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Christian Wolf, Jacob Golding, Wei Jeat Hon and Christopher A Onken
Monthly Notices of the Royal Astronomical Society 499 (1) 1005 (2020)
https://doi.org/10.1093/mnras/staa2794

X-ray properties of z ≳ 6.5 quasars

E Pons, R G McMahon, M Banerji and S L Reed
Monthly Notices of the Royal Astronomical Society 491 (3) 3884 (2020)
https://doi.org/10.1093/mnras/stz3275

uGMRT search for cold gas at z ∼ 1–1.4 towards red quasars

R Dutta, S Raghunathan, N Gupta and R Joshi
Monthly Notices of the Royal Astronomical Society 491 (1) 838 (2020)
https://doi.org/10.1093/mnras/stz3084

Extremely Metal-poor Representatives Explored by the Subaru Survey (EMPRESS). I. A Successful Machine-learning Selection of Metal-poor Galaxies and the Discovery of a Galaxy with M* < 106 M⊙ and 0.016 Z⊙* † ‡

Takashi Kojima, Masami Ouchi, Michael Rauch, Yoshiaki Ono, Kimihiko Nakajima, Yuki Isobe, Seiji Fujimoto, Yuichi Harikane, Takuya Hashimoto, Masao Hayashi, Yutaka Komiyama, Haruka Kusakabe, Ji Hoon Kim, Chien-Hsiu Lee, Shiro Mukae, Tohru Nagao, Masato Onodera, Takatoshi Shibuya, Yuma Sugahara, Masayuki Umemura and Kiyoto Yabe
The Astrophysical Journal 898 (2) 142 (2020)
https://doi.org/10.3847/1538-4357/aba047

The Infrared Medium-deep Survey. VIII. Quasar Luminosity Function at z ∼ 5

Yongjung Kim, Myungshin Im, Yiseul Jeon, Minjin Kim, Soojong Pak, Minhee Hyun, Yoon Chan Taak, Suhyun Shin, Gu Lim, Gregory S. H. Paek, Insu Paek, Linhua Jiang, Changsu Choi, Jueun Hong, Tae-Geun Ji, Hyunsung D. Jun, Marios Karouzos, Dohyeong Kim, Duho Kim, Jae-Woo Kim, Ji Hoon Kim, Hye-In Lee, Seong-Kook Lee, Won-Kee Park, Yongmin Yoon, et al.
The Astrophysical Journal 904 (2) 111 (2020)
https://doi.org/10.3847/1538-4357/abc0ea

Probing the Nature of High-redshift Weak Emission Line Quasars: A Young Quasar with a Starburst Host Galaxy

Irham Taufik Andika, Knud Jahnke, Masafusa Onoue, Eduardo Bañados, Chiara Mazzucchelli, Mladen Novak, Anna-Christina Eilers, Bram P. Venemans, Jan-Torge Schindler, Fabian Walter, Marcel Neeleman, Robert A. Simcoe, Roberto Decarli, Emanuele Paolo Farina, Victor Marian, Antonio Pensabene, Thomas M. Cooper and Alejandra F. Rojas
The Astrophysical Journal 903 (1) 34 (2020)
https://doi.org/10.3847/1538-4357/abb9a6

X-shooter Spectroscopy and HST Imaging of 15 Massive Quiescent Galaxies at z ≳ 2

Mikkel Stockmann, Sune Toft, Anna Gallazzi, Stefano Zibetti, Christopher J. Conselice, Berta Margalef-Bentabol, Johannes Zabl, Inger Jørgensen, Georgios E. Magdis, Carlos Gómez-Guijarro, Francesco M. Valentino, Gabriel B. Brammer, Daniel Ceverino, Isabella Cortzen, Iary Davidzon, Richardo Demarco, Andreas Faisst, Michaela Hirschmann, Jens-Kristian Krogager, Claudia D. Lagos, Allison W. S. Man, Carl J. Mundy, Yingjie Peng, Jonatan Selsing, Charles L. Steinhardt and Kathrine E. Whitaker
The Astrophysical Journal 888 (1) 4 (2020)
https://doi.org/10.3847/1538-4357/ab5af4

Suppression of Low-mass Galaxy Formation around Quasars at z ∼ 2–3

Hisakazu Uchiyama, Nobunari Kashikawa, Roderik Overzier, Jun Toshikawa, Masafusa Onoue, Shogo Ishikawa, Mariko Kubo, Kei Ito, Shigeru Namiki and Yongming Liang
The Astrophysical Journal 870 (1) 45 (2019)
https://doi.org/10.3847/1538-4357/aaef7b

The Benefit of Simultaneous Seven-filter Imaging: 10 Years of GROND Observations

J. Greiner
Publications of the Astronomical Society of the Pacific 131 (995) 015002 (2019)
https://doi.org/10.1088/1538-3873/aaec5d

The effect of dust bias on the census of neutral gas and metals in the high-redshift Universe due to SDSS-II quasar colour selection

Max Pettini, Kasper E Heintz, Pasquier Noterdaeme, et al.
Monthly Notices of the Royal Astronomical Society 486 (3) 4377 (2019)
https://doi.org/10.1093/mnras/stz1120

Exploring Reionization-era Quasars. IV. Discovery of Six New z ≳ 6.5 Quasars with DES, VHS, and unWISE Photometry

Jinyi Yang, Feige Wang, Xiaohui Fan, Minghao Yue, Xue-Bing Wu, Jiang-Tao Li, Fuyan Bian, Linhua Jiang, Eduardo Bañados and Yuri Beletsky
The Astronomical Journal 157 (6) 236 (2019)
https://doi.org/10.3847/1538-3881/ab1be1

Modelling accretion disc emission with generalized temperature profile and its effect on AGN spectral energy distribution

Huaqing Cheng, Weimin Yuan, He-Yang Liu, et al.
Monthly Notices of the Royal Astronomical Society 487 (3) 3884 (2019)
https://doi.org/10.1093/mnras/stz1532

The X-ray properties of z > 6 quasars: no evident evolution of accretion physics in the first Gyr of the Universe

F. Vito, W. N. Brandt, F. E. Bauer, et al.
Astronomy & Astrophysics 630 A118 (2019)
https://doi.org/10.1051/0004-6361/201936217

The spectral energy distributions of active galactic nuclei

M J I Brown, K J Duncan, H Landt, et al.
Monthly Notices of the Royal Astronomical Society 489 (3) 3351 (2019)
https://doi.org/10.1093/mnras/stz2324

X-shooter observations of strong H2-bearing DLAs at high redshift

S A Balashev, V V Klimenko, P Noterdaeme, et al.
Monthly Notices of the Royal Astronomical Society 490 (2) 2668 (2019)
https://doi.org/10.1093/mnras/stz2707

The Infrared Medium-deep Survey. VI. Discovery of Faint Quasars at z ∼ 5 with a Medium-band-based Approach

Yongjung Kim, Myungshin Im, Yiseul Jeon, Minjin Kim, Soojong Pak, Yoon Chan Taak, Changsu Choi, Jueun Hong, Minhee Hyun, Tae-Geun Ji, Hyunsung David Jun, Marios Karouzos, Dohyeong Kim, Duho Kim, Jae-Woo Kim, Ji Hoon Kim, Hye-In Lee, Seong-Kook Lee, Won-Kee Park, Yongmin Yoon, Seoyeon Byeon, Sungyong Hwang, Joonho Kim, Sophia Kim, Gu Lim, et al.
The Astrophysical Journal 870 (2) 86 (2019)
https://doi.org/10.3847/1538-4357/aaf387

Filling in the Quasar Redshift Gap at z ∼ 5.5. II. A Complete Survey of Luminous Quasars in the Post-reionization Universe

Jinyi Yang, Feige Wang, Xiaohui Fan, Xue-Bing Wu, Fuyan Bian, Eduardo Bañados, Minghao Yue, Jan-Torge Schindler, Qian Yang, Linhua Jiang, Ian D. McGreer, Richard Green and Simon Dye
The Astrophysical Journal 871 (2) 199 (2019)
https://doi.org/10.3847/1538-4357/aaf858

Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). VI. Black Hole Mass Measurements of Six Quasars at 6.1 ≤ z ≤ 6.7

Masafusa Onoue, Nobunari Kashikawa, Yoshiki Matsuoka, Nanako Kato, Takuma Izumi, Tohru Nagao, Michael A. Strauss, Yuichi Harikane, Masatoshi Imanishi, Kei Ito, Kazushi Iwasawa, Toshihiro Kawaguchi, Chien-Hsiu Lee, Akatoki Noboriguchi, Hyewon Suh, Masayuki Tanaka and Yoshiki Toba
The Astrophysical Journal 880 (2) 77 (2019)
https://doi.org/10.3847/1538-4357/ab29e9

Exploring Reionization-era Quasars. III. Discovery of 16 Quasars at 6.4 ≲ z ≲ 6.9 with DESI Legacy Imaging Surveys and the UKIRT Hemisphere Survey and Quasar Luminosity Function at z ∼ 6.7

Feige Wang, Jinyi Yang, Xiaohui Fan, Xue-Bing Wu, Minghao Yue, Jiang-Tao Li, Fuyan Bian, Linhua Jiang, Eduardo Bañados, Jan-Torge Schindler, Joseph R. Findlay, Frederick B. Davies, Roberto Decarli, Emanuele P. Farina, Richard Green, Joseph F. Hennawi, Yun-Hsin Huang, Chiara Mazzuccheli, Ian D. McGreer, Bram Venemans, Fabian Walter, Simon Dye, Brad W. Lyke, Adam D. Myers and Evan Haze Nunez
The Astrophysical Journal 884 (1) 30 (2019)
https://doi.org/10.3847/1538-4357/ab2be5

Spectral Energy Distributions of Companion Galaxies to z ∼ 6 Quasars

C. Mazzucchelli, R. Decarli, E. P. Farina, E. Bañados, B. P. Venemans, M. A. Strauss, F. Walter, M. Neeleman, F. Bertoldi, X. Fan, D. Riechers, H.-W. Rix and R. Wang
The Astrophysical Journal 881 (2) 163 (2019)
https://doi.org/10.3847/1538-4357/ab2f75