95 citations · 673 across the 32 of their papers we have counts for
28 papers · 1 filter
A global view on star formation: The GLOSTAR Galactic plane survey XII. Effelsberg's continuum view and data release
Y. Gong, W. Reich, M. R. Rugel +24
Extended radio continuum emission and its linear polarization play a key role in probing large-scale structures of synchrotron and free-free emission in the Milky Way. Despite the…
SCOTCH III: Complete search for Hypercompact HII regions in the fourth quadrant
A. L. Patel, J. S. Urquhart, A. Y. Yang +7
We present high-frequency (18-24 GHz) radio continuum observations towards 335 methanol masers, excellent signposts for young, embedded high-mass protostars. These complete the sea…
OGHReS: Star formation in the Outer Galaxy II (-)
J. S. Urquhart, C. Koenig, D. Colombo +19
The Outer Galaxy High-Resolution Survey (OGHReS) covers 100 square degrees () in the (2--1) transitions of three CO-isotopologues. We use the spectra…
SCOTCH Search for Clandestine Optically Thick Compact HII regions II
A. L. Patel, J. S. Urquhart, A. Y. Yang +4
In this study we present 18 to 24 GHz and high angular resolution radio wavelength Australia Telescope Compact Array follow up observations towards a sample of 39 HC HII region can…
A global view on star formation: The GLOSTAR Galactic plane survey X. Galactic HII region catalog using radio recombination lines
S. Khan, M. R. Rugel, A. Brunthaler +17
Studies of Galactic HII regions are of crucial importance for studying star formation and the evolution of the interstellar medium. Gaining an insight into their physical character…
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…
Velocity-resolved high-J CO emission from massive star-forming clumps
Hoang Thanh Dat, Agata Karska, Min Young Lee +4
(Abridged) Context. Massive star formation is associated with energetic processes, which result in significant gas cooling via far-infrared (IR) lines. Velocity-resolved observatio…
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…
SCOTCH -- Search for Clandestine Optically Thick Compact HIIs
A. L. Patel, J. S. Urquhart, A. Y. Yang +7
This study uses archival high frequency continuum data to expand the search for Hypercompact HII regions and determine the conditions at which they appear, as this stage high mass…
ALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): A forming quadruple system with continuum `ribbons' and intricate outflows
Qiu-yi Luo, Tie Liu, Aaron T. Lee +31
One of the most poorly understood aspects of low-mass star formation is how multiple-star systems are formed. Here we present the results of Atacama Large Millimeter/submillimeter…
Large-scale Velocity-coherent Filaments in the SEDIGISM Survey: Association with Spiral Arms and Fraction of Dense Gas
Y. Ge, K. Wang, A. Duarte-Cabral +15
Context. Filamentary structures in the interstellar medium are closely related to star formation. Dense gas mass fraction (DGMF) or clump formation efficiency in large-scale filame…
A global view on star formation: The GLOSTAR Galactic plane survey. VII. Supernova remnants in the Galactic longitude range
R. Dokara, Y. Gong, W. Reich +19
Context. While over 1000 supernova remnants (SNRs) are estimated to exist in the Milky Way, only less than 400 have been found to date. In the context of this apparent deficiency,…
A global view on star formation: The GLOSTAR Galactic plane survey. VI. Radio Source Catalog II: and , VLA B-configuration
S. A. Dzib, A. Y. Yang, J. S. Urquhart +20
As part of the GLOSTAR survey we have used the VLA in its B-configuration to observe the part of the Galactic plane between longitudes of 28d and 36d and latitudes from -1d to +1d…
A Global View on Star Formation: The GLOSTAR Galactic Plane Survey V. 6.7 GHz Methanol Maser Catalogue
H. Nguyen, M. R. Rugel, C. Murugeshan +15
Class II methanol (CHOH) masers are amongst the clearest signposts of recent high-mass star formation (HMSF). A complete catalogue outlines the distribution of star formation…
The SEDIGISM survey: Molecular cloud morphology. II. Integrated source properties
K. R. Neralwar, D. Colombo, A. Duarte-Cabral +21
The Structure, Excitation, and Dynamics of the Inner Galactic InterStellar Medium (SEDIGISM) survey has produced high (spatial and spectral) resolution CO (2-1) maps of the…
The SEDIGISM survey: Molecular cloud morphology. I. Classification and star formation
K. R. Neralwar, D. Colombo, A. Duarte-Cabral +22
We present one of the very first extensive classifications of a large sample of molecular clouds based on their morphology. This is achieved using a recently published catalogue of…
Redshifted methanol absorption tracing infall motions of high-mass star formation regions
W. J. Yang, K. M. Menten, A. Y. Yang +6
Gravitational collapse is one of the most important processes in high-mass star formation. Compared with the classic blue-skewed profiles, redshifted absorption against continuum e…
The SEDIGISM survey: a search for molecular outflows
A. Y. Yang, J. S. Urquhart, F. Wyrowski +19
Context. The formation processes of massive stars are still unclear but a picture is emerging involving accretion disks and molecular outflows in what appears to be a scaled-up ver…
The SEDIGISM survey: The influence of spiral arms on the molecular gas distribution of the inner Milky Way
D. Colombo, A. Duarte-Cabral, A. R. Pettitt +23
The morphology of the Milky Way is still a matter of debate. In order to shed light on uncertainties surrounding the structure of the Galaxy, in this paper, we study the imprint of…
A global view on star formation: The GLOSTAR Galactic plane survey III. 6.7 GHz methanol maser survey in Cygnus X
Gisela N. Ortiz-León, Karl M. Menten, Andreas Brunthaler +16
The Cygnus X complex is covered by the Global View of Star Formation in the Milky Way (GLOSTAR) survey, an unbiased radio-wavelength Galactic plane survey, in 4--8 GHz continuum ra…
A global view on star formation: The GLOSTAR Galactic Plane Survey. I. Overview and first results for the Galactic longitude range 28° < l < 36°
A. Brunthaler, K. M. Menten, S. A. Dzib +20
Surveys of the Milky Way at various wavelengths have changed our view of star formation in our Galaxy considerably in recent years. In this paper we give an overview of the GLOSTAR…
A global view on star formation: The GLOSTAR Galactic plane survey IV. Radio continuum detections of young stellar objects in the Galactic Centre region
H. Nguyen, M. R. Rugel, K. M. Menten +19
The Central Molecular Zone (CMZ), a 200 pc sized region around the Galactic Centre, is peculiar in that it shows a star formation rate (SFR) that is suppressed with respect t…
A global view on star formation: The GLOSTAR Galactic plane survey. II. Supernova Remnants in the first quadrant of the Milky Way
Rohit Dokara, A. Brunthaler, K. M. Menten +17
Context. The properties of the population of Galactic supernova remnants (SNRs) are essential to our understanding of the dynamics of the interstellar medium (ISM) in the Milky Way…
A population of hypercompact HII regions identified from young HII regions
Aiyuan Yang, James Urquhart, Mark Thompson +8
Context. The derived physical parameters for young HII regions are normally determined assuming the emission region to be optically thin. However, this assumption is unlikely to ho…