activity
20202026
most citedALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): I. Detection of New Hot Corinos with ACA

28 citations · 61 across the 18 of their papers we have counts for

collaborators

18 papers

astro-ph.GA2026

Observations of DNC and DCO toward the -shaped Filament and Starless Cores in the Orion Molecular Clouds

Ken'ichi Tatematsu, Atsushi Nishimura, Hideo Ogawa +25

Although the deuterium fraction is known to be a powerful evolutionary tracer, its variation within individual molecular cloud cores is still poorly understood. The northern …

astro-ph.GA2026

A Monopolar Jet from Protostar HOPS 10: Evidence for Asymmetric Magnetized Launching

Somnath Dutta

A fundamental challenge in star formation is understanding how a protostar accretes mass from its circumstellar disk while removing excess angular momentum. Protostellar jets are w…

astro-ph.GA2025

ALMASOP: Inner-Envelope Structures of Protostars Driving Nascent Jets

Somnath Dutta, Chin-Fei Lee, Naomi Hirano +15

Protostellar jets provide valuable insight into the evolutionary stage and formation history of star-forming cores in their earliest phases. We investigated the inner envelope stru…

astro-ph.GA2025★ 1 cited

Jets in Low-Mass Protostars

Somnath Dutta

Jets and outflows are key components of low-mass star formation, regulating accretion and shaping the surrounding molecular clouds. These flows, traced by molecular species at (sub…

astro-ph.GA2025★ 4 cited

Molecular Jets from an Evolved Protostar: Insights from JWST-ALMA Synergy

Somnath Dutta

The combination of ALMA submillimeter and JWST/MIRI mid-infrared observations offers a transformative view of protostellar jets and outflows by probing cold and warm gas components…

astro-ph.GA2025

ALMASOP. A Rotating Feature Rich in Complex Organic Molecules in a Protostellar Core

Shih-Ying Hsu, Chin-Fei Lee, Doug Johnstone +25

Interstellar complex organic molecules (COMs) in solar-like young stellar objects (YSOs), particularly within protostellar disks, are of significant interest due to their potential…

astro-ph.SR2025

Dynamic Photometric Variability in Three Young Brown Dwarfs in Taurus: Detection of Optical Flares with TESS data

Samrat Ghosh, Soumen Mondal, Somnath Dutta +4

We present -band time-series photometric variability studies of three known nearby ( 140 pc) and young ( 1 Myr) brown dwarfs (BD) in the Taurus star-forming region…

astro-ph.GA2025

Research on the Interstellar Medium and Star Formation in the Galaxy: An Indian Perspective

Bhaswati Mookerjea, Maheswar G., Kinsuk Acharyya +24

Although the star formation process has been studied for decades, many important aspects of the physics involved remain unsolved. Recent advancement of instrumentation in the infra…

astro-ph.SR2024★ 10 cited

ALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): Nested Morphological and Kinematic Structures of Outflows Revealed in SiO and CO Emission

Chun-Fan Liu, Hsien Shang, Doug Johnstone +22

The Atacama Large Millimeter/submillimeter Array Survey of Orion Planck Galactic Cold Clumps (ALMASOP) reveals complex nested morphological and kinematic features of molecular outf…

astro-ph.SR2024

Multiple Components of the Outflow in the Protostellar System HH 212: Outer Outflow Shell, Rotating Wind, Shocked Wind, and Jet

J. A. López-Vázquez, Chin-Fei Lee, Hsien Shang +8

We present the Atacama Large Millimeter/submillimeter Array Band 7 observations of the CO (J=3-2) line emission of the protostellar system HH 212 at 24 au spatial resolution…

astro-ph.SR2024★ 1 cited

ALMASOP. The Localized and Chemically rich Features near the Bases of the Protostellar Jet in HOPS 87

Shih-Ying Hsu, Chin-Fei Lee, Sheng-Yuan Liu +24

HOPS 87 is a Class 0 protostellar core known to harbor an extremely young bipolar outflow and a hot corino. We report the discovery of localized, chemically rich regions near the b…

astro-ph.GA2023

The first Ka-band (26.1-35 GHz) blind line survey towards Orion KL

Xunchuan Liu, Tie Liu, Zhiqiang Shen +30

We conducted a Ka-band (26.1--35 GHz) line survey towards Orion KL using the TianMa 65-m Radio Telescope (TMRT). It is the first blind line survey in the Ka band, and achieves a se…

astro-ph.GA2023

ALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): Discovery of an extremely dense and compact object embedded in the prestellar core G208.68-19.92-N2

Naomi Hirano, Dipen Sahu, Sheng-Yaun Liu +19

The internal structure of the prestellar core G208.68-19.02-N2 (G208-N2) in the Orion Molecular Cloud 3 (OMC-3) region has been studied with the Atacama Large Millimeter/submillime…

astro-ph.GA2023

ALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): The Warm-Envelope Origin of Hot Corinos

Shih-Ying Hsu, Sheng-Yuan Liu, Doug Johnstone +24

Hot corinos are of great interest due to their richness in interstellar complex organic molecules (COMs) and the consequent potential prebiotic connection to solar-like planetary s…

astro-ph.GA2023★ 1 cited

Episodic Accretion in Protostars -- An ALMA Survey of Molecular Jets in the Orion Molecular Cloud

Somnath Dutta, Chin-Fei Lee, Doug Johnstone +20

Protostellar outflows and jets are almost ubiquitous characteristics during the mass accretion phase, and encode the history of stellar accretion, complex-organic molecule (COM) fo…

astro-ph.GA2023★ 3 cited

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…

astro-ph.GA2022★ 13 cited

ALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): How do dense core properties affect the multiplicity of protostars?

Qiuyi Luo, Tie Liu, Kenichi Tatematsu +34

During the transition phase from a prestellar to a protostellar cloud core, one or several protostars can form within a single gas core. The detailed physical processes of this tra…

astro-ph.SR2020★ 28 cited

ALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): I. Detection of New Hot Corinos with ACA

Shih-Ying Hsu, Sheng-Yuan Liu, Tie Liu +29

We report the detection of four new hot corino sources, G211.47-19.27S, G208.68-19.20N1, G210.49-19.79W and G192.12-11.10 from a survey study of Planck Galactic Cold Clumps in the…