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ALMA Deep Field in SSA22: Reconstructed [CII] Luminosity Function at z = 6
Natsuki H. Hayatsu, Rob J. Ivison, Paola Andreani +19
The ADF22 line survey reported detections of two high- line-emitting source candidates above 6-, both of which were shown to be spurious after follow-up observations. We inve…
Formation of Substructure in Luminous Submillimeter Galaxies (FOSSILS): Evidence of Multiple Pathways to Trigger Starbursts in Luminous Submillimeter Galaxies
Ryota Ikeda, Daisuke Iono, Ken-ichi Tadaki +19
We present an analysis of rest-frame optical and far-infrared continuum emission in three luminous submillimeter galaxies (SMGs) at . The SMGs are spatial…
ADF22+: a declining faint end in the far-infrared luminosity function in the SSA22 protocluster at z=3.09
Shuo Huang, Hideki Umehata, Ian Smail +6
Protoclusters represent the densest regions of cosmic large-scale structure in the early universe and are the environment where present-day massive elliptical galaxies are assemble…
Large molecular and dust reservoir of a gravitationally-lensed submillimeter galaxy behind the Lupus-I molecular cloud
Yoichi Tamura, Akio Taniguchi, Tom J. L. C. Bakx +14
We report the Australian Telescope Compact Array and Nobeyama 45 m telescope detection of a remarkably bright = 44 mJy) submillimeter galaxy MM J154506.4-344318…
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…
The properties of the interstellar medium in dusty, star-forming galaxies at : The shape of the CO spectral line energy distributions
Dominic J. Taylor, A. M. Swinbank, Ian Smail +15
The molecular gas in the interstellar medium (ISM) of star-forming galaxy populations exhibits diverse physical properties. We investigate the CO excitation of twelve dusty,…
Measuring 60-pc-scale Star Formation Rate of the Nearby Seyfert Galaxy NGC 1068 with ALMA, HST, VLT/MUSE, and VLA
Yuzuki Nagashima, Toshiki Saito, Soh Ikarashi +7
Star formation rate (SFR) is a fundamental parameter for describing galaxies and inferring their evolutionary course. HII regions yield the best measure of instantaneous SFR in gal…
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$^{+…
A Comparative Study of the Ground State Transitions of CO and [C I] as Molecular Gas Tracers at High Redshift
Marta Frias Castillo, Matus Rybak, Jacqueline A. Hodge +22
The CO(1--0) and [\ion{C}{1}](1--0) emission lines are well-established tracers of cold molecular gas mass in local galaxies. At high redshift, where the interstellar medium (ISM)…
NOEMA confirmation of an optically dark ALMA-AzTEC submillimetre galaxy at . A late-stage starburst prior to quenching
Soh Ikarashi, R. J. Ivison, William I. Cowley +1
We have obtained 1 and 3 mm spectral scans of ASXDF1100.053.1 using NOEMA. ASXDF1100.053.1 is an unlensed optically dark millimetre-bright SMG with (), which…
ALMA Observations of Lyman-alpha Blob 1: Multiple major-mergers and widely distributed interstellar media
Hideki Umehata, Ian Smail, Charles C. Steidel +11
We present observations of a giant Lyman-alpha blob in the SSA22 proto-cluster at z=3.1, SSA22-LAB1, taken with the Atacama Large Millimeter/submillimeter Array (ALMA). Dust contin…
Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). XIII. Large-scale Feedback and Star Formation in a Low-Luminosity Quasar at z = 7.07 on the Local Black Hole to Host Mass Relation
Takuma Izumi, Yoshiki Matsuoka, Seiji Fujimoto +22
We present ALMA [CII] 158 m line and underlying far-infrared (FIR) continuum emission observations ( resolution) toward HSC J124353.93010038.5 (J1243…
An ALMA survey of the SCUBA-2 Cosmology Legacy SurveyUKIDSS/UDS Field: Halo Masses for Submillimetre Galaxies
S. M. Stach, I. Smail, A. Amvrosiadis +14
We present an analysis of the spatial clustering of a large sample of high-resolution, interferometically identified, submillimetre galaxies (SMGs). We measure the projected cross-…
Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs) XII. Extended [C II] Structure (Merger or Outflow) in a z = 6.72 Red Quasar
Takuma Izumi, Masafusa Onoue, Yoshiki Matsuoka +31
We present ALMA [C II] 158 m line and far-infrared (FIR) continuum emission observations toward HSC J120505.09000027.9 (J12050000) at with the beam size of $\si…
FIR-luminous [CII] emitters in the ALMA-SCUBA-2 COSMOS survey (AS2COSMOS): The nature of submillimeter galaxies in a 10 comoving Mpc-scale structure at z~4.6
Ikki Mitsuhashi, Yuichi Matsuda, Ian Smail +20
We report the discovery of a 10 comoving Mpc-scale structure traced by massive submillimeter galaxies (SMGs) at z~4.6. These galaxies are selected from an emission line search of A…
An ALMA survey of the S2CLS UDS field: Optically invisible submillimetre galaxies
Ian Smail, U. Dudzevičiūtė, S. M. Stach +16
We analyse a robust sample of 30 near-infrared-faint (K>25.3, 5 sigma) submillimetre galaxies selected across a 0.96 deg^2 field, to investigate their properties and the cause of t…
An ALMA/NOEMA survey of the molecular gas properties of high-redshift star-forming galaxies
Jack E. Birkin, Axel Weiss, J. L. Wardlow +18
We present a survey of the molecular gas in 61 submillimetre galaxies (SMGs) selected from 870m continuum surveys of the COSMOS, UDS and ECDFS fields, using the Atacama Large Mi…
An ALMA survey of the brightest sub-millimetre sources in the SCUBA-2 COSMOS field
J. M. Simpson, Ian Smail, U. Dudzeviciute +19
We present an ALMA study of the ~180 brightest sources in the SCUBA-2 map of the COSMOS field from the S2COSMOS survey, as a pilot study for AS2COSMOS - a full survey of the ~1,000…
Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs) VIII. A less biased view of the early co-evolution of black holes and host galaxies
Takuma Izumi, Masafusa Onoue, Yoshiki Matsuoka +24
We present ALMA [CII] line and far-infrared (FIR) continuum observations of three low-luminosity quasars () discovered by our Subaru Hyper Suprime-Cam (…
A gravitationally unstable gas disk of a starburst galaxy 12 billion years ago
Ken-ichi Tadaki, Daisuke Iono, Min S. Yun +18
Submillimeter bright galaxies in the early Universe are vigorously forming stars at ~1000 times higher rate than the Milky Way. A large fraction of stars is formed in the central 1…
ALMA Deep Field in SSA22: Survey Design and Source Catalog of a 20 arcmin^2 Survey at 1.1mm
Hideki Umehata, Bunyo Hatsukade, Ian Smail +10
To search for dust-obscured star-formation activity in the early Universe, it is essential to obtain a deep and wide submillimeter/millimeter map. The advent of the Atacama Large M…
Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs) III. Star formation properties of the host galaxies at studied with ALMA
Takuma Izumi, Masafusa Onoue, Hikari Shirakata +26
We present our ALMA Cycle 4 measurements of the [CII] emission line and the underlying far-infrared (FIR) continuum emission from four optically low-luminosity ($M_{\rm 1450} > -25…
Very compact millimeter sizes for composite star-forming/AGN submillimeter galaxies
Soh Ikarashi, Karina Caputi, Kouji Ohta +20
We report the study of far-IR sizes of submillimeter galaxies (SMGs) in relation to their dust-obscured star formation rate (SFR) and active galactic nuclei (AGN) presence, determi…
A radio-to-mm census of star-forming galaxies in protocluster 4C23.56 at z=2.5 : Gas mass and its fraction revealed with ALMA
Minju M. Lee, Ichi Tanaka, Ryohei Kawabe +18
We investigate gas contents of star-forming galaxies associated with protocluster 4C23.56 at z = 2.49 by using the redshifted CO(3-2) and 1.1 mm dust continuum with the Atacama Lar…