Magnetohydrodynamical modeling of star-disk formation: from isolated spherical collapse towards incorporation of external dynamics

M Kuffmeier - Frontiers in Astronomy and Space Sciences, 2024 - frontiersin.org
The formation of protostars and their disks has been understood as the result of the
gravitational collapse phase of an accumulation of dense gas that determines the mass …

Magnetic field properties in star formation: A review of their analysis methods and interpretation

J Liu, Q Zhang, K Qiu - Frontiers in Astronomy and Space Sciences, 2022 - frontiersin.org
Linearly polarized emission from dust grains and molecular spectroscopy is an effective
probe of the magnetic field topology in the interstellar medium and molecular clouds. The …

Towards a model of photon-axion conversion in the host galaxy of GRB 221009A

S Troitsky - Journal of Cosmology and Astroparticle Physics, 2024 - iopscience.iop.org
GRB 221009A was the brightest gamma-ray burst ever detected on Earth. In its early
afterglow phase, photons with exceptional energies above 10 TeV were observed by …

Protostellar discs fed by dense collapsing gravomagneto sheetlets

Y Tu, ZY Li, KH Lam, K Tomida… - Monthly Notices of the …, 2024 - academic.oup.com
Stars form from the gravitational collapse of turbulent, magnetized molecular cloud cores.
Our non-ideal MHD simulations reveal that the intrinsically anisotropic magnetic resistance …

Protostellar cores in Sagittarius B2 N and M

N Budaiev, A Ginsburg, D Jeff, C Goddi… - The Astrophysical …, 2024 - iopscience.iop.org
We present 500 and 700 au resolution 1 and 3 mm Atacama Large Millimeter/submillimeter
Array observations, respectively, of protostellar cores in protoclusters Sagittarius B2 (Sgr B2) …

MagMaR III—Resisting the Pressure, Is the Magnetic Field Overwhelmed in NGC6334I?

PC Cortés, JM Girart, P Sanhueza, J Liu… - The Astrophysical …, 2024 - iopscience.iop.org
Abstract We report on Atacama Large Millimeter/submillimeter Array observations of
polarized dust emission at 1.2 mm from NGC6334I, a source known for its significant flux …

[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 …

Three-dimensional magnetic field imaging of protoplanetary disks using Zeeman broadening and linear polarization observations

B Lankhaar, R Teague - Astronomy & Astrophysics, 2023 - aanda.org
Context. Magnetic fields are predicted to have a crucial impact on the structure, evolution,
and chemistry of protoplanetary disks. However, a direct detection of the magnetic field …

Survey of complex organic molecules in starless and pre-stellar cores in the Perseus molecular cloud

S Scibelli, Y Shirley, A Megías… - Monthly Notices of the …, 2024 - academic.oup.com
ABSTRACT Cold (10 K) and dense (cm) cores of gas and dust within molecular clouds,
known as starless and dynamically evolved pre-stellar cores, are the birthplaces of low …

Probing the physics of star formation (ProPStar)-III. No evidence of dissipation of turbulence down to 20 mpc (4000 au) scale

JE Pineda, JD Soler, S Offner, EW Koch… - Astronomy & …, 2024 - aanda.org
Context. Turbulence is a key component of molecular cloud structure. It is usually described
by a cascade of energy down to the dissipation scale. The power spectrum for subsonic …