288 citations · 1.5k across the 32 of their papers we have counts for
14 papers · 1 filter
A breath of fresh air: Oxygen enhancement from silicate sublimation during early protostellar evolution
F. J. Ballieux, M. K. McClure, Ł. Tychoniec +5
Recently, an analog to the t = 0 moment of our Solar System's meteoritic record was identified for the first time around the Class I protostar HOPS-315. Crystalline silicates were…
Complex Organic Molecules in Protostars with ALMA Spectral Surveys (COMPASS) II. Approach to data reduction and products for line-rich broadband (sub)millimeter spectra
Adele L. Plunkett, Sébastien Maret, Daniel Harsono +26
Studying the chemical composition of the warm gas surrounding embedded solar-type protostars is one of the areas for which the Atacama Large Millimeter/submillimeter Array (ALMA) i…
A deep Search for Ethylene Glycol and Glycolonitrile in the V883 Ori Protoplanetary Disk
Abubakar M. A. Fadul, Kamber R. Schwarz, Tushar Suhasaria +3
Ethylene glycol (, hereafter EG) and Glycolonitrile (, hereafter GN) are considered molecular precursors of nucleic acids. EG is a sugar alc…
A deep search for Complex Organic Molecules toward the protoplanetary disk of V883 Ori
Abubakar M. A. Fadul, Kamber R. Schwarz, Merel L. R. van 't Hoff +4
Complex Organic Molecules (COMs) in the form of prebiotic molecules are potentially building blocks of life. Using Atacama Large Millimeter/submillimeter Array (ALMA) Band 7 observ…
High Mass Inner Regions Found in Five Outbursting Sources
Jenny K. Calahan, Edwin A. Bergin, Merel van't Hoff +3
Young stellar objects are thought to commonly undergo sudden accretion events that result in a rise in bolometric luminosity. These outbursts likely coincide with the onset of plan…
Early Planet Formation in Embedded Disks (eDisk) XVI: An asymmetric dust disk driving a multi-component molecular outflow in the young Class 0 protostar GSS30 IRS3
Alejandro Santamaria-Miranda, Itziar de Gregorio-Monsalvo, Nagayoshi Ohashi +17
We present the results of the ALMA Large Program Early Planet Formation in Embedded disks observations of the Class 0 protostar GSS30 IRS3. Our observations included 1.3 mm continu…
A VLA View of the Flared, Asymmetric Disk Around the Class 0 Protostar L1527 IRS
Patrick D. Sheehan, John J. Tobin, Zhi-Yun Li +21
We present high resolution Karl G. Jansky Very Large Array (VLA) observations of the protostar L1527 IRS at 7 mm, 1.3 cm, and 2 cm wavelengths. We detect the edge-on dust disk at a…
Which molecule traces what: chemical diagnostics of protostellar sources
Łukasz Tychoniec, Ewine F. van Dishoeck, Merel L. R. van 't Hoff +8
The physical and chemical conditions in Class 0/I protostars are fundamental in unlocking the protostellar accretion process and its impact on planet formation. The aim is to deter…
Temperature structures of embedded disks: young disks in Taurus are warm
Merel L. R. van 't Hoff, Daniel Harsono, John J. Tobin +6
The chemical composition of gas and ice in disks around young stars set the bulk composition of planets. In contrast to protoplanetary disks (Class II), young disks that are still…
Complex organic molecules in low-mass protostars on solar system scales -- I. Oxygen-bearing species
M. L. van Gelder, B. Tabone, Ł. Tychoniec +8
Complex organic molecules (COMs) are thought to form on icy dust grains in the earliest phase of star formation. The evolution of these COMs from the youngest Class 0/I protostella…
Temperature profiles of young disk-like structures: The case of IRAS 16293A
Merel L. R. van 't Hoff, Ewine F. van Dishoeck, Jes K. Jørgensen +1
Temperature is a crucial parameter in circumstellar disk evolution and planet formation, because it governs the resistance of the gas to gravitational instability and sets the chem…
Imaging the water snowline in a protostellar envelope with HCO
Merel L. R. van 't Hoff, Magnus V. Persson, Daniel Harsono +5
Snowlines are key ingredients for planet formation. Providing observational constraints on the locations of the major snowlines is therefore crucial for fully connecting planet com…
Unveiling the physical and chemical conditions in the young disk around L1527
Merel L. R. van 't Hoff, John J. Tobin, Daniel Harsono +1
Planets form in disks around young stars. The planet formation process may start when the protostar and disk are still deeply embedded within their infalling envelope. However, unl…
Robustness of N2H+ as tracer of the CO snowline
Merel L. R. van 't Hoff, Catherine Walsh, Mihkel Kama +2
[Abridged] Snowlines in protoplanetary disks play an important role in planet formation and composition. Since the CO snowline is difficult to observe directly with CO emission, it…