activity
20182026
most citedMolecular globules in the Veil bubble of Orion. IRAM 30m 12CO, 13CO, and C18O 2-1 expanded maps of Orion A

32 citations · 195 across the 36 of their papers we have counts for

collaborators

39 papers

astro-ph.IM2026

Star Formation across the Galaxy

Alvaro Sanchez-Monge, Henrik Beuther, Maryvonne Gerin +41

Star formation is both a multi-scale and highly dynamic process. It is regulated by the combination of gravity, turbulence, feedback and magnetic fields, which connect more than si…

astro-ph.IM2026

From local chemistry to galactic evolution: unlocking the power of interstellar isotopes with ALMA2040

Laura Colzi, Hayley A. Bunn, Víctor M. Rivilla +29

Molecular isotopic ratios provide a unique window into the chemical evolution of the interstellar medium, linking stellar nucleosynthesis and Galactic chemical evolution to the phy…

astro-ph.GA2026

ACES VIII: A Survey of Compact, High-Velocity Features Observed in CS(2-1)

Dani R. Lipman, Jakub Poznanski, Savannah R. Gramze +46

The extreme kinematics of the Milky Way's Central Molecular Zone (CMZ) are influenced by processes such as dynamical shearing, cloud collisions, and stellar feedback. These events…

astro-ph.GA2026

ACES VII. Compact Continuum Source Catalog of the Central Molecular Zone

Jennifer Wallace, Cara Battersby, Nazar Budaiev +58

The Central Molecular Zone (CMZ) resides in the inner few hundred parsecs of our Galaxy, and despite being the largest reservoir of dense molecular gas in the Milky Way, it has a r…

astro-ph.GA2026

Chemical diversity of dense cores in Orion B: The role of the environment

Helena J. Mazurek, Maryvonne Gerin, Pierre Gratier +26

Prestellar cores are the sites of the earliest stages of star formation. Dust continuum observations are often used to identify and characterize their properties yet only a small f…

astro-ph.GA2026

Velocity-resolved [O I] 63,145 um, [C II] 158 um, and OH mapping along the Orion BN/KL explosive outflow and irradiated shocks

J. R. Goicoechea, R. Güsten, B. Godard +6

Stellar mergers produce explosive outflows that serve as transient sources of IR line luminosity and inject mechanical energy early into the natal molecular cloud. We present the f…

astro-ph.GA2026

ALMA Central molecular zone Exploration Survey (ACES) V: CS(2-1), SO(2_3-1_2), CH3CHO(5_1,4-4_1,3), HC3N(11-10), and H40a lines data

Pei-Ying Hsieh, Daniel L. Walker, Adam Ginsburg +59

We present data from the ALMA Central Molecular Zone Exploration Survey (ACES) Large Program, which provides broad spectral-line and 3 mm continuum coverage of the Central Molecula…

astro-ph.GA2026

ALMA Central Molecular Zone Exploration Survey (ACES)-IV. Data of the two intermediate-width spectral windows

Xing Lu, Daniel L. Walker, Adam Ginsburg +61

We release the intermediate-width spectral window data from the ALMA Central Molecular Zone Exploration Survey (ACES) Large Program, which covers SiO(2-1), SO(2_2-1_1), H13CO+(1-0)…

astro-ph.GA2026

ALMA Central Molecular Zone Exploration Survey (ACES) I: Overview

Steven N. Longmore, John Bally, Ashley T. Barnes +95

The mass flows and energy cycles within the inner regions of galaxies exert a powerful influence on the evolution of the galaxy population. The centre of the Milky Way is the only…

astro-ph.GA2026

ALMA Central molecular zone Exploration Survey (ACES) III: Molecular line data reduction and HNCO and HCO data

Daniel L. Walker, Adam Ginsburg, Ashley T. Barnes +64

The ALMA Central molecular zone Exploration Survey (ACES) large program has observed the inner ~ 200 pc of the Milky Way at 3 mm (Band 3) using ALMA's 12m, 7m, and Total Power arra…

astro-ph.GA2026

ALMA Central Molecular Zone Exploration Survey (ACES) II: 3mm continuum images

Adam Ginsburg, Daniel L. Walker, Ashley T. Barnes +69

The ALMA Central Molecular Zone Exploration Survey, ACES, has mapped square arcminutes at 3 mm toward the center of our Galaxy. ACES provides the first large-scale, h…

astro-ph.GA2026

ALMA Central molecular zone Exploration Survey (ACES) VI: ALMA Large Program Reveals a Highly Filamentary Central Molecular Zone

Cara Battersby, Miriam G. Santa-Maria, Dani Lipman +44

The Central Molecular Zone (CMZ) of the Milky Way is the way station that primarily controls how much gas flows from the disk of the Galaxy towards the central nucleus. While this…

astro-ph.GA2026

A JWST NIRCam/MIRI view of the W51A high-mass star-forming region

Taehwa Yoo, Adam Ginsburg, Nazar Budaiev +10

We present observations of the W51A region, including the massive protoclusters W51-E and W51-IRS2, with JWST in 10 NIRCam and 5 MIRI filters. In this work, we highlight the most n…

astro-ph.GA2025

The Colors of Ices: Measuring ice column density through photometry

Adam Ginsburg, Savannah R. Gramze, Matthew L. N. Ashby +8

Ices imprint strong absorption features in the near- and mid-infrared, but until recently they have been studied almost exclusively with spectroscopy toward small samples of bright…

astro-ph.GA2025

Mapping CO Ice in a Star-Forming Filament in the 3 kpc Arm with JWST

Savannah Gramze, Adam Ginsburg, Nazar Budaiev +14

CO gas emission is a fundamental tool for measuring column density, but in cold, dark clouds, much of the CO is locked away in ice. We present JWST results from observations of a s…

astro-ph.GA2025★ 2 cited

Chemical templates of the Central Molecular Zone. Shock and protostellar object signatures under Galactic Center conditions

Katarzyna M. Dutkowska, Gijs Vermariën, Serena Viti +21

(Abridged) The Central Molecular Zone (CMZ) of the Milky Way exhibits extreme conditions, including high gas densities, elevated temperatures, enhanced cosmic-ray ionization rates,…

astro-ph.GA2025★ 1 cited

Tracers of the ionization fraction in dense and translucent molecular gas: II. Using mm observations to constrain ionization fraction across Orion B

Ivana Bešlić, Maryvonne Gerin, Viviana V. Guzmán +28

The ionization fraction () is a crucial parameter of interstellar gas, yet estimating it requires deep knowledge of molecular gas chemistry…

astro-ph.GA2025

Circum-nuclear eccentric gas flow in the Galactic Center revealed by ALMA CMZ Exploration Survey (ACES)

Yoshiaki Sofue, Tomoharu Oka, Steven N. Longmore +41

We analyze the CS (J=2-1) line cube from the internal data release obtained by the large-scale program "ALMA CMZ Exploration Survey (ACES)" to investigate the kinematic structure o…

astro-ph.GA2025

JWST reveals cosmic ray dominated chemistry in the local ULIRG IRAS 072510248

G. Speranza, M. Pereira-Santaella, M. Agúndez +7

We analyse the ro-vibrational absorption bands of various molecular cations (HCO, HCNH, and NH) and neutral species (HCN, HNC, and HCN) detected in the \textit{…

astro-ph.GA2025

The Galactic-Centre Arms inferred from ACES (ALMA CMZ Exploration Survey)

Y. Sofue, Tomo. Oka, S. N. Longmore +44

Analyzing longitude-velocity diagrams (LVDs) in the CS(J=2-1) and H13CN(J=1-0) molecular lines from the internal release data of the ALMA Central-Molecular-Zone Exploration Survey…

astro-ph.IM2025★ 1 cited

Beetroots: spatially-regularized Bayesian inference of physical parameter maps -- Application to Orion

Pierre Palud, Emeric Bron, Pierre Chainais +28

The current generation of millimeter receivers is able to produce cubes of 800 000 pixels by 200 000 frequency channels to cover several square degrees over the 3 mm atmospheric wi…

astro-ph.GA2025★ 1 cited

Estimating the dense gas mass of molecular clouds using spatially unresolved 3 mm line observations

Antoine Zakardjian, Annie Hughes, Jérôme Pety +28

We aim to develop a new method to infer the sub-beam probability density function (PDF) of H2 column densities and the dense gas mass within molecular clouds using spatially unreso…

astro-ph.GA2025★ 15 cited

PDRs4All. XII. FUV-driven formation of hydrocarbon radicals and their relation with PAHs

J. R. Goicoechea, J. Pety, S. Cuadrado +25

We present subarcsecond-resolution ALMA mosaics of the Orion Bar PDR in [CI] 609um, C2H (4-3), and C18O (3-2) emission lines complemented by JWST images of H2 and aromatic infrared…

astro-ph.GA2024

Disruption of a massive molecular cloud by a supernova in the Galactic Centre: Initial results from the ACES project

M. Nonhebel, A. T. Barnes, K. Immer +33

The Milky Way's Central Molecular Zone (CMZ) differs dramatically from our local solar neighbourhood, both in the extreme interstellar medium conditions it exhibits (e.g. high gas,…