Outputs (521)

SCUBA-2 Ultra Deep Imaging EAO Survey (STUDIES). V. Confusion-limited Submillimeter Galaxy Number Counts at 450 μ m and Data Release for the COSMOS Field (2024)
Journal Article
Gao, Z.-K., Lim, C.-F., Wang, W.-H., Chen, C.-C., Smail, I., Chapman, S. C., Zheng, X. Z., Shim, H., Kodama, T., Ao, Y., Chang, S.-Y., Clements, D. L., Dunlop, J. S., Ho, L. C., Hsu, Y.-H., Hwang, C.-Y., Hwang, H. S., Koprowski, M. P., Scott, D., Serjeant, S., …Urquhart, S. A. (2024). SCUBA-2 Ultra Deep Imaging EAO Survey (STUDIES). V. Confusion-limited Submillimeter Galaxy Number Counts at 450 μ m and Data Release for the COSMOS Field. The Astrophysical Journal, 971(1), 117. https://doi.org/10.3847/1538-4357/ad53c1

We present confusion-limited SCUBA-2 450 μm observations in the COSMOS-CANDELS region as part of the James Clerk Maxwell Telescope Large Program SCUBA-2 Ultra Deep Imaging EAO Survey. Our maps at 450 and 850 μm cover an area of 450 arcmin2. We achiev... Read More about SCUBA-2 Ultra Deep Imaging EAO Survey (STUDIES). V. Confusion-limited Submillimeter Galaxy Number Counts at 450 μ m and Data Release for the COSMOS Field.

MeerKAT observations of starburst galaxies and AGNs within the core of XMMXCS J2215.9−1738 at z  = 1.46 (2024)
Journal Article
Klutse, D. Y., Hilton, M., Heywood, I., Smail, I., Swinbank, A. M., Knowles, K., & Sikhosana, S. P. (2024). MeerKAT observations of starburst galaxies and AGNs within the core of XMMXCS J2215.9−1738 at z  = 1.46. Monthly Notices of the Royal Astronomical Society, 532(2), 2842-2859. https://doi.org/10.1093/mnras/stae1640

KAOSS: turbulent, but disc-like kinematics in dust-obscured star-forming galaxies at z ∼ 1.3–2.6 (2024)
Journal Article
Birkin, J. E., Puglisi, A., Swinbank, A. M., Smail, I., An, F. X., Chapman, S. C., …van der Werf, P. (2024). KAOSS: turbulent, but disc-like kinematics in dust-obscured star-forming galaxies at z ∼ 1.3–2.6. Monthly Notices of the Royal Astronomical Society, 531(1), 61-83. https://doi.org/10.1093/mnras/stae1089

We present spatially resolved kinematics of 27 ALMA-identified dust-obscured star-forming galaxies (DSFGs) at z ∼ 1.3–2.6, as traced by Hα emission using VLT/KMOS near-infrared integral field spectroscopy from the ‘KMOS-ALMA Observations of Submillim... Read More about KAOSS: turbulent, but disc-like kinematics in dust-obscured star-forming galaxies at z ∼ 1.3–2.6.

ALMA Lensing Cluster Survey: Full Spectral Energy Distribution Analysis of z ∼ 0.5–6 Lensed Galaxies Detected with millimeter Observations (2024)
Journal Article
Uematsu, R., Ueda, Y., Kohno, K., Toba, Y., Yamada, S., Smail, I., …Sun, F. (2024). ALMA Lensing Cluster Survey: Full Spectral Energy Distribution Analysis of z ∼ 0.5–6 Lensed Galaxies Detected with millimeter Observations. Astrophysical Journal, 965(2), Article 108. https://doi.org/10.3847/1538-4357/ad26f7

Sub/millimeter galaxies are a key population for the study of galaxy evolution because the majority of star formation at high redshifts occurred in galaxies deeply embedded in dust. To search for this population, we have performed an extensive survey... Read More about ALMA Lensing Cluster Survey: Full Spectral Energy Distribution Analysis of z ∼ 0.5–6 Lensed Galaxies Detected with millimeter Observations.

Obscured star formation in clusters at z = 1.6–2.0: massive galaxy formation and the reversal of the star formation–density relation (2024)
Journal Article
Smail, I. (2024). Obscured star formation in clusters at z = 1.6–2.0: massive galaxy formation and the reversal of the star formation–density relation. Monthly Notices of the Royal Astronomical Society, 529(3), 2290-2308. https://doi.org/10.1093/mnras/stae692

Clusters of galaxies at z 
 1 are expected to be increasingly active sites of star formation. To test this, an 850 m survey was undertaken of eight clusters at z = 1.6–2.0 using SCUBA-2 on the James Clerk Maxwell Telescope. Mid-infrared properties w... Read More about Obscured star formation in clusters at z = 1.6–2.0: massive galaxy formation and the reversal of the star formation–density relation.

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 (2024)
Journal Article
Liao, C., Chen, C., Wang, W., Smail, I., Ao, Y., Chapman, S. C., …Zhao, Y. (2024). 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. Astrophysical Journal, 961(2), Article 226. https://doi.org/10.3847/1538-4357/ad148c

We report the physical properties of the 18 brightest (S 870 μm = 12.4–19.2 mJy) and not strongly lensed 870 μm–selected dusty star-forming galaxies (DSFGs), also known as submillimeter galaxies (SMGs), in the COSMOS field. This sample is part of an... Read More about 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.

Hidden Giants in JWST's PEARLS: An Ultramassive z = 4.26 Submillimeter Galaxy that Is Invisible to HST (2023)
Journal Article
Smail, I., Dudzevičiūtė, U., Gurwell, M., Fazio, G. G., Willner, S. P., Swinbank, A. M., Arumugam, V., Summers, J., Cohen, S. H., Jansen, R. A., Windhorst, R. A., Meena, A., Zitrin, A., Keel, W. C., Cheng, C., Coe, D., Conselice, C. J., D’Silva, J. C. J., Driver, S. P., Frye, B., …Yun, M. (2023). Hidden Giants in JWST's PEARLS: An Ultramassive z = 4.26 Submillimeter Galaxy that Is Invisible to HST. Astrophysical Journal, 958(1), 36. https://doi.org/10.3847/1538-4357/acf931

We present a multiwavelength analysis using the Submillimeter Array (SMA), James Clerk Maxwell Telescope, NOEMA, JWST, the Hubble Space Telescope (HST), and the Spitzer Space Telescope of two dusty strongly star-forming galaxies, 850.1 and 850.2, see... Read More about Hidden Giants in JWST's PEARLS: An Ultramassive z = 4.26 Submillimeter Galaxy that Is Invisible to HST.

PEARLS: Near-infrared Photometry in the JWST North Ecliptic Pole Time Domain Field * * Partly based on observations taken with the MMT, a joint facility operated by the University of Arizona and the Smithsonian Institution. (2023)
Journal Article
Willmer, C. N. A., Ly, C., Kikuta, S., Kattner, S. A., Jansen, R. A., Cohen, S. H., …Grogin, N. A. (2023). PEARLS: Near-infrared Photometry in the JWST North Ecliptic Pole Time Domain Field * * Partly based on observations taken with the MMT, a joint facility operated by the University of Arizona and the Smithsonian Institution. Astrophysical Journal Supplement, 269(1), Article 21. https://doi.org/10.3847/1538-4365/acf57d

We present near-infrared (NIR) ground-based Y, J, H, and K imaging obtained in the James Webb Space Telescope (JWST) North Ecliptic Pole Time Domain Field (NEP TDF) using the MMT-Magellan Infrared Imager and Spectrometer on the MMT. These new observa... Read More about PEARLS: Near-infrared Photometry in the JWST North Ecliptic Pole Time Domain Field * * Partly based on observations taken with the MMT, a joint facility operated by the University of Arizona and the Smithsonian Institution..

VLA Legacy Survey of Molecular Gas in Massive Star-forming Galaxies at High Redshift (2023)
Journal Article
Castillo, M. F., Hodge, J., Rybak, M., van der Werf, P., Smail, I., Birkin, J. E., Chen, C.-C., Chapman, S. C., Hill, R., del P.Lagos, C., Liao, C.-L., da Cunha, E., Rivera, G. C., Chen, J., Jiménez-Andrade, E., Murphy, E. J., Scott, D., Swinbank, A., Walter, F., Ivison, R., & Dannerbauer, H. (2023). VLA Legacy Survey of Molecular Gas in Massive Star-forming Galaxies at High Redshift. Astrophysical Journal, 945(2), Article 128. https://doi.org/10.3847/1538-4357/acb931

We present the initial results of an ongoing survey with the Karl G. Jansky Very Large Array targeting the CO(J = 1–0) transition in a sample of 30 submillimeter-selected, dusty star-forming galaxies (SFGs) at z = 2–5 with existing mid-J CO detection... Read More about VLA Legacy Survey of Molecular Gas in Massive Star-forming Galaxies at High Redshift.

The JCMT SCUBA-2 Survey of the James Webb Space Telescope North Ecliptic Pole Time-Domain Field (2023)
Journal Article
Hyun, M., Im, M., Smail, I. R., Cotton, W. D., Birkin, J. E., Kikuta, S., Shim, H., Willmer, C. N., Condon, J. J., Windhorst, R. A., Cohen, S. H., Jansen, R. A., Ly, C., Matsuda, Y., Fazio, G. G., Swinbank, A., & Yan, H. (2023). The JCMT SCUBA-2 Survey of the James Webb Space Telescope North Ecliptic Pole Time-Domain Field. Astrophysical Journal Supplement, 264(1), Article 19. https://doi.org/10.3847/1538-4365/ac9bf4

The James Webb Space Telescope Time-Domain Field (JWST-TDF) is an ∼14′ diameter field near the North Ecliptic Pole that will be targeted by one of the JWST Guaranteed Time Observations programs. Here, we describe our James Clerk Maxwell Telescope SCU... Read More about The JCMT SCUBA-2 Survey of the James Webb Space Telescope North Ecliptic Pole Time-Domain Field.