Zooming in on individual star formation: low-and high-mass stars
Star formation is a multi-scale, multi-physics problem ranging from the size scale of
molecular clouds (∼ 10 ∼10 s pc) down to the size scales of dense prestellar cores (∼ 0.1 …
molecular clouds (∼ 10 ∼10 s pc) down to the size scales of dense prestellar cores (∼ 0.1 …
The role of magnetic fields in the formation of protostellar discs
The formation of a protostellar disc is a natural outcome during the star formation process.
As gas in a molecular cloud core collapses under self-gravity, the angular momentum of the …
As gas in a molecular cloud core collapses under self-gravity, the angular momentum of the …
What determines the formation and characteristics of protoplanetary discs?
Context. Planets form in protoplanetary discs. Their masses, distribution, and orbits
sensitively depend on the structure of the protoplanetary discs. However, what sets the initial …
sensitively depend on the structure of the protoplanetary discs. However, what sets the initial …
Accretion Flows or Outflow Cavities? Uncovering the Gas Dynamics around Lupus 3-MMS
Understanding how material accretes onto the rotationally supported disk from the
surrounding envelope of gas and dust in the youngest protostellar systems is important for …
surrounding envelope of gas and dust in the youngest protostellar systems is important for …
Co-evolution of dust grains and protoplanetary disks
Y Tsukamoto, MN Machida… - Publications of the …, 2023 - academic.oup.com
We propose a new evolutionary process for protoplanetary disks, the co-evolution of dust
grains and protoplanetary disks, revealed by dust–gas two-fluid non-ideal …
grains and protoplanetary disks, revealed by dust–gas two-fluid non-ideal …
The impact of non-ideal magnetohydrodynamic processes on discs, outflows, counter-rotation, and magnetic walls during the early stages of star formation
J Wurster, MR Bate, IA Bonnell - Monthly Notices of the Royal …, 2021 - academic.oup.com
Non-ideal magnetohydrodynamic (MHD) processes–namely Ohmic resistivity, ambipolar
diffusion, and the Hall effect–modify the early stages of the star formation process and the …
diffusion, and the Hall effect–modify the early stages of the star formation process and the …
Cosmic ray ionization rate versus dust fraction: Which plays a crucial role in the early evolution of the circumstellar disc?
Y Kobayashi, D Takaishi… - Monthly Notices of the …, 2023 - academic.oup.com
We study the formation and early evolution of young stellar objects (YSOs) using three-
dimensional non-ideal magnetohydrodynamic (MHD) simulations to investigate the effect of …
dimensional non-ideal magnetohydrodynamic (MHD) simulations to investigate the effect of …
The effect of misalignment between the rotation Axis and magnetic field on the circumstellar disk
The formation of circumstellar disks is investigated using three-dimensional resistive
magnetohydrodynamic simulations in which the initial prestellar cloud has a misaligned …
magnetohydrodynamic simulations in which the initial prestellar cloud has a misaligned …
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 …
gravitational collapse phase of an accumulation of dense gas that determines the mass …
Ionization: a possible explanation for the difference of mean disk sizes in star-forming regions
M Kuffmeier, B Zhao, P Caselli - Astronomy & Astrophysics, 2020 - aanda.org
Context. Surveys of protoplanetary disks in star-forming regions of similar age revealed
significant variations in average disk mass in some regions. For instance, disks in the Orion …
significant variations in average disk mass in some regions. For instance, disks in the Orion …