papers

Publications (21)

astro-ph.GA2018

A First Look at BISTRO Observations of The Oph-A core

Jungmi Kwon, Yasuo Doi, Motohide Tamura +119

We present 850 m imaging polarimetry data of the Oph-A core taken with the Submillimeter Common-User Bolometer Array-2 (SCUBA-2) and its polarimeter (POL-2), as part of ou…

astro-ph.GA2025

Near-Infrared Spectroscopy with IGRINS-2 for Studying Multiple Stellar Populations in Globular Clusters

Dongwook Lim, Young-Wook Lee, Sol Yun +53

Recent advancements in near-infrared (NIR) spectroscopy have opened new opportunities for studying multiple stellar populations in globular clusters (GCs), particularly for newly d…

astro-ph.IM2020

Commissioning of Namakanui on the JCMT

Izumi Mizuno, Per Friberg, Ryan Berthold +39

Namakanui is an instrument containing three inserts in an ALMA type Dewar. The three inserts are Alaihi, Uu and Aweoweo operating around 86, 230 and 345GHz. The receiver is being c…

astro-ph.GA2021

Revealing the diverse magnetic field morphologies in Taurus dense cores with sensitive sub-millimeter polarimetry

Chakali Eswaraiah, Di Li, Ray S. Furuya +142

We have obtained sensitive dust continuum polarization observations at 850 m in the B213 region of Taurus using POL-2 on SCUBA-2 at the James Clerk Maxwell Telescope (JCMT), as…

astro-ph.GA2024

The JCMT BISTRO Survey: The Magnetic Fields of the IC 348 Star-forming Region

Youngwoo Choi, Woojin Kwon, Kate Pattle +150

We present 850 m polarization observations of the IC 348 star-forming region in the Perseus molecular cloud as part of the B-fields In STar-forming Region Observation (BISTRO)…

astro-ph.SR2020

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…

astro-ph.GA2021

OMC-1 dust polarisation in ALMA Band 7: Diagnosing grain alignment mechanisms in the vicinity of Orion Source I

Kate Pattle, Shih-Ping Lai, Melvyn Wright +22

We present ALMA Band 7 polarisation observations of the OMC-1 region of the Orion molecular cloud. We find that the polarisation pattern observed in the region is likely to have be…

astro-ph.GA2024

Feeding Hidden Monsters: a Super-Eddington accreting Black Hole ~1.5 Gyr after the Big Bang

Hyewon Suh, Julia Scharwächter, Emanuele Paolo Farina +13

Recent James Webb Space Telescope (JWST) observations have revealed a surprisingly abundant population of faint, dusty active galactic nuclei (AGNs) at z~4-7. Together with the pre…

astro-ph.GA2023

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…

astro-ph.EP2025

An Early Look at the Performance of IGRINS-2 at Gemini-North with Application to the ultrahot Jupiter, WASP-33 b

Yeon-Ho Choi, Ueejeong Jeong, Jae-Joon Lee +56

Ground-based high-resolution spectroscopy enables precise molecular detections and velocity-resolved atmospheric dynamics, offering a distinct advantage over low-resolution methods…

astro-ph.IM2024

Towards quantum-enhanced long-baseline optical/near-IR interferometry

Jayadev K. Rajagopal, Ryan M. Lau, Isack Padilla +10

Microarcsecond resolutions afforded by an optical-NIR array with kilometer-baselines would enable breakthrough science. However significant technology barriers exist in transportin…

astro-ph.GA2024

A Tale of Three: Magnetic Fields along the Orion Integral-Shaped Filament as Revealed by JCMT BISTRO survey

Jintai Wu, Keping Qiu, Frederick Poidevin +152

As part of the BISTRO survey, we present JCMT 850 m polarimetric observations towards the Orion Integral-Shaped Filament (ISF) that covers three portions known as OMC-1, OMC-2,…

astro-ph.GA2024

JCMT 850 $\micron$ continuum observations of density structures in the G35 molecular complex

Xianjin Shen, Hong-Li Liu, Zhiyuan Ren +32

Filaments are believed to play a key role in high-mass star formation. We present a systematic study of the filaments and their hosting clumps in the G35 molecular complex using JC…

astro-ph.GA2022

The JCMT BISTRO Survey: A Spiral Magnetic Field in a Hub-filament Structure, Monoceros R2

Jihye Hwang, Jongsoo Kim, Kate Pattle +157

We present and analyze observations of polarized dust emission at 850 m towards the central 1 pc 1 pc hub-filament structure of Monoceros R2 (Mon R2). The data are obt…

astro-ph.GA2018

Magnetic fields towards Ophiuchus-B derived from SCUBA-2 polarization measurements

Archana Soam, Kate Pattle, Derek Ward-Thompson +121

We present the results of dust emission polarization measurements of Ophiuchus-B (Oph-B) carried out using the Submillimetre Common-User Bolometer Array 2 (SCUBA-2) camera with its…

astro-ph.HE2021

The Variability of the Black-Hole Image in M87 at the Dynamical Time Scale

Kaushik Satapathy, Dimitrios Psaltis, Feryal Ozel +235

The black-hole images obtained with the Event Horizon Telescope (EHT) are expected to be variable at the dynamical timescale near their horizons. For the black hole at the center o…

astro-ph.IM2020

Implementing Remote Observing at the JCMT

Harriet Parsons, Jessica Dempsey, Dan Bintley +18

The James Clerk Maxwell Telescope (JCMT) is the largest single dish telescope in the world focused on sub-millimeter astronomy - and it remains at the forefront of sub-millimeter d…

astro-ph.GA2023

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 t…

astro-ph.GA2022

The JCMT BISTRO-2 Survey: Magnetic Fields of the Massive DR21 Filament

Tao-Chung Ching, Keping Qiu, Di Li +154

We present 850 m dust polarization observations of the massive DR21 filament from the B-fields In STar-forming Region Observations (BISTRO) survey, using the POL-2 polarimeter…

astro-ph.GA2020

Observations of magnetic fields surrounding LkH 101 taken by the BISTRO survey with JCMT-POL-2

Nguyen Bich Ngoc, Pham Ngoc Diep, Harriet Parsons +146

We report the first high spatial resolution measurement of magnetic fields surrounding LkH 101, a part of the Auriga-California molecular cloud. The observations were taken wit…

astro-ph.GA2017

First results from BISTRO -- a SCUBA-2 polarimeter survey of the Gould Belt

Derek Ward-Thompson, Kate Pattle, Pierre Bastien +111

We present the first results from the B-fields In STar-forming Region Observations (BISTRO) survey, using the Sub-millimetre Common-User Bolometer Array 2 (SCUBA-2) camera, with it…