Molecules with ALMA at Planet-forming Scales (MAPS). XIV. Revealing disk substructures in multiwavelength continuum emission

A Sierra, LM Pérez, K Zhang, CJ Law… - The Astrophysical …, 2021 - iopscience.iop.org
Constraining dust properties of planet-forming disks via high-angular-resolution
observations is fundamental to understanding how solids are trapped in substructures and …

The radial distribution of dust particles in the HL Tau disk from ALMA and VLA observations

C Carrasco-González, A Sierra, M Flock… - The Astrophysical …, 2019 - iopscience.iop.org
Understanding planet formation requires one to discern how dust grows in protoplanetary
disks. An important parameter to measure in disks is the maximum dust grain size present …

One solution to the mass budget problem for planet formation: optically thick disks with dust scattering

Z Zhu, S Zhang, YF Jiang, A Kataoka… - The Astrophysical …, 2019 - iopscience.iop.org
Abstract Atacama Large Millimeter Array (ALMA) surveys have suggested that the dust in
Class II disks may not be enough to explain the averaged solid mass in exoplanets, under …

Evidence for a massive dust-trapping vortex connected to spirals-Multi-wavelength analysis of the HD 135344B protoplanetary disk

P Cazzoletti, EF Van Dishoeck, P Pinilla… - Astronomy & …, 2018 - aanda.org
Context. Spiral arms, rings and large scale asymmetries are structures observed in high
resolution observations of protoplanetary disks, and it appears that some of the disks …

A dusty filament and turbulent CO spirals in HD 135344B-SAO 206462

S Casassus, V Christiaens, M Cárcamo… - Monthly Notices of …, 2021 - academic.oup.com
Planet–disc interactions build up local pressure maxima that may halt the radial drift of
protoplanetary dust, and pile it up in rings and crescents. ALMA observations of the HD …

The anomalously low (sub) millimeter spectral indices of some protoplanetary disks may be explained by dust self-scattering

HB Liu - The Astrophysical Journal Letters, 2019 - iopscience.iop.org
Previous (sub) millimeter observations have found that the spectral indices of dust emission
from some young stellar objects are lower than that of the blackbody emission in the …

Pebble trapping in vortices: three-dimensional simulations

N Raettig, W Lyra, H Klahr - The Astrophysical Journal, 2021 - iopscience.iop.org
Disk vortices have been heralded as promising routes for planet formation due to their ability
to trap significant amounts of pebbles. While the gas motions and trapping properties of two …

Solving grain size inconsistency between ALMA polarization and VLA continuum in the Ophiuchus IRS 48 protoplanetary disk

S Ohashi, A Kataoka, N Van der Marel… - The Astrophysical …, 2020 - iopscience.iop.org
The protoplanetary disk around Ophiuchus IRS 48 shows an azimuthally asymmetric dust
distribution in (sub) millimeter observations, which is interpreted as a vortex, where …

Effects of scattering, temperature gradients, and settling on the derived dust properties of observed protoplanetary disks

A Sierra, S Lizano - The Astrophysical Journal, 2020 - iopscience.iop.org
It is known that the millimeter dust thermal emission of protoplanetary disks is affected by
scattering, such that for optically thick disks, the emission decreases with respect to the pure …

Azimuthal temperature variations in ISO-Oph 2 from multifrequency ALMA observations

S Casassus, L Cieza, M Cárcamo… - Monthly Notices of …, 2023 - academic.oup.com
Environmental effects, such as stellar fly-bys and external irradiation, are thought to affect
the evolution of protoplanetary discs in clustered star formation. Previous Atacama Large …