopy provides an informative diagnostic tool for the early
evolution of coronal mass ejections (CMEs) since it can directly measure many physical …

Spectroscopic Observations of the Solar Corona during the 2017 August 21 Total Solar Eclipse: Comparison of Spectral Line Widths and Doppler Shifts between …

Y Zhu, SR Habbal, A Ding, B Yamashiro… - The Astrophysical …, 2024 - iopscience.iop.org
The spectroscopic observations presented here were acquired during the 2017 August 21
total solar eclipse (TSE) with a three-channel partially multiplexed imaging spectrometer …

Three‐dimensional structure of the corona during WHPI campaign rotations CR‐2219 and CR‐2223

DG Lloveras, AM Vasquez, FA Nuevo… - Journal of …, 2022 - Wiley Online Library
Differential emission measure tomography (DEMT) and white light (WL) tomography were
applied to study the three‐dimensional (3D) structure of the global solar corona for two …

Constraining the inner boundaries of COCONUT through plasma β and Alfvén speed

M Brchnelova, B Gudiksen, M Carlsson, A Lani… - Astronomy & …, 2025 - aanda.org
Context. Space weather modelling has been gaining importance due to our increasing
dependency on technology sensitive to space weather effects, such as satellite services, air …

Simulating Compressive Stream Interaction Regions during Parker Solar Probe's First Perihelion Using Stream-aligned Magnetohydrodynamics

EM Wraback, AP Hoffmann… - The Astrophysical …, 2024 - iopscience.iop.org
We used the stream-aligned magnetohydrodynamics (SA-MHD) model to simulate
Carrington rotation 2210, which contains Parker Solar Probe's (PSP) first perihelion at 36.5 …

Physics-Based Simulation of the 2013 April 11 SEP Event

W Liu, IV Sokolov, L Zhao, TI Gombosi, X Chen… - arXiv preprint arXiv …, 2024 - arxiv.org
Solar energetic particles (SEPs) can pose hazardous radiation risks to both humans in
space and spacecraft electronics. Numerical modeling based on first principles offers …