Cosmic ray processes in galactic ecosystems

ER Owen, K Wu, Y Inoue, HYK Yang, AMW Mitchell - Galaxies, 2023 - mdpi.com
Galaxy evolution is an important topic, and our physical understanding must be complete to
establish a correct picture. This includes a thorough treatment of feedback. The effects of …

Polarized thermal emission from dust in a galaxy at redshift 2.6

JE Geach, E Lopez-Rodriguez, MJ Doherty, J Chen… - Nature, 2023 - nature.com
Magnetic fields are fundamental to the evolution of galaxies, playing a key role in the
astrophysics of the interstellar medium and star formation. Large-scale ordered magnetic …

Unravelling the structure of magnetized molecular clouds with SILCC-Zoom: sheets, filaments, and fragmentation

S Ganguly, S Walch, D Seifried… - Monthly Notices of the …, 2023 - academic.oup.com
To what extent magnetic fields affect how molecular clouds (MCs) fragment and create
dense structures is an open question. We present a numerical study of cloud fragmentation …

Extragalactic Magnetism with SOFIA (SALSA Legacy Program). V. First Results on the Magnetic Field Orientation of Galaxies

AS Borlaff, E Lopez-Rodriguez, R Beck… - The Astrophysical …, 2023 - iopscience.iop.org
We present the analysis of the magnetic field (B-field) structure of galaxies measured with far-
infrared (FIR) and radio (3 and 6 cm) polarimetric observations. We use the first data release …

Atacama Large Aperture Submillimeter Telescope (AtLAST) science: Gas and dust in nearby galaxies

D Liu, A Saintonge, C Bot, F Kemper… - arXiv preprint arXiv …, 2024 - arxiv.org
Understanding the physical processes that regulate star formation and galaxy evolution are
major areas of activity in modern astrophysics. Nearby galaxies offer unique opportunities to …

[HTML][HTML] Atacama Large Aperture Submillimeter Telescope (AtLAST) Science: The hidden circumgalactic medium

M Lee, A Schimek, C Cicone, P Andreani… - Open Research …, 2024 - pmc.ncbi.nlm.nih.gov
Plain language summary The paper aims to demonstrate the need for a new large aperture
(50 m), single-antenna telescope receiving sub-millimeter and millimeter (hereafter sub-mm) …

[HTML][HTML] Atacama Large Aperture Submillimeter Telescope (AtLAST) Science: Our Galaxy

P Klaassen, A Traficante, M Beltrán… - Open Research …, 2024 - pmc.ncbi.nlm.nih.gov
As we learn more about the multi-scale interstellar medium (ISM) of our Galaxy, we develop
a greater understanding for the complex relationships between the large-scale diffuse gas …

The structure of magnetic fields in spiral galaxies: a radio and far-infrared polarimetric analysis

WJ Surgent, E Lopez-Rodriguez… - The Astrophysical …, 2023 - iopscience.iop.org
We propose and apply a method to quantify the morphology of the large-scale ordered
magnetic fields (B-fields) in galaxies. This method is adapted from the analysis of Event …

Strong turbulence and magnetic coherent structures in the interstellar medium

E Ntormousi, L Vlahos, A Konstantinou… - Astronomy & …, 2024 - aanda.org
Context. Magnetic turbulence is classified as weak or strong based on the relative amplitude
of the magnetic field fluctuations compared to the mean field. These two classes have …

Regulating star formation in a magnetized disc galaxy

H Robinson, J Wadsley - Monthly Notices of the Royal …, 2024 - academic.oup.com
We use high-resolution magnetohydrodynamic simulations of isolated disc galaxies to
investigate the co-evolution of magnetic fields with a self-regulated, star-forming interstellar …