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 …

Recent progress in theory and observational study of dust grain alignment and rotational disruption in star-forming regions

LN Tram, T Hoang - Frontiers in Astronomy and Space Sciences, 2022 - frontiersin.org
Modern understanding of dust astrophysics reveals that radiative torques (RATs) arising
from the radiation–dust interaction can induce two fundamental effects: grain alignment and …

CCAT-prime collaboration: science goals and forecasts with Prime-Cam on the Fred Young Submillimeter Telescope

M Aravena, JE Austermann, K Basu… - The Astrophysical …, 2022 - iopscience.iop.org
We present a detailed overview of the science goals and predictions for the Prime-Cam
direct-detection camera–spectrometer being constructed by the CCAT-prime collaboration …

The Mass Accretion Rate and Stellar Properties in Class I Protostars

E Fiorellino, Ł Tychoniec, FCS de Miera… - The Astrophysical …, 2023 - iopscience.iop.org
Stars collect most of their mass during the protostellar stage, yet the accretion luminosity and
stellar parameters, which are needed to compute the mass accretion rate, are poorly …

Constraints on the dust size distributions in the HD 163296 disk from the difference of the apparent dust ring widths between two ALMA Bands

K Doi, A Kataoka - The Astrophysical Journal, 2023 - iopscience.iop.org
The dust size in protoplanetary disks is a crucial parameter for understanding planet
formation, while the observational constraints on dust size distribution have large …

Aligned grains and scattered light found in gaps of planet-forming disk

IW Stephens, ZYD Lin, M Fernández-López, ZY Li… - Nature, 2023 - nature.com
Polarized (sub) millimetre emission from dust grains in circumstellar disks was initially
thought to be because of grains aligned with the magnetic field,. However, higher-resolution …

Protostellar collapse: the conditions to form dust-rich protoplanetary disks

U Lebreuilly, B Commerçon, G Laibe - Astronomy & Astrophysics, 2020 - aanda.org
Context. Dust plays a key role during star, disk, and planet formation. Yet, its dynamics
during the protostellar collapse remain a poorly investigated field. Recent studies seem to …

Survey of Orion Disks with ALMA (SODA)-I. Cloud-level demographics of 873 protoplanetary disks

SE van Terwisga, A Hacar, EF van Dishoeck… - Astronomy & …, 2022 - aanda.org
Context. Surveys of protoplanetary disks in nearby star-forming regions (SFRs) have
provided important information on their demographics. However, due to their sample sizes …

On Internal and External Alignment of Dust Grains in Protostellar Environments

T Hoang, VHM Phan, NC Giang… - The Astronomical …, 2022 - iopscience.iop.org
Multiwavelength observations toward protostars reveal complex properties of dust
polarization, which are challenging to interpret. Here we study the physical processes …

FAUST–VIII. The protostellar disc of VLA 1623–2417W and its streamers imaged by ALMA

S Mercimek, L Podio, C Codella… - Monthly Notices of …, 2023 - academic.oup.com
More than 50 per cent of solar-mass stars form in multiple systems. It is therefore crucial to
investigate how multiplicity affects the star and planet formation processes at the protostellar …