activity
20202026
most citedThe effect of stellar multiplicity on protoplanetary discs. A NIR survey of the Lupus star forming region

37 citations · 278 across the 34 of their papers we have counts for

collaborators

35 papers

astro-ph.GA2026

EWOCS-IX: JWST/NIRCam observations of Westerlund 2 - Identification of candidate substellar members

V. Almendros-Abad, M. G. Guarcello, K. Muzic +26

[Abridged] Investigating substellar populations in young massive clusters offers crucial insights into the formation of brown dwarfs (BDs) and the role of environmental conditions…

astro-ph.SR2026

A millimeter Survey for Disks around Herbig Be Stars

David J. Wilner, Joshua Bennett Lovell, Sean M. Andrews +3

We present a survey of 24 Herbig Be stars (young stellar objects M) within 3 kpc at 1.3~millimeters using the Submillimeter Array at about resolution to identi…

astro-ph.EP2026

An SMA Molecular Inventory of the Edge-on Protoplanetary Disk Gomez's Hamburger

Erin M. Cusson, Lisa Wölfer, Richard Teague +10

Gomez's Hamburger (IRAS 18059-3211, GoHam) is a massive, edge-on protoplanetary disk that is potentially gravitationally unstable and hosts an overdensity that may be the site of a…

astro-ph.HE2026

Rapid-response 1.3 mm Observations of GRB 260127A with the Submillimeter Array

Garrett K. Keating, Tanmoy Laskar, Anna Y. Q. Ho +9

We present the results from rapid-response 1.3 mm observations of GRB 260127A using the Submillimeter Array (SMA). SMA arrived on-source 12.6 minutes after the initial detection by…

astro-ph.EP2026

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) XI: Gas-dust interactions and radial offsets between micron and millimetre-sized grains

J. Olofsson, M. R. Jankovic, S. Marino +22

The dust observed in debris disks is the result of a collisional cascade initiated from km-sized parent bodies. Using near-infrared to sub-millimeter observations, we can pr…

astro-ph.EP2026★ 18 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) II. The radial structure of debris discs

Yinuo Han, Elias Mansell, Jeff Jennings +38

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) was recently completed to cover the lack of high-resolution observations of debris discs and to investigate the preva…

astro-ph.EP2026★ 10 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) V: Comparison between scattered light and thermal emission

J. Milli, J. Olofsson, M. Bonduelle +33

Debris discs are analogues to our own Kuiper belt around main-sequence stars and are therefore referred to as exoKuiper belts. They have been resolved at high angular resolution at…

astro-ph.EP2026★ 8 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) III: The vertical structure of debris disks

Brianna Zawadzki, Anna Fehr, A. Meredith Hughes +37

Debris disks -- collisionally sustained belts of dust and sometimes gas around main sequence stars -- are remnants of planet formation processes and are found in systems ${\gtrsim}…

astro-ph.EP2026★ 4 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) VII: Optically thick gas with broad CO gaussian local line profiles in the HD 121617 disc

A. Brennan, L. Matrà, S. Mac Manamon +24

CO gas has been detected in 20 debris discs. We present ALMA observations of the CO-rich HD 121617 debris disc from the ARKS survey. Using high-resolution Band 7 observations…

astro-ph.EP2026★ 11 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS): VI. Asymmetries and offsets

J. B. Lovell, A. S. Hales, G. M. Kennedy +33

Asymmetries in debris discs provide unique clues to understand the evolution and architecture of planetary systems.** The aim of the ALMA survey to Resolve exoKuiper belt Substruct…

astro-ph.EP2026★ 8 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) IV: CO gas imaging and overview

S. Mac Manamon, L. Matrà, S. Marino +29

CO gas is detected in a significant number of debris discs, but its origin and evolution remains unclear. Key constraints are its mass and spectro-spatial distribution, which are c…

astro-ph.EP2026★ 3 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) VIII: A dust arc and non-Keplerian gas kinematics in HD 121617

S. Marino, V. Gupta, P. Weber +25

ExoKuiper belts around young A-type stars often host CO gas, whose origin is still unclear. The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) includes 6 of these gas-b…

astro-ph.EP2026

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) IX: Gas-driven origin for the continuum arc in the debris disc of HD 121617

Philipp Weber, Sebastián Pérez, Clément Baruteau +24

Debris discs were long considered to be largely gas-free environments governed by collisional fragmentation, gravitational stirring, and radiative forces. Recent CO detections show…

astro-ph.EP2026★ 18 cited

The ALMA survey to Resolve exoKuiper belt Substructures (ARKS) I: Motivation, sample, data reduction, and results overview

S. Marino, L. Matrà, A. M. Hughes +39

The outer regions of planetary systems host dusty debris discs analogous to the Kuiper belt (exoKuiper belts), which provide crucial constraints on planet formation and evolution p…

astro-ph.EP2026

A radially broad collisional cascade in the debris disk of Ophiuchi observed by JWST

Yinuo Han, Mark Wyatt, Kate Y. L. Su +13

The A1V star Oph, at a distance of 29.7 pc, is known from Spitzer imaging to host a debris disk with a large radial extent and from its spectral energy distribution to host inn…

astro-ph.EP2025

Hubble reveals complex multi-scale structure in the edge-on protoplanetary disk IRAS 23077+6707

Kristina Monsch, Joshua B. Lovell, Karl R. Stapelfeldt +11

We present high-resolution () Hubble Space Telescope (HST)/Wide Field Camera 3 (WFC3) imaging of the near edge-on () protoplanetary disk IRAS 23077…

astro-ph.EP2025★ 6 cited

ALMA Reveals an Eccentricity Gradient in the Fomalhaut Debris Disk

Joshua B. Lovell, Elliot M. Lynch, Jay Chittidi +6

We present evidence of a negative eccentricity gradient in the debris disk of the nearby A-type main sequence star, Fomalhaut. Fitting to the high-resolution, archival ALMA 1.32 mm…

astro-ph.EP2025★ 4 cited

High Resolution ALMA Data of the Fomalhaut Debris Disk Confirms Apsidal Width Variation

Jay S. Chittidi, Meredith A. MacGregor, Joshua Bennett Lovell +11

We present long-baseline observations of the Fomalhaut outer debris disk at 223 GHz (1.3 mm) from ALMA Cycle 5, which we use along with archival short-baseline observations to prod…

astro-ph.EP2025

SMA and NOEMA reveal asymmetric sub-structure in the protoplanetary disk of IRAS23077+6707

Joshua B. Lovell, Leon Trapman, Kristina Monsch +5

We present high-resolution data of IRAS 23077+6707 (`Dracula's Chivito') with the Submillimeter Array (SMA at 1.33 mm/225.5 GHz) and the Northern Extended Millimeter Array (NOEMA a…

astro-ph.SR2025★ 1 cited

The Radiowave Hunt for Young Stellar Object Emission and Demographics (RADIOHEAD): A Radio LuminositySpectral Type Dependence in TaurusAuriga YSOs

Ramisa Akther Rahman, Joshua Bennett Lovell, Eric W. Koch +4

We measure the radio continuum fluxes at the locations of all Gaiaconfirmed members of TaurusAuriga using Karl G. Jansky Very Large Array Sky Survey data (VLASS; 24…

astro-ph.SR2024

EWOCS-III: JWST observations of the supermassive star cluster Westerlund 1

M. G. Guarcello, V. Almendros-Abad, J. B. Lovell +29

The typically large distances, extinction, and crowding of Galactic supermassive star clusters have so far hampered the identification of their very low mass members, required to e…

astro-ph.SR2024

DECaPS and SMA discovery of a highly-inclined class I YSO with an outflow: IRAS 08235-4316

Joshua Bennett Lovell, Kristina Monsch, Garrett K. Keating +4

We present images of IRAS~08235--4316 with the Dark Energy Camera Plane Survey (DECaPS; spanning 0.398--1.034m, at resolution) and the Submillimeter Array (SMA; at…

astro-ph.SR2024

FitteR for Accretion ProPErties of T Tauri stars (FRAPPE): A new approach to use Class III spectra to derive stellar and accretion properties

R. A. B. Claes, J. Campbell-White, C. F. Manara +10

Studies of the stellar and accretion properties of classical T Tauri stars (CTTS) require comparison with photospheric spectral templates. Here we aim at expanding the currently av…

astro-ph.SR2024★ 13 cited

SMA detection of an extreme millimeter flare from the young class III star HD 283572

Joshua Bennett Lovell, Garrett K. Keating, David J. Wilner +5

We present evidence of variable 1.3 millimeter emission from the 1-3 Myr, SpT G2-G5 class III YSO, HD~283572. HD~283572 was observed on 8 dates with the Submillimeter Array between…