activity
20202026
most citedThe Structure of Massive Star-Forming Galaxies from JWST and ALMA: Dusty, High Redshift Disk Galaxies

39 citations · 101 across the 18 of their papers we have counts for

collaborators
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17 papers · 1 filter

astro-ph.GA2026

A massive barred spiral galaxy at z = 5.102 discovered by JWST

Xiaohan Wang, Fengwu Sun, Yoshihisa Asada +21

We report M1149-BSG-z5, a barred spiral galaxy at , identified in the parallel field of MACS J1149+2223 with JWST and HST. M1149-BSG-z5 is the highest redshift barred ga…

astro-ph.GA2025

The Stellar Morphology & Size of X-ray-selected Active Galactic Nuclei Host Galaxies Revealed by JWST

Bovornpratch Vijarnwannaluk, Zhen-Kai Gao, Wei-Hao Wang +19

We investigate the stellar shape and size-mass relationship of X-ray selected Active Galactic Nuclei (AGN) host galaxies using the high-angular resolution and deep sensitivity in t…

astro-ph.GA2025★ 2 cited

REBELS-IFU: on the origin of the elevated [OIII]/[CII] ratios in the early Universe

Hiddo Algera, Lucie Rowland, Renske Smit +26

We present new ALMA [OIII] observations of eight previously [CII]-detected galaxies at . Six of our targets -- the primary sample -- are…

astro-ph.GA2025

Unveiling a Population of Strong Galaxy-Galaxy Lensed Faint Dusty Star-Forming Galaxies

Ting-Kai Yang, Chian-Chou Chen, Zhen-Kai Gao +10

The measurements of the number density of galaxy-galaxy strong lenses can be used to put statistical constraints on the foreground mass distributions. Dusty galaxies uncovered in s…

astro-ph.GA2025

GNHeII J1236+6215: A He II 1640 emitting and potentially LyC leaking galaxy at = 2.9803 unveiled through JWST & Keck observations

Chayan Mondal, Kanak Saha, Anshuman Borgohain +6

He II 1640 emission in galaxies indicates the presence of sources that produce extreme ionizing photons. Here, we report the discovery of a He II 1640 emitting galaxy, GNHeII…

astro-ph.GA2025

Medium-band Astrophysics with the Grism of NIRCam In Frontier fields (MAGNIF): Spectroscopic Census of H Luminosity Functions and Cosmic Star Formation at and 6.3

Shuqi Fu, Fengwu Sun, Linhua Jiang +35

We measure H luminosity functions (LFs) at redshifts and 6.3 using the JWST MAGNIF (Medium-band Astrophysics with the Grism of NIRCam In Frontier fields) survey. MA…

astro-ph.GA2025

ALMA/SCUBA-2 COSMOS Survey: Properties of X-ray- and SED-selected AGNs in Bright Submillimeter Galaxies

Ryosuke Uematsu, Yoshihiro Ueda, David M. Alexander +11

We investigate the properties of active galactic nuclei (AGNs) in the brightest submillimeter galaxies (SMGs) in the COSMOS field. We utilize the bright sample of ALMA/SCUBA-2 COSM…

astro-ph.GA2024★ 5 cited

Behind the dust veil: A panchromatic view of an optically dark galaxy at z=4.82

Nikolaj B. Sillassen, Shuowen Jin, Georgios E. Magdis +30

Optically dark dusty star-forming galaxies (DSFGs) play an essential role in massive galaxy formation at early cosmic time, however their nature remains elusive. Here we present a…

astro-ph.GA2024★ 1 cited

The Radio Galaxy Environment Reference Survey (RAGERS): a submillimetre study of the environments of massive radio-quiet galaxies at

Thomas M. Cornish, Julie L. Wardlow, Thomas R. Greve +15

Measuring the environments of massive galaxies at high redshift is crucial to understanding galaxy evolution and the conditions that gave rise to the distribution of matter we see…

astro-ph.GA2024

The RAdio Galaxy Environment Reference Survey (RAGERS): Evidence of an anisotropic distribution of submillimeter galaxies in the 4C 23.56 protocluster at z=2.48

Dazhi Zhou, Thomas R. Greve, Bitten Gullberg +41

High-redshift radio(-loud) galaxies (HRGs) are massive galaxies with powerful radio-loud active galactic nuclei (AGNs) and serve as beacons for protocluster identification. Howe…

astro-ph.GA2024

JWST view of four infant galaxies at z=8.31-8.49 in the MACS0416 field and implications for reionization

Zhiyuan Ma, Bangzheng Sun, Cheng Cheng +34

New JWST/NIRCam wide-field slitless spectroscopy provides redshifts for four z>8 galaxies located behind the lensing cluster MACS J0416.1-2403. Two of them, "Y1" and "JD", have pre…

astro-ph.GA2024★ 39 cited

The Structure of Massive Star-Forming Galaxies from JWST and ALMA: Dusty, High Redshift Disk Galaxies

Steven Gillman, Ian Smail, Bitten Gullberg +15

We present an analysis of the JWST NIRCam and MIRI morphological properties of 80 massive (=11.20.1) dusty star-forming galaxies at 2.7$^{+…

astro-ph.GA2024

Identification of 40 gravitationally magnified stars in a galaxy at redshift of 0.725

Yoshinobu Fudamoto, Fengwu Sun, Jose M. Diego +44

Strong gravitational magnifications enable to detect faint background sources, resolve their internal structures, and even identify individual stars in distant galaxies. Highly mag…

astro-ph.GA2023★ 28 cited

An ALMA Spectroscopic Survey of the Brightest Submillimeter Galaxies in the SCUBA-2-COSMOS Field (AS2COSPEC): Physical Properties of z=2-5 Ultra- and Hyperluminous Infrared Galaxies

Cheng-Lin Liao, Chian-Chou Chen, Wei-Hao Wang +11

We report physical properties of the brightest (-mJy) and not strongly lensed 18 870m selected dusty star-forming galaxies (DSFGs), also known as…

astro-ph.GA2023★ 5 cited

MAGNIF: A Tentative Lensed Rotating Disk at detected by JWST NIRCam WFSS with Dynamical Forward Modeling

Zihao Li, Zheng Cai, Fengwu Sun +39

We report galaxy MACS0416-Y3 behind the lensing cluster MACSJ0416.1--2403 as a tentative rotating disk at detected through its [OIII] emission in JWST NIRCam…

astro-ph.GA2022★ 1 cited

JWST sneaks a peek at the stellar morphology of submillimeter galaxies: Bulge formation at cosmic noon

Chian-Chou Chen, Zhen-Kai Gao, Qi-Ning Hsu +5

We report morphological analyses of seven submillimeter galaxies (SMGs) at using the JWST NIRCam images taken as part of the public CEERS and PRIMER surveys. Through two-d…

astro-ph.GA2020★ 19 cited

SCUBA-2 Ultra Deep Imaging EAO Survey (STUDIES) IV: Spatial clustering and halo masses of 450-m-selected sub-millimeter galaxies

Chen-Fatt Lim, Chian-Chou Chen, Ian Smail +22

We analyze an extremely deep 450-m image (\,mJy\,beam) of a \,arcmin area in the CANDELS/COSMOS field as part of the SCUBA-2 Ultra Deep Imaging…