485 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- The University of TokyoJP77 papers
- National Astronomical Observatory of JapanJP59 papers
- The Graduate University for Advanced Studies, SOKENDAIJP41 papers
- Kavli Institute for the Physics and Mathematics of the UniverseJP38 papers
- Ehime UniversityJP33 papers
- Nagoya UniversityJP20 papers
- Institute for Cosmic Ray ResearchJP19 papers
- Kyoto UniversityJP19 papers
- Tohoku UniversityJP18 papers
- University of GroningenNL16 papers
- Institute of Astronomy and Astrophysics, Academia SinicaTW15 papers
- Ural Federal UniversityRU14 papers
54 papers · 1 filter
High-sensitivity VLBI Observations of the Water Masers in the Seyfert Galaxy NGC 1068
Yuna Morishima, Hiroshi Sudou, Aya Yamauchi +2
We present observational results of water vapor maser emission with our high-sensitivity 22 GHz VLBI imaging of the Seyfert galaxy NGC 1068. In this galaxy, there are the following…
A New Polar Ring Galaxy Discovered in the COSMOS Field
Minoru Nishimura, Kazuya Matsubayashi, Takashi Murayama +1
In order to understand the formation and evolution of galaxies fully, it is important to study their three-dimensional gravitational potential for a large sample of galaxies. Since…
COSMOS2020: A panchromatic view of the Universe to from two complementary catalogs
J. R. Weaver, O. B. Kauffmann, O. Ilbert +54
The Cosmic Evolution Survey (COSMOS) has become a cornerstone of extragalactic astronomy. Since the last public catalog in 2015, a wealth of new imaging and spectroscopic data has…
Optical Spectroscopy of Dual Quasar Candidates from the Subaru HSC-SSP program
Shenli Tang, John D. Silverman, Xuheng Ding +30
We report on a spectroscopic program to search for dual quasars using Subaru Hyper Suprime-Cam (HSC) images of SDSS quasars which represent an important stage during galaxy mergers…
SILVERRUSH X: Machine Learning-Aided Selection of LAEs at , , , , , and from the HSC SSP and CHORUS Survey Data
Yoshiaki Ono, Ryohei Itoh, Takatoshi Shibuya +25
We present a new catalog of Ly emitter (LAE) candidates at , , , , , and that are photometrically selected by the SILVERRUSH program wi…
A puzzling non-detection of [O III] and [C II] from a galaxy observed with ALMA
C. Binggeli, A. K. Inoue, T. Hashimoto +12
Characterizing the galaxy population in the early Universe holds the key to understanding the evolution of these objects and the role they played in cosmic reionization. However, t…
CHORUS. I. Cosmic HydrOgen Reionization Unveiled with Subaru: Overview
Akio K. Inoue, Satoshi Yamanaka, Masami Ouchi +28
To determine the dominant sources for cosmic reionization, the evolution history of the global ionizing fraction, and the topology of the ionized regions, we have conducted a deep…
Spin Parity of Spiral Galaxies III -- Dipole Analysis of the Distribution of SDSS Spirals with 3D Random Walk Simulations
Masanori Iye, Masafumi Yagi, Hideya Fukumoto
Observation has not yet determined whether the distribution of spin vectors of galaxies is truly random. It is unclear whether is there any large-scale symmetry-breaking in the dis…
The Faint End of the Quasar Luminosity Function at from the Subaru Hyper Suprime-Cam Survey
Mana Niida, Tohru Nagao, Hiroyuki Ikeda +17
We present the quasar luminosity function at derived from the optical wide-field survey data obtained as a part of the Subaru strategic program (SSP) with Hyper Suprime-…
s-process Enirchment of Ultrafaint Dwarf Galaxies
Yuta Tarumi, Takuma Suda, Freeke van de Voort +3
We study the production of barium (Ba) and strontium (Sr) in ultrafaint dwarf galaxies (UFDs). Both r- and s- processes produce these elements, and one can infer the contribution o…
Subaru Hyper Suprime-Cam View of Quasar Host Galaxies at z < 1
Toru Ishino, Yoshiki Matsuoka, Shuhei Koyama +12
Active galactic nuclei (AGNs) are key for understanding the coevolution of galaxies and supermassive black holes (SMBHs). AGN activity is thought to affect the properties of their…
Dual supermassive black holes at close separation revealed by the Hyper Suprime-Cam Subaru Strategic Program
John D. Silverman, Shenli Tang, Khee-Gan Lee +30
The unique combination of superb spatial resolution, wide-area coverage, and deep depth of the optical imaging from the Hyper Suprime-Cam (HSC) Subaru Strategic Program is utilized…
Spin Parity of Spiral Galaxies II: A catalogue of 80k spiral galaxies using big data from the Subaru Hyper Suprime-Cam Survey and deep learning
Ken-ichi Tadaki, Masanori Iye, Hideya Fukumoto +4
We report an automated morphological classification of galaxies into S-wise spirals, Z-wise spirals, and non-spirals using big image data taken from Subaru/Hyper Suprime-Cam (HSC)…
A Systematic Study on the Absorption Features of Interstellar Ices in Presence of Impurities
Prasanta Gorai, Milan Sil, Ankan Das +12
Spectroscopic studies play a key role in the identification and analysis of interstellar ices and their structure. Some molecules have been identified within the interstellar ices…
ALMA uncovers the [CII] emission and warm dust continuum in a z = 8.31 Lyman break galaxy
Tom J. L. C. Bakx, Yoichi Tamura, Takuya Hashimoto +15
We report on the detection of the [CII] 157.7 m emission from the Lyman break galaxy (LBG) MACS0416_Y1 at z = 8.3113, by using the Atacama Large Millimeter/submillimeter Array (…
ALMA band 8 observations of DLA2233+131 at z=3.150
Kazuyuki Ogura, Hideki Umehata, Yoshiaki Taniguchi +8
We present our ALMA Band 8 observations of a damped Ly absorption (DLA) system at =3.150 observed in the spectrum of the quasar Q2233+131 at =3.295. The optical counterpar…
Balmer Break Galaxy Candidates at : a Potential View on the Star-Formation Activity at
Ken Mawatari, Akio K. Inoue, Takuya Hashimoto +15
We search for galaxies with a strong Balmer break (Balmer Break Galaxies; BBGs) at over a 0.41 deg effective area in the COSMOS field. Based on rich imaging data, in…
Physical Characterization of an Unlensed Dusty Star-Forming Galaxy at
Caitlin M. Casey, Jorge A. Zavala, Manuel Aravena +23
We present a physical characterization of MMJ100026.36+021527.9 (a.k.a. ``MAMBO-9''), a dusty star-forming galaxy (DSFG) at . This is the highest redshift unlensed…
Spin Parity of Spiral Galaxies I -- Corroborative Evidence for Trailing Spirals
Masanori Iye, Kenichi Tadaki, Hideya Fukumoto
Whether the spiral structure of galaxies is trailing or leading has been a subject of debate. We present a new spin parity catalog of 146 spiral galaxies that lists the following t…
A Radio-to-millimeter Census of Star-forming Galaxies in Protocluster 4C~23.56 at z = 2.5 : Global and local gas kinematics
Minju M. Lee, Ichi Tanaka, Ryohei Kawabe +12
We present a study of the gas kinematics of star-forming galaxies associated with protocluster 4C 23.56 at using resolution CO (4-3) data taken with ALMA. Eleven H…
SILVERRUSH. IX. Lya Intensity Mapping with Star-Forming Galaxies at z=5.7 and 6.6: A Possible Detection of Extended Lya Emission at 100 comoving kpc around and beyond the Virial-Radius Scale of Galaxy Dark Matter Halos
Ryota Kakuma, Masami Ouchi, Yuichi Harikane +11
We present results of the cross-correlation Ly intensity mapping with Subaru/Hyper Suprime-Cam (HSC) ultra-deep narrowband images and Ly emitters (LAEs) at and …
CHORUS. III. Photometric and Spectroscopic Properties of Ly Blobs at
Haibin Zhang, Masami Ouchi, Ryohei Itoh +20
We report the Subaru Hyper Suprime-Cam (HSC) discovery of two Ly blobs (LABs), dubbed z70-1 and z49-1 at and respectively, that are Ly emitters with a bri…
A high dust emissivity index beta for a CO-faint galaxy in a filamentary Lyman-alpha nebula at z=3.1
Yuta Kato, Yuichi Matsuda, Daisuke Iono +15
We present CO J=4-3 line and 3 mm dust continuum observations of a 100 kpc-scale filamentary Lyα nebula (SSA22 LAB18) at z=3.1 using the Atacama Large Millimeter/submillimeter Arra…
Detection of the Far-infrared [O III] and Dust Emission in a Galaxy at Redshift 8.312: Early Metal Enrichment in the Heart of the Reionization Era
Yoichi Tamura, Ken Mawatari, Takuya Hashimoto +19
We present the Atacama Large Millimeter/submillimeter Array (ALMA) detection of the [O III] 88 m line and rest-frame 90 m dust continuum emission in a Y-dropout Lyman break g…