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Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). XVI. 69 New Quasars at 5.8 < z < 7.0
Yoshiki Matsuoka, Kazushi Iwasawa, Masafusa Onoue +41
We present the spectroscopic discovery of 69 quasars at 5.8 < z < 7.0, drawn from the Hyper Suprime-Cam (HSC) Subaru Strategic Program (SSP) imaging survey data. This is the 16th p…
Rapid growth of seed black holes during early bulge formation
Kohei Inayoshi, Riouhei Nakatani, Daisuke Toyouchi +3
We study the early growth of massive seed black holes (BHs) via accretion in protogalactic nuclei where the stellar bulge component is assembled, performing axisymmetric two-dimens…
Hydrogen reionisation ends by : Lyman- optical depth measured by the XQR-30 sample
Sarah E. I. Bosman, Frederick B. Davies, George D. Becker +23
The presence of excess scatter in the Ly- forest at , together with the existence of sporadic extended opaque Gunn-Peterson troughs, has started to provide robust evi…
Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). XIV. A Candidate Type-II Quasar at z=6.1292
Masafusa Onoue, Yoshiki Matsuoka, Nobunari Kashikawa +13
We present deep Keck/MOSFIRE near-infrared spectroscopy of a strong Lyman alpha emitting source at z=6.1292, HSC J142331.71-001809.1, which was discovered by the SHELLQS program fr…
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…
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…