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19962026
most citedMolecular Gas and Star Formation in Nearby Disk Galaxies

681 citations

Showing astro-ph.GAShow all

107 papers · 1 filter

astro-ph.GA2026

From gas to stars along the spiral wave: CO, HCN, and star formation variations across the spiral arms in NGC 4321 and M51

Minou Greve, Lukas Neumann, Mallory Thorp +17

Molecular clouds form stars from the interstellar medium via gravitational collapse, following a sequence from low-density gas to high-density cores and eventually the formation of…

astro-ph.GA2026

Surveying the Whirlpool at Arcseconds with NOEMA (SWAN). IV. Extent of active galactic nucleus feedback on the interstellar medium

Mallory D. Thorp, Antonio Usero, Frank Bigiel +19

Active Galactic Nuclei (AGN) are intertwined with galaxy evolution, injecting energy into the interstellar medium (ISM) that could regulate star formation as a galaxy evolves. Howe…

astro-ph.GA2026

Resolved molecular gas and star-formation in massive unquenched spirals : I. UGC 8179

Romane Cologni, Simon Flesch, Philippe Salomé +7

Recent studies have uncovered a rare population of super-massive (M* > 1e11 Msun) star-forming spiral galaxies, Super Spiral Galaxies (SSGs), whose existence challenges classical q…

astro-ph.GA2026

Spatial distribution of organics in the Horsehead nebula: Signposts of chemistry driven by atomic carbon

Claudio Hernández-Vera, Viviana V. Guzmán, Jérôme Pety +10

(Abridged) Complex organic molecules (COMs) are considered essential precursors to prebiotic species. While COMs were once expected to be efficiently destroyed under UV-irradiated…

astro-ph.GA2026

G183: An outer galaxy filament feeding a massive protostar

Bhaswati Mookerjea, Saurav Sen, V. S. Veena +1

We present the first detailed multi-tracer observation of a 5-pc long outer Galaxy filament, G183, and the massive young stellar object (YSO) IRAS 05480+2545 associated with it. Us…

astro-ph.GA2025

Surveying the Whirlpool at Arcseconds with NOEMA (SWAN): III. CO/CO ratio variations across the M51 galaxy

Ina Galić, Mallory Thorp, Frank Bigiel +16

CO isotopologues are common tracers of the bulk molecular gas in extragalactic studies, providing insights into the physical and chemical conditions of the cold molecular gas, a re…

astro-ph.GA2025

Noema formIng Cluster survEy (NICE): A Census of Star Formation and Cold Gas Properties in Massive protoclusters at 1.5<z<4

Luwenjia Zhou, Tao Wang, Emanuele Daddi +36

Massive protoclusters at z~1.5-4, the peak of the cosmic star formation history, are key to understanding the formation mechanisms of massive galaxies in today's clusters. However,…

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★ 2 cited

FAUST XXV. A potential new molecular outflow in [BHB2007] 11

A. Martínez-Henares, I. Jiménez-Serra, C. Vastel +26

During the early stages of star formation, accretion processes such as infall from the envelope and molecular streamers, and ejection of matter through winds and jets take place si…

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.GA2024★ 1 cited

On volume density and star formation in nearby molecular clouds

Jan H. Orkisz, Jouni Kainulainen

Volume density is a key physical quantity controlling the evolution of the interstellar medium (ISM) and star formation, but it cannot be accessed directly by observations of molec…

astro-ph.GA2024★ 4 cited

Toward a robust physical and chemical characterization of heterogeneous lines of sight: The case of the Horsehead nebula

Léontine Ségal, Antoine Roueff, Jérôme Pety +28

Dense cold molecular cores/filaments are surrounded by an envelope of translucent gas. Some of the low-J emission lines of CO and HCO isotopologues are more sensitive to the co…

astro-ph.GA2024★ 8 cited

Quantifying the informativity of emission lines to infer physical conditions in giant molecular clouds. I. Application to model predictions

Lucas Einig, Pierre Palud, Antoine Roueff +29

Observations of ionic, atomic, or molecular lines are performed to improve our understanding of the interstellar medium (ISM). However, the potential of a line to constrain the phy…

astro-ph.GA2024★ 16 cited

PDRs4All. X. ALMA and JWST detection of neutral carbon in the externally irradiated disk d203-506: Undepleted gas-phase carbon

Javier R. Goicoechea, J. Le Bourlot, J. H. Black +26

The gas-phase abundance of carbon, x_C = C/H, and its depletion factors are essential parameters for understanding the gas and solid compositions that are ultimately incorporated i…

astro-ph.GA2024★ 17 cited

NOEMA formIng Cluster survEy (NICE): Characterizing eight massive galaxy groups at in the COSMOS field

Nikolaj B. Sillassen, Shuowen Jin, Georgios E. Magdis +41

The NOEMA formIng Cluster survEy (NICE) is a large program targeting 69 massive galaxy group candidates at in six deep fields. We report spectroscopic confirmation of eight g…

astro-ph.GA2024★ 10 cited

H2CO and CS in diffuse clouds: Excitation and abundance

Maryvonne Gerin, Harvey Liszt, Jerome Pety +1

To provide constraints on the chemical processes responsible for the observed columns of organic species, we used NOEMA to observe the sight line toward NRAO150 in the 2mm spectral…

astro-ph.GA2024★ 13 cited

Complex organic molecules uncover deeply embedded precursors of hot cores

Laure Bouscasse, Timea Csengeri, Friedrich Wyrowski +2

During the process of star formation, the dense gas undergoes significant chemical evolution leading to the emergence of a rich variety of molecules associated with hot cores and h…

astro-ph.GA2023★ 13 cited

Surveying the Whirlpool at Arcseconds with NOEMA (SWAN)- I. Mapping the HCN and NH 3mm lines

Sophia K. Stuber, Jerome Pety, Eva Schinnerer +17

We present the first results from "Surveying the Whirlpool at Arcseconds with NOEMA" (SWAN), an IRAM Northern Extended Millimetre Array (NOEMA)+30m large program that maps emission…

astro-ph.GA2023★ 16 cited

A global view on star formation: The GLOSTAR Galactic plane survey. IX. Radio Source Catalog III: 2<l<28, 36<l<40, 56<l<60 and |b|<1, VLA B-configuration

A. Y. Yang, S. A. Dzib, J. S. Urquhart +20

As part of the GLOSTAR (GLObal view of STAR formation in the Milky Way) survey, we present the high-resolution continuum source catalog for the regions (l = 2-28, 36-40, 56-60, &|b…

astro-ph.GA2023★ 17 cited

Noema formIng Cluster survEy (NICE): Discovery of a starbursting galaxy group with a radio-luminous core at z=3.95

Luwenjia Zhou, Tao Wang, Emanuele Daddi +34

The study of distant galaxy groups and clusters at the peak epoch of star formation is limited by the lack of a statistically and homogeneously selected and spectroscopically confi…

astro-ph.GA2023★ 10 cited

The Cygnus Allscale Survey of Chemistry and Dynamical Environments: CASCADE. II. A detailed kinematic analysis of the DR21 Main outflow

I. M. Skretas, A. Karska, F. Wyrowski +12

Molecular outflows are believed to be a key ingredient in the process of star formation. The molecular outflow associated with DR21 Main in Cygnus-X is one of the most extreme, in…

astro-ph.GA2023★ 10 cited

Neural network-based emulation of interstellar medium models

Pierre Palud, Lucas Einig, Franck Le Petit +22

The interpretation of observations of atomic and molecular tracers in the galactic and extragalactic interstellar medium (ISM) requires comparisons with state-of-the-art astrophysi…

astro-ph.GA2023★ 19 cited

A global view on star formation: The GLOSTAR Galactic plane survey VIII. Formaldehyde absorption in Cygnus~X

Y. Gong, G. N. Ortiz-León, M. R. Rugel +21

Cygnus X is one of the closest and most active high-mass star-forming regions in our Galaxy, making it one of the best laboratories for studying massive star formation. As part of…

astro-ph.GA2023★ 35 cited

The Gas Morphology of Nearby Star-Forming Galaxies

S. K. Stuber, E. Schinnerer, T. G. Williams +22

The morphology of a galaxy stems from secular and environmental processes during its evolutionary history. Thus galaxy morphologies have been a long used tool to gain insights on g…