Modelling photoevaporation in planet forming discs

B Ercolano, G Picogna - The European Physical Journal Plus, 2022 - Springer
Planets are born from the gas and dust discs surrounding young stars. Energetic radiation
from the central star can drive thermal outflows from the discs atmospheres, strongly …

A Volume-limited Sample of Cataclysmic Variables from Gaia DR2: Space Density and Population Properties

AF Pala, BT Gänsicke, E Breedt… - Monthly Notices of …, 2020 - academic.oup.com
We present the first volume-limited sample of cataclysmic variables (CVs), selected using
the accurate parallaxes provided by the second data release (DR2) of the European Space …

The dispersal of protoplanetary discs–I. A new generation of X-ray photoevaporation models

G Picogna, B Ercolano, JE Owen… - Monthly Notices of the …, 2019 - academic.oup.com
Photoevaporation of planet-forming discs by high-energy radiation from the central star is
potentially a crucial mechanism for disc evolution and it may play an important role in the …

Hints for icy pebble migration feeding an oxygen-rich chemistry in the inner planet-forming region of disks

A Banzatti, I Pascucci, AD Bosman… - The Astrophysical …, 2020 - iopscience.iop.org
We present a synergic study of protoplanetary disks to investigate links between inner-disk
gas molecules and the large-scale migration of solid pebbles. The sample includes 63 disks …

The dispersal of protoplanetary discs–II: photoevaporation models with observationally derived irradiating spectra

B Ercolano, G Picogna, K Monsch… - Monthly Notices of …, 2021 - academic.oup.com
Young solar-type stars are known to be strong X-ray emitters and their X-ray spectra have
been widely studied. X-rays from the central star may play a crucial role in the …

Molecules with ALMA at Planet-forming Scales (MAPS). XII. Inferring the C/O and S/H ratios in protoplanetary disks with sulfur molecules

R Le Gal, KI Öberg, R Teague, RA Loomis… - The Astrophysical …, 2021 - iopscience.iop.org
Sulfur-bearing molecules play an important role in prebiotic chemistry and planet
habitability. They are also proposed probes of chemical ages, elemental C/O ratio, and grain …

Global simulations of protoplanetary disk outflows with coupled non-ideal magnetohydrodynamics and consistent thermochemistry

L Wang, XN Bai, J Goodman - The Astrophysical Journal, 2019 - iopscience.iop.org
Magnetized winds may be important in dispersing protoplanetary disks and influencing
planet formation. We carry out global magnetohydrodynamic simulations in axisymmetry …

Scanning disk rings and winds in CO at 0.01–10 au: a high-resolution M-band spectroscopy survey with IRTF-iSHELL

A Banzatti, KM Abernathy, S Brittain… - The Astronomical …, 2022 - iopscience.iop.org
We present an overview and first results from a M-band spectroscopic survey of planet-
forming disks performed with iSHELL on the Infrared Telescope Facility, using two slits that …

GIARPS High-resolution Observations of T Tauri stars (GHOsT)-IV. Accretion properties of the Taurus-Auriga young association

M Gangi, S Antoniucci, K Biazzo, A Frasca… - Astronomy & …, 2022 - aanda.org
Aims. In the framework of the GIARPS High-resolution Observations of T Tauri stars (GHOsT)
project, we study the accretion properties of 37 classical T Tauri stars of the Taurus-Auriga …

Large Myr-old Disks are Not Severely Depleted of gas-phase CO or carbon

I Pascucci, BN Skinner, D Deng, M Ruaud… - The Astrophysical …, 2023 - iopscience.iop.org
We present an ACA search for [C i] 1–0 emission at 492 GHz toward large T Tauri disks (gas
radii≳ 200 au) in the∼ 1–3 Myr-old Lupus star-forming region. Combined with Atacama …