papers

Publications (26)

astro-ph.EP2026

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): Formaldehyde (HCO) emission and its links to disk properties

Ella Chevalier, Ke Zhang, Miguel Vioque +7

Protoplanetary disks are rotating structures of gas and dust surrounding young stars, serving as the birth places of planets. Understanding the chemical evolution of organic materi…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): III. Dust and Gas Disk Properties in the Lupus Star-forming Region

Dingshan Deng, Miguel Vioque, Ilaria Pascucci +20

We present Band 6 and Band 7 observations of 10 Lupus disks around M3-K6 stars from the ALMA survey of Gas Evolution in PROtoplanetary disks (AGE-PRO) Large Program. In addition to…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): XI. Beam-corrected gas disk sizes from fitting 12CO moment zero maps

Leon Trapman, Miguel Vioque, Nicolás T. Kurtovic +16

The inward drift of mm-cm sized pebbles in protoplanetary disks has become an important part of our current theories of planet formation and, more recently, planet composition as w…

astro-ph.SR2025

VLT/ERIS observations of the V960 Mon system: a dust-embedded substellar object formed by gravitational instability?

Anuroop Dasgupta, Alice Zurlo, Philipp Weber +8

V960~Mon is an FU Orionis object that shows strong evidence of a gravitationally unstable spiral arm that is fragmenting into several dust clumps. We report the discovery of a new…

astro-ph.EP2018

Unlocking the secrets of the midplane gas and dust distribution in the young hybrid disc HD 141569

James Miley, Olja Panic, Mark Wyatt +1

HD141569 is a pre-main sequence star with a disc uniquely placed between protoplanetary and debris discs, similar to the older `hybrid' type discs. This work aims to place the mass…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): VII. Testing accretion mechanisms from disk population synthesis

Benoît Tabone, Giovanni P. Rosotti, Leon Trapman +24

The architecture of planetary systems depends on the evolution of the disks in which they form. In this work, we develop a population synthesis approach to interpret the AGE-PRO me…

astro-ph.EP2026

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): Constraints on disk turbulence, fragmentation velocity, and inner pebble fluxes

Lilian Luo, Paola Pinilla, Camila Pulgarés +14

How substructures and disk properties affect dust evolution and the delivery of solids and volatiles into planet-forming regions remains an open question. We present results from t…

astro-ph.SR2022

X-Shooter Survey of Young Intermediate Mass Stars -- I. Stellar Characterization and Disc Evolution

Daniela P. Iglesias, Olja Panić, Mario van den Ancker +6

Intermediate mass stars (IMSs) represent the link between low-mass and high-mass stars and cover a key mass range for giant planet formation. In this paper, we present a spectrosco…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): IV. Dust and Gas Disk Properties in the Upper Scorpius Star-forming Region

Carolina Agurto-Gangas, L. M. Pérez, Anibal Sierra +18

The Atacama Large Millimeter/submillimeter Array (ALMA) large program AGE-PRO explores protoplanetary disk evolution by studying gas and dust across various ages. This work focuses…

astro-ph.EP2025

Probing dust and grain growth in the optically thick circumbinary ring of V892 Tau

Antoine Alaguero, François Ménard, Nicolás Cuello +5

A considerable proportion of young stars belong to multiple star systems. Constraining the planet formation processes in multiple stellar systems is then key to understand the glob…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): VI. Comparison of Dust Evolution Models to AGE-PRO Observations

Nicolas T. Kurtovic, Matias Gárate, Paola Pinilla +18

The potential for planet formation of a circumstellar disk depends on the dust and gas reservoirs, which evolve as a function of the disk age. The ALMA Large Program AGE-PRO has me…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): X. Dust Substructures, Disk Geometries, and Dust-disk Radii

Miguel Vioque, Nicolás T. Kurtovic, Leon Trapman +18

We perform visibility fitting to the dust continuum Band 6 1.3 mm data of the 30 protoplanetary disks in the AGE-PRO ALMA Large Program. We obtain disk geometries, dust-disk radii,…

astro-ph.EP2026

JWST/MIRI Hydrocarbon and Water Absorption in the Wind of a Young Disk: Signatures of Pebble Drift and Carbon Grain Sublimation

María José Colmenares, Edwin A. Bergin, Ke Zhang +27

We present JWST/MIRI-MRS observations of ISO-Oph 37, a highly inclined flat-spectrum (1 Myr old) source, to investigate the chemical composition and dynamical origin of i…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): I. Program Overview and Summary of First Results

Ke Zhang, Laura M. Pérez, Ilaria Pascucci +19

We present the ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO), a Large Program of the Atacama Large Millimeter/submillimeter Array (ALMA). AGE-PRO aims to systemati…

astro-ph.SR2023

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

Ilaria Pascucci, Bennett N. Skinner, Dingshan Deng +6

We present an ACA search for [CI] emission at 492GHz toward large T Tauri disks (gas radii au) in the Myr-old Lupus star-forming region. Combined with ALMA 1…

astro-ph.EP2025

A Multi-Wavelength Study of the Dynamic Environment surrounding the FUor V960 Mon

Philipp Weber, Silvio Ulloa, Sebastián Pérez +11

The evolution of young stars and planet-forming environments is intrinsically linked to their nascent surroundings. This is particularly evident for FU Orionis (FUor) objectsa c…

astro-ph.EP2024

V892 Tau: A tidally perturbed circumbinary disc in a triple stellar system

Antoine Alaguero, Nicolás Cuello, François Ménard +8

V892 Tau is a young binary star surrounded by a circumbinary disc which show hints of interaction with the low-mass nearby star V892 Tau NE. The goal of this paper is to constrain…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): V. Protoplanetary gas disk masses

Leon Trapman, Ke Zhang, Giovanni P. Rosotti +19

The evolution of the gas mass of planet-forming disks around young stars is crucial for our understanding of planet formation, yet it has proven hard to constrain observationally,…

astro-ph.EP2025

Hints of planet formation signatures in a large-cavity disk studied in the AGE-PRO ALMA Large Program

Anibal Sierra, Laura M. Pérez, Carolina Agurto-Gangas +19

Detecting planet signatures in protoplanetary disks is fundamental to understanding how and where planets form. In this work, we report dust and gas observational hints of planet f…

astro-ph.EP2026

From Young to Older Disks: JWST/MIRI Evidence for Fading Molecular Emission and Hints for Elevated C/O in Upper Scorpius

Chengyan Xie, Ilaria Pascucci, Feng Long +23

We present JWST/MIRI spectroscopy of 14 disks in the older (~5-10 Myr) Upper Scorpius (USco) association and use slab of gas in local thermal equilibrium to infer basic gas propert…

astro-ph.EP2026

Chemical Divergence and Water Depletion: Gas Properties of Evolved Upper Scorpius Disks Revealed by JWST/MIRI

Eshan Raul, Ke Zhang, Abygail Waggoner +25

Tracing the chemical evolution of protoplanetary disks over time requires observations of disks at different ages. However, most JWST/MIRI surveys published to date have targeted y…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): II. Dust and Gas Disk Properties in the Ophiuchus Star-forming Region

Dary A. Ruíz-Rodríguez, Camilo González-Ruilova, Lucas A. Cieza +17

The ALMA survey of Gas Evolution in PROtoplanetary disks (AGE-PRO) Large Program aims to trace the evolution of gas disk mass and size throughout the lifetime of protoplanetary dis…

astro-ph.EP2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): VIII. The impact of external photoevaporation on disk masses and radii in Upper Scorpius

Rossella Anania, Giovanni P. Rosotti, Matías Gárate +18

Protoplanetary disk evolution can be deeply influenced by the UV radiation emitted by neighboring massive stars (mainly of spectral type O and B). We show that the process of exter…

astro-ph.EP2026

Molecular Similarity and Water Diversity in Coeval Binary Disks: JWST/MIRI Observations of Sz 65 and Sz 66

Jinghuai Yao, Ke Zhang, Andrea Banzatti +10

We present JWST/MIRI Medium Resolution Spectrometer spectra of the wide-separation (projected separation au) binary protoplanetary disks Sz 65 (K7; ) and Sz…

astro-ph.SR2022

Identification and spectroscopic characterization of 128 new Herbig stars

Miguel Vioque, René D. Oudmaijer, Chumpon Wichittanakom +6

We present optical spectroscopy observations of 145 high-mass pre-main sequence candidates from the catalogue of Vioque et al. (2020). From these, we provide evidence for the Herbi…

astro-ph.EP2018

ALMA Reveals a Misaligned Inner Gas Disk inside the Large Cavity of a Transitional Disk

Satoshi Mayama, Eiji Akiyama, Olja Panić +15

Pairs of azimuthal intensity decrements at near symmetric locations have been seen in a number of protoplanetary disks. They are most commonly interpreted as the two shadows cast b…