activity
20152026
most citedThe physical and chemical structure of Sagittarius B2, I. Three-dimensional thermal dust and free-free continuum modeling on 100 au to 45 pc scales

154 citations · 332 across the 18 of their papers we have counts for

collaborators

20 papers

astro-ph.GA2026

Tentative Detection of FeS toward Orion SrcI

Aitana Tasa-Chaveli, Holger S. P. Müller, Álvaro Sánchez-Monge +3

Iron sulfide (FeS) is a key refractory compound in astrophysical environments. It is commonly found in meteorites and evidence of FeS has only been reported in solid form in a prot…

astro-ph.GA2026

ALMA Observations of Molecular Complexity in the Large Magellanic Cloud: The N83 Star-Forming Region

Marta Sewiło, Amanda Broadmeadow, Roya Hamedani Golshan +9

We report the results of the 1.2 mm continuum and molecular line 0.1 parsec-scale observations with the Atacama Large Millimeter/submillimeter Array of two fields in the star…

astro-ph.GA2026

HyGAL: Characterizing the Galactic ISM with observations of hydrides and other small molecules. III. The absorption lines of [O I], CH, and OH

W. -J. Kim, A. M. Jacob, D. A. Neufeld +17

The HyGAL Stratospheric Observatory for Infrared Astronomy (SOFIA) legacy program aims at characterizing the interstellar medium in the Milky Way using hydrides, [C II], and [O I]…

astro-ph.GA2026

ALMAGAL VIII. Early phases of triggered star formation in source AG286.07161.8229

C. Mininni, S. Molinari, W. J. Kim +50

Several theoretical and observational studies have shown that new waves of triggered star-formation can be induced by the feedback from newly formed massive protostars, due to the…

astro-ph.GA2025

ALMA-QUARKS: Few-Thousand-Year Hatching out of "Egg": The Supersonic Breakout of a Hypercompact H II Region from Its Parental Hot Core

Siju Zhang, Guido Garay, Fengwei Xu +19

The kinematic evolution of hypercompact H II (HC H II) regions around young high-mass stars remains poorly understood due to complex interactions with parental environs. We present…

astro-ph.GA2025★ 4 cited

A quest for sulfur-bearing refractory species. Identification of CaS in the interstellar medium

A. Tasa-Chaveli, Á. Sánchez-Monge, A. Fuente +10

The recent detection of refractory molecules in massive star-forming regions provides a means of probing the innermost regions of disks around massive stars. These detections also…

astro-ph.GA2025★ 9 cited

ALMAGAL IV. Morphological comparison of molecular and thermal dust emission using the histogram of oriented gradients (HOG) method

C. Mininni, S. Molinari, J. D. Soler +46

The study of molecular line emission is crucial to unveil the kinematics and the physical conditions of gas in star-forming regions. Our aim is to quantify the reliability of using…

astro-ph.GA2025

ALMAGAL III. Compact source catalog: Fragmentation statistics and physical evolution of the core population

A. Coletta, S. Molinari, E. Schisano +49

The mechanisms behind the fragmentation of high-mass dense clumps into compact star-forming cores are fundamental topics in current astrophysical research. The ALMAGAL survey provi…

astro-ph.GA2025

ALMAGAL II. The ALMA evolutionary study of high-mass protocluster formation in the Galaxy. ALMA data processing and pipeline

Á. Sánchez-Monge, C. L. Brogan, T. R. Hunter +53

The ALMAGAL Large Program has observed 1017 high-mass star-forming regions distributed throughout the Galaxy, sampling different evolutionary stages and environmental conditions. I…

astro-ph.GA2024★ 9 cited

The physical and chemical structure of Sagittarius B2, VIII. Full molecular line survey of hot cores

T. Möller, P. Schilke, Á. Sánchez-Monge +1

The giant molecular cloud complex Sagittarius B2 (Sgr~B2) in the central molecular zone of our Galaxy hosts several high-mass star formation sites, with Sgr~B2(M) and Sgr~B2(N) bei…

astro-ph.GA2024

High-mass star formation across the Large Magellanic Cloud I. Chemical properties and hot molecular cores observed with ALMA at 1.2 mm

Roya Hamedani Golshan, Álvaro Sánchez-Monge, Peter Schilke +4

To study the impact of the initial effects of metallicity (i.e., the abundance of elements heavier than helium) on star formation and the formation of different molecular species,…

astro-ph.GA2024★ 14 cited

PRODIGE -- Envelope to Disk with NOEMA III. The origin of complex organic molecule emission in SVS13A

T. -H. Hsieh, J. E. Pineda, D. M. Segura-Cox +18

Complex Organic Molecules (COMs) have been found toward low-mass protostars but the origins of the COM emission are still unclear. It can be associated with, for example, hot corin…

astro-ph.GA2023

The Detection of Higher-Order Millimeter Hydrogen Recombination Lines in the Large Magellanic Cloud

Marta Sewiło, Kazuki Tokuda, Stan E. Kurtz +10

We report the first extragalactic detection of the higher-order millimeter hydrogen recombination lines (). The -, -, and -transitions have been detected toward the…

astro-ph.GA2023★ 25 cited

Kinematics and stability of high-mass protostellar disk candidates at sub-arcsecond resolution -- Insights from the IRAM NOEMA large program CORE

Aida Ahmadi, H. Beuther, F. Bosco +28

The fragmentation mode of high-mass molecular clumps and the accretion processes that form the most massive stars () are still not well understood. To this end,…

astro-ph.GA2022★ 49 cited

PRODIGE -- Envelope to Disk with NOEMA II. Small-scale temperature structure and a streamer feeding the SVS13A protobinary using CH3CN and DCN

T. -H. Hsieh, D. M. Segura-Cox, J. E. Pineda +18

Aims. We present high sensitivity and high-spectral resolution NOEMA observations of the Class 0/I binary system SVS13A, composed of the low-mass protostars VLA4A and VLA4B with a…

astro-ph.GA2021★ 17 cited

Disk fragmentation in high-mass star formation. High-resolution observations towards AFGL 2591-VLA 3

S. Suri, H. Beuther, C. Gieser +29

Increasing evidence suggests that, similar to their low-mass counterparts, high-mass stars form through a disk-mediated accretion process. At the same time, formation of high-mass…

astro-ph.GA2021★ 17 cited

Herschel observations of extraordinary sources: Full Herschel/HIFI molecular line survey of Sagittarius B2(M)

T. Möller, P. Schilke, A. Schmiedeke +5

We present a full analysis of a broadband spectral line survey of Sagittarius B2 (Main), one of the most chemically rich regions in the Galaxy located within the giant molecular cl…

astro-ph.GA2021★ 7 cited

The physical and chemical structure of high-mass star-forming regions. Unraveling chemical complexity with the NOEMA large program "CORE"

C. Gieser, H. Beuther, D. Semenov +30

We use sub-arcsecond resolution (0.4) observations with NOEMA at 1.37 mm to study the dust emission and molecular gas of 18 high-mass star-forming regions. We combine the…

astro-ph.GA2016★ 154 cited

The physical and chemical structure of Sagittarius B2, I. Three-dimensional thermal dust and free-free continuum modeling on 100 au to 45 pc scales

A. Schmiedeke, P. Schilke, Th. Möller +8

We model the dust and free-free continuum emission in the high-mass star-forming region Sagittarius B2 in order to reconstruct the three-dimensional density and dust temperature di…

astro-ph.SR2015★ 27 cited

Evolution of complex organic molecules in hot molecular cores: Synthetic spectra at (sub-)mm wavebands

Rumpa Choudhury, Peter Schilke, Gwendoline Stéphan +4

Hot molecular cores (HMCs) are intermediate stages of high-mass star formation and are also known for their rich emission line spectra at (sub-)mm wavebands. The observed spectral…