Adele Plunkett
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View article: COMPASS data reduction pipeline
COMPASS data reduction pipeline Open
Data reduction pipeline for COMPASS (Complex Organic Molecules in Protostars with ALMA Spectral Surveys), an ALMA Large Program to systematically characterize the presence of complex organic molecules of a sample of 11 deeply embedded low-…
View article: Mid-infrared extinction curve for protostellar envelopes from JWST-detected embedded jet emission: The case of TMC1A
Mid-infrared extinction curve for protostellar envelopes from JWST-detected embedded jet emission: The case of TMC1A Open
Context . Dust grains are fundamental components of the interstellar medium (ISM), playing a crucial role in star formation as catalysts for chemical reactions and planetary building blocks. Extinction curves can serve as a tool for charac…
View article: The SOFIA Massive (SOMA) Star Formation Survey. V. Clustered Protostars
The SOFIA Massive (SOMA) Star Formation Survey. V. Clustered Protostars Open
We present ∼8–40 μ m SOFIA-FORCAST images of seven regions of “clustered” star formation as part of the SOFIA Massive Star Formation Survey. We identify a total of 34 protostar candidates and build their spectral energy distributions (SEDs…
View article: Probing the Kinematics of Multiple- and Single-protostar Systems in Perseus with N<sub>2</sub>H<sup>+</sup>
Probing the Kinematics of Multiple- and Single-protostar Systems in Perseus with N<sub>2</sub>H<sup>+</sup> Open
We analyze the dense gas kinematics in two class 0/I protostellar cores, Per 30 and NGC 1333 IRAS 7, in the Perseus Molecular Cloud to determine whether their velocity structures are indicative of rotation. We examine the hyperfine structu…
View article: The SOFIA Massive (SOMA) Star Formation Survey. V. Clustered Protostars
The SOFIA Massive (SOMA) Star Formation Survey. V. Clustered Protostars Open
We present $\sim8-40\,μ$m SOFIA-FORCAST images of seven regions of ``clustered" star formation as part of the SOFIA Massive (SOMA) Star Formation Survey. We identify a total of 34 protostar candidates and build their spectral energy distri…
View article: Early Planet Formation in Embedded Disks. XI. A High-resolution View Toward the BHR 71 Class 0 Protostellar Wide Binary
Early Planet Formation in Embedded Disks. XI. A High-resolution View Toward the BHR 71 Class 0 Protostellar Wide Binary Open
We present Atacama Large Millimeter/submillimeter Array (ALMA) observations of the binary Class 0 protostellar system BHR 71 IRS1 and IRS2 as part of the Early Planet Formation in Embedded Disks (eDisk) ALMA Large Program. We describe the …
View article: Early Planet Formation in Embedded Disks (eDisk)
Early Planet Formation in Embedded Disks (eDisk) Open
We present the results of the observations made within the ALMA Large Program called Early Planet Formation in Embedded disks of the Class 0 protostar GSS30 IRS3. Our observations included the 1.3 mm continuum with a resolution of 0″.05 (7…
View article: The asymmetric bipolar [Fe II] jet and H<sub>2</sub> outflow of TMC1A resolved with the JWST NIRSpec Integral Field Unit
The asymmetric bipolar [Fe II] jet and H<sub>2</sub> outflow of TMC1A resolved with the JWST NIRSpec Integral Field Unit Open
Context . Protostellar outflows exhibit large variations in their structure depending on the observed gas emission. To understand the origin of the observed variations, it is important to analyze the differences in the observed morphology …
View article: The Asymmetric Bipolar Fe II Jet and H2 Outflow of TMC1A Resolved with JWST's NIRSpec IFU
The Asymmetric Bipolar Fe II Jet and H2 Outflow of TMC1A Resolved with JWST's NIRSpec IFU Open
(abridged) Protostellar outflows exhibit large variations in their structure depending on the observed gas emission. This study analyzes the atomic jet and molecular outflow in the Class I protostar, TMC1A to characterize morphology and id…
View article: Early Planet Formation in Embedded Disks (eDisk). XIII. Aligned Disks with Nonsettled Dust around the Newly Resolved Class 0 Protobinary R CrA IRAS 32
Early Planet Formation in Embedded Disks (eDisk). XIII. Aligned Disks with Nonsettled Dust around the Newly Resolved Class 0 Protobinary R CrA IRAS 32 Open
Young protostellar binary systems, with expected ages less than ∼10 5 yr, are little modified since birth, providing key clues to binary formation and evolution. We present a first look at the young, Class 0 binary protostellar system R Cr…
View article: Episodicity in accretion-ejection processes associated with IRAS 15398-3359
Episodicity in accretion-ejection processes associated with IRAS 15398-3359 Open
Context . The protostar IRAS 15398-3359 is associated with a bipolar molecular outflow ejected in an nearly northeast-southwest (NE–SW) direction, which has been extensively studied. Previous episodic accretion events have been suggested b…
View article: Early Planet Formation in Embedded Disks (eDisk) XIII: Aligned Disks with Non-Settled Dust Around the Newly Resolved Class 0 Protobinary R CrA IRAS 32
Early Planet Formation in Embedded Disks (eDisk) XIII: Aligned Disks with Non-Settled Dust Around the Newly Resolved Class 0 Protobinary R CrA IRAS 32 Open
Young protostellar binary systems, with expected ages less than $\sim$10$^5$ years, are little modified since birth, providing key clues to binary formation and evolution. We present a first look at the young, Class 0 binary protostellar s…
View article: An Outbursting Protostar: The Environment of L1251 VLA 6
An Outbursting Protostar: The Environment of L1251 VLA 6 Open
Young protostars that undergo episodic accretion can provide insight into the impact on their circumstellar environments while matter is accreted from the disk onto the protostar. IRAS 22343+7501 is a four-component protostar system with o…
View article: Disentangling CO Chemistry in a Protoplanetary Disk Using Explanatory Machine-learning Techniques
Disentangling CO Chemistry in a Protoplanetary Disk Using Explanatory Machine-learning Techniques Open
Molecular abundances in protoplanetary disks are highly sensitive to the local physical conditions, including gas temperature, gas density, radiation field, and dust properties. Often multiple factors are intertwined, impacting the abundan…
View article: An Outbursting Protostar: The environment of L1251 VLA 6
An Outbursting Protostar: The environment of L1251 VLA 6 Open
Young protostars that undergo episodic accretion can provide insight into the impact on their circumstellar environments while matter is accreted from the disk onto the protostar. IRAS 22343+7501 is a four component protostar system with o…
View article: Disentangling CO Chemistry in a Protoplanetary Disk Using Explanatory Machine Learning Techniques
Disentangling CO Chemistry in a Protoplanetary Disk Using Explanatory Machine Learning Techniques Open
Molecular abundances in protoplanetary disks are highly sensitive to the local physical conditions, including gas temperature, gas density, radiation field, and dust properties. Often multiple factors are intertwined, impacting the abundan…
View article: Early Planet Formation in Embedded Disks (eDisk). X. Compact Disks, Extended Infall, and a Fossil Outburst in the Class I Oph IRS43 Binary
Early Planet Formation in Embedded Disks (eDisk). X. Compact Disks, Extended Infall, and a Fossil Outburst in the Class I Oph IRS43 Binary Open
We present the first results from the Early Planet Formation in Embedded Disks Atacama Large Millimeter/submillimeter Array Large Program toward Oph IRS43, a binary system of solar mass protostars. The 1.3 mm dust continuum observations re…
View article: Early Planet Formation in Embedded Disks (eDisk). XII. Accretion Streamers, Protoplanetary Disk, and Outflow in the Class I Source Oph IRS 63
Early Planet Formation in Embedded Disks (eDisk). XII. Accretion Streamers, Protoplanetary Disk, and Outflow in the Class I Source Oph IRS 63 Open
We present Atacama Large Millimeter/submillimeter Array (ALMA) observations of the Class I source Oph IRS 63 in the context of the Early Planet Formation in Embedded Disks large program. Our ALMA observations of Oph IRS 63 show a myriad of…
View article: Early Planet Formation in Embedded Disks (eDisk). VIII. A Small Protostellar Disk around the Extremely Low Mass and Young Class 0 Protostar IRAS 15398–3359
Early Planet Formation in Embedded Disks (eDisk). VIII. A Small Protostellar Disk around the Extremely Low Mass and Young Class 0 Protostar IRAS 15398–3359 Open
Protostellar disks are an ubiquitous part of the star formation process and the future sites of planet formation. As part of the Early Planet Formation in Embedded Disks large program, we present high angular resolution dust continuum (∼40…
View article: Early Planet Formation in Embedded Disks (eDisk) X: Compact Disks, Extended Infall, and a Fossil Outburst in the Class I Oph IRS43 Binary
Early Planet Formation in Embedded Disks (eDisk) X: Compact Disks, Extended Infall, and a Fossil Outburst in the Class I Oph IRS43 Binary Open
We present the first results from the Early Planet Formation in Embedded Disks (eDisk) ALMA Large Program toward Oph IRS43, a binary system of solar mass protostars. The 1.3 mm dust continuum observations resolve a compact disk, ~6au radiu…
View article: Early Planet Formation in Embedded Disks (eDisk) XII: Accretion streamers, protoplanetary disk, and outflow in the Class I source Oph IRS63
Early Planet Formation in Embedded Disks (eDisk) XII: Accretion streamers, protoplanetary disk, and outflow in the Class I source Oph IRS63 Open
We present ALMA observations of the Class I source Oph IRS63 in the context of the Early Planet Formation in Embedded Disks (eDisk) large program. Our ALMA observations of Oph IRS63 show a myriad of protostellar features, such as a shell-l…
View article: Early Planet Formation in Embedded Disks (eDisk). VIII. A Small Protostellar Disk around the Extremely Low-Mass and Young Class 0 Protostar, IRAS 15398-3359
Early Planet Formation in Embedded Disks (eDisk). VIII. A Small Protostellar Disk around the Extremely Low-Mass and Young Class 0 Protostar, IRAS 15398-3359 Open
Protostellar disks are a ubiquitous part of the star formation process and the future sites of planet formation. As part of the Early Planet Formation in Embedded Disks (eDisk) large program, we present high-angular resolution dust continu…
View article: Quantum beats in two-color photoionization to the spin-orbit split continuum of Ar
Quantum beats in two-color photoionization to the spin-orbit split continuum of Ar Open
We report a study of the quantum beats in two-color photoionization of argon. An attosecond extreme ultraviolet pulse train prepares an electronic wave packet of definite odd parity, with total angular momentum J = 1, targeting the states …
View article: Linking ice and gas in the Coronet cluster in Corona Australis
Linking ice and gas in the Coronet cluster in Corona Australis Open
Context. During the journey from the cloud to the disc, the chemical composition of the protostellar envelope material can be either preserved or processed to varying degrees depending on the surrounding physical environment. Aims. This wo…
View article: Linking ice and gas in the Coronet cluster in Corona Australis
Linking ice and gas in the Coronet cluster in Corona Australis Open
During the journey from the cloud to the disc, the chemical composition of the protostellar envelope material can be either preserved or processed to varying degrees depending on the surrounding physical environment. This works aims to con…
View article: Index
Index Open
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View article: Lessons Learned
Lessons Learned Open
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View article: Organizing ALMA
Organizing ALMA Open
The organization of the joint millimeter array project, now called ALMA, is presented from its informal beginnings to the ALMA Coordinating Committee and ALMA Board. The issues discussed by these bodies are presented for a selection of sig…
View article: Construction and Inauguration
Construction and Inauguration Open
The construction of ALMA on its remote site is described in this chapter. The relationship between ALMA and the local indigenous communities is presented. The narrative ends with the inauguration ceremony.
View article: What Now?
What Now? Open
This chapter begins with the demise of the 25 Meter Telescope proposal. The subsequent actions of the US millimeter astronomy community and the National Science Foundation lead to the formation of a committee to advise on the next steps. T…