The role of magnetic fields in setting the star formation rate and the initial mass function

MR Krumholz, C Federrath - Frontiers in Astronomy and Space …, 2019 - frontiersin.org
Star-forming gas clouds are strongly magnetized, and their ionization fractions are high
enough to place them close to the regime of ideal magnetohydrodyamics on all but the …

Diagnosing Turbulence in the Neutral and Molecular Interstellar Medium of Galaxies

B Burkhart - Publications of the Astronomical Society of the …, 2021 - iopscience.iop.org
Magnetohydrodynamic (MHD) turbulence is a crucial component of the current paradigms of
star formation, dynamo theory, particle transport, magnetic reconnection, and evolution of …

Magnetic fields in star formation: from clouds to cores

K Pattle, L Fissel, M Tahani, T Liu… - arXiv preprint arXiv …, 2022 - arxiv.org
In this chapter we review recent advances in understanding the roles that magnetic fields
play throughout the star formation process, gained through observations and simulations of …

Using Herschel and Planck observations to delineate the role of magnetic fields in molecular cloud structure

JD Soler - Astronomy & Astrophysics, 2019 - aanda.org
We present a study of the relative orientation between the magnetic field projected onto the
plane of sky (B⊥) on scales down to 0.4 pc, inferred from the polarized thermal emission of …

From parallel to perpendicular–On the orientation of magnetic fields in molecular clouds

D Seifried, S Walch, M Weis, S Reissl… - Monthly Notices of …, 2020 - academic.oup.com
We present synthetic dust polarization maps of simulated molecular clouds with the goal to
systematically explore the origin of the relative orientation of the magnetic field () with …

The Galactic dynamics revealed by the filamentary structure in atomic hydrogen emission

JD Soler, MA Miville-Deschênes, S Molinari… - Astronomy & …, 2022 - aanda.org
We present a study of the filamentary structure in the neutral atomic hydrogen (HI) emission
at the 21 cm wavelength toward the Galactic plane using the 16′. 2-resolution observations …

The history of dynamics and stellar feedback revealed by the HI filamentary structure in the disk of the Milky Way

JD Soler, H Beuther, J Syed, Y Wang… - Astronomy & …, 2020 - aanda.org
We present a study of the filamentary structure in the emission from the neutral atomic
hydrogen (HI) at 21 cm across velocity channels in the 40′′ and 1.5-km s− 1 resolution …

Turbulent Magnetic Field Amplification by the Interaction of a Shock Wave and Inhomogeneous Medium

Y Hu, S Xu, JM Stone, A Lazarian - The Astrophysical Journal, 2022 - iopscience.iop.org
Magnetic fields of the order of 100 μG observed in young supernova remnants cannot be
amplified by shock compression alone. To investigate the amplification caused by a …

Dust polarization toward embedded protostars in Ophiuchus with ALMA. II. IRAS 16293-2422

SI Sadavoy, PC Myers, IW Stephens… - The Astrophysical …, 2018 - iopscience.iop.org
We present high-resolution (∼ 35 au) ALMA Band 6 1.3 mm dust polarization observations
of IRAS 16293. These observations spatially resolve the dust polarization across the two …

The self-gravitating gas fraction and the critical density for star formation

B Burkhart, P Mocz - The Astrophysical Journal, 2019 - iopscience.iop.org
We analytically calculate the star formation efficiency and dense self-gravitating gas fraction
in the presence of magneto-gravo-turbulence using the model of Burkhart, which employs a …