41 citations · 243 across the 22 of their papers we have counts for
27 papers
B-fields In STar-forming Region Observations (BISTRO): Dual-Wavelength Constraints on Size-Dependent Grain Alignment in Star-Forming Regions
Ray S. Furuya, David Berry, Pierre Bastien +65
We compared 450 and 850 m POL-2 observations from the James Clerk Maxwell Telescope at resolution. The median absolute difference in polarization angle between bands is…
B-fields In STar-forming Region Observations (BISTRO): Technical Foundations for Quantitative 450/850 m JCMT SCUBA-2/POL-2 Polarimetry
Ray S. Furuya, David Berry, Pierre Bastien +59
We present five technical validations of SCUBA-2/POL-2 polarimetry on the James Clerk Maxwell Telescope at 450 and 850 m, using 174 archival fields in 69 molecular cloud regions…
The Magnetized Universe: From planet-forming disks to the high-redshift universe
Josep M Girart, Gary Fuller, Wouter Vlemmings +32
The interstellar medium (ISM) is magnetized at all scales and phases in our Galaxy and other galaxies across the Universe. Spectro-polarimetric millimetre observations are essentia…
Mapping of interstellar ices with JWST in protostellar envelopes: Spatial variations of CO, CO, CO, OCN and HO ice
N. G. C. Brunken, E. F. van Dishoeck, A. C. A. Boogert +16
The composition of planets and their atmospheres is largely determined by the formation environment of the planet. This environment is pre-determined during early stages when the p…
Probing the ubiquity of complex ices in protostars with JWST: the first systematic quantification of weak ice bands between 6.8 and 7.9 micron
Yuan Chen, Ewine F. van Dishoeck, Katerina Slavicinska +18
Complex organic molecules (COMs) are the key to understanding the chemical evolution from simple interstellar molecules to potential prebiotic material. Although COMs have been ext…
Magneto-Gravitational Regulated Streamer Accretion onto a Class 0 Protostellar System
Bo Huang, Josep M. Girart, Ian W. Stephens +17
How do magnetic fields shape the way young stars gather gas from their birth clouds? Using high-resolution Atacama Large Millimeter/submillimeter Array observations of a young trip…
Multi-Scale Magnetic Field Observations Reveal how Colliding Flows Trigger Star Formation
Jia-Wei Wang, Patrick M. Koch, Hauyu Baobab Liu +4
Magnetic fields play a crucial yet complex role in star formation, while their connection between large-scale filamentary clouds and small-scale young stellar objects remains poorl…
Unlocking accretion rate diagnostics for high-mass protostars using JWST/MIRI HI lines
S. D. Reyes-Reyes, H. Beuther, E. F. van Dishoeck +14
While many aspects of high-mass star formation have been investigated, the accretion onto the central protostars is one of the most fundamental but less explored physical propertie…
The Outflow of the B335 Protostar II: After the Outburst
Klaus W. Hodapp, Adwin Boogert, Doug Johnstone +6
The B335 protostar has recently undergone a major, still ongoing, outburst detected in scattered light from its outflow cavity, offering a rare opportunity to study its impact on a…
JOYS+: link between ice and gas of complex organic molecules. Comparing JWST and ALMA data of two low-mass protostars
Y. Chen, W. R. M. Rocha, E. F. van Dishoeck +16
A rich inventory of complex organic molecules (COMs) has been observed in high abundances in the gas phase toward Class 0 protostars. These molecules are suggested to be formed in…
Relative Alignments Between Magnetic Fields, Velocity Gradients, and Dust Emission Gradients in NGC 1333
Michael Chun-Yuan Chen, Laura M. Fissel, Sarah I. Sadavoy +23
Magnetic fields play an important role in shaping and regulating star formation in molecular clouds. Here, we present one of the first studies examining the relative orientations b…
The protostars in Orion: Characterizing the properties of their magnetized envelopes
B. Huang, J. M. Girart, I. W. Stephens +17
We present a study connecting the physical properties of protostellar envelopes to the morphology of the envelope-scale magnetic field. We used the ALMA polarization observations o…
Synthetic Modelling of Polarized Dust Emission in Intermediate-Mass YSOs: I: Constraining the Role of Iron Inclusions and Inelastic Relaxation on Grain Alignment with ALMA Polarization
Nguyen Chau Giang, V. J. M. Le Gouellec, Thiem Hoang +2
Iron inclusions embedded inside dust grains play a crucial role in both internal alignment (IA) via Barnett relaxation and external alignment via the MAgnetically Enhanced RAdiativ…
On the magnetic field properties of protostellar envelopes in Orion
Bo Huang, Josep M. Girart, Ian W. Stephens +23
We present 870 um polarimetric observations toward 61 protostars in the Orion molecular clouds, with ~400 au (1") resolution using the Atacama Large Millimeter/submillimeter Array.…
JWST Observations of Young protoStars (JOYS): Linked accretion and ejection in a Class I protobinary system
Łukasz Tychoniec, Martijn L. van Gelder, Ewine F. van Dishoeck +19
Accretion and ejection sets the outcome of the star and planet formation process. The mid-infrared wavelength range offers key tracers of those processes that were difficult to det…
New insights on the accretion properties of Class 0 protostars from 2 micron spectroscopy
Valentin J. M. Le Gouellec, Thomas P. Greene, Lynne A. Hillenbrand +1
Sun-like stars are thought to accrete most of their final mass during the protostellar phase, during which the stellar embryo is surrounded by an infalling dense envelope. We prese…
Filamentary Network and Magnetic Field Structures Revealed with BISTRO in the High-Mass Star-Forming Region NGC2264 : Global Properties and Local Magnetogravitational Configurations
Jia-Wei Wang, Patrick M. Koch, Seamus D. Clarke +154
We report 850 m continuum polarization observations toward the filamentary high-mass star-forming region NGC 2264, taken as part of the B-fields In STar forming Regions Observat…
JWST Observations of Young protoStars (JOYS+): Detection of icy complex organic molecules and ions. I. CH, SO, HCOO, OCN, HCO, HCOOH, CHCHOH, CHCHO, CHOCHO, CHCOOH
W. R. M. Rocha, E. F. van Dishoeck, M. E. Ressler +23
Complex organic molecules (COMs) detected in the gas phase are thought to be mostly formed on icy grains, but no unambiguous detection of icy COMs larger than CH3OH has been report…
JOYS+: mid-infrared detection of gas-phase SO emission in a low-mass protostar. The case of NGC 1333 IRAS2A: hot core or accretion shock?
M. L. van Gelder, M. E. Ressler, E. F. van Dishoeck +18
JWST/MIRI has sharpened our infrared eyes toward the star formation process. This paper presents the first mid-infrared detection of gaseous SO emission in an embedded low-mass…
The JCMT BISTRO Survey: Studying the Complex Magnetic Field of L43
Janik Karoly, Derek Ward-Thompson, Kate Pattle +155
We present observations of polarized dust emission at 850 m from the L43 molecular cloud which sits in the Ophiuchus cloud complex. The data were taken using SCUBA-2/POL-2 on th…
The origin of dust polarization in the Orion Bar
Valentin J. M. Le Gouellec, B-G Andersson, Archana Soam +8
The linear polarization of thermal dust emission provides a powerful tool to probe interstellar and circumstellar magnetic fields, because aspherical grains tend to align themselve…
Physical conditions for dust grain alignment in Class 0 protostellar cores II. The role of the radiation field in models aligning/disrupting dust grains
Valentin J. M. Le Gouellec, Anaëlle J. Maury, Charles L. H. Hull +3
The polarized dust emission observed in Class 0 protostellar cores at high angular resolution with ALMA has raised several concerns about the grain alignment conditions in these re…
First BISTRO observations of the dark cloud Taurus L1495A-B10: the role of the magnetic field in the earliest stages of low-mass star formation
Derek Ward-Thompson, Janik Karoly, Kate Pattle +155
We present BISTRO Survey 850 μm dust emission polarisation observations of the L1495A-B10 region of the Taurus molecular cloud, taken at the JCMT. We observe a roughly triangular n…
Physical conditions for dust grain alignment in Class 0 protostellar cores I. Observations of dust polarization and molecular irradiation tracers
Valentin J. M. Le Gouellec, Anaëlle J. Maury, Charles L. H. Hull
High angular resolution observations of Class 0 protostars have produced detailed maps of the polarized dust emission in the envelopes of these young embedded objects. Interestingl…