Takayuki J Hayashi   Akihiro Doi   Hiroshi Nagai   
Monthly Notices of the Royal Astronomical Society 530(3) 2590-2607 2024年4月
ABSTRACT
A substantial fraction of quasars display broad absorption lines (BALs) in their rest-frame ultraviolet spectra. While the origin of BALs is thought to be related to the accretion disc wind, it remains unclear whether the observed ratio...
Ru-Sen Lu   Keiichi Asada   Thomas P. Krichbaum   Jongho Park   Fumie Tazaki   Hung-Yi Pu   Masanori Nakamura   Andrei Lobanov   Kazuhiro Hada   Kazunori Akiyama   Jae-Young Kim   Ivan Marti-Vidal   José L. Gómez   Tomohisa Kawashima   Feng Yuan   Eduardo Ros   Walter Alef   Silke Britzen   Michael Bremer   Avery E. Broderick   Akihiro Doi   Gabriele Giovannini   Marcello Giroletti   Paul T. P. Ho   Mareki Honma   David H. Hughes   Makoto Inoue   Wu Jiang   Motoki Kino   Shoko Koyama   Michael Lindqvist   Jun Liu   Alan P. Marscher   Satoki Matsushita   Hiroshi Nagai   Helge Rottmann   Tuomas Savolainen   Karl-Friedrich Schuster   Zhi-Qiang Shen   Pablo de Vicente   R. Craig Walker   Hai Yang   J. Anton Zensus   Juan Carlos Algaba   Alexander Allardi   Uwe Bach   Ryan Berthold   Dan Bintley   Do-Young Byun   Carolina Casadio   Shu-Hao Chang   Chih-Cheng Chang   Song-Chu Chang   Chung-Chen Chen   Ming-Tang Chen   Ryan Chilson   Tim C. Chuter   John Conway   Geoffrey B. Crew   Jessica T. Dempsey   Sven Dornbusch   Aaron Faber   Per Friberg   Javier González García   Miguel Gómez Garrido   Chih-Chiang Han   Kuo-Chang Han   Yutaka Hasegawa   Ruben Herrero-Illana   Yau-De Huang   Chih-Wei L. Huang   Violette Impellizzeri   Homin Jiang   Hao Jinchi   Taehyun Jung   Juha Kallunki   Petri Kirves   Kimihiro Kimura   Jun Yi Koay   Patrick M. Koch   Carsten Kramer   Alex Kraus   Derek Kubo   Cheng-Yu Kuo   Chao-Te Li   Lupin Chun-Che Lin   Ching-Tang Liu   Kuan-Yu Liu   Wen-Ping Lo   Li-Ming Lu   Nicholas MacDonald   Pierre Martin-Cocher   Hugo Messias   Zheng Meyer-Zhao   Anthony Minter   Dhanya G. Nair   Hiroaki Nishioka   Timothy J. Norton   George Nystrom   Hideo Ogawa   Peter Oshiro   Nimesh A. Patel   Ue-Li Pen   Yurii Pidopryhora   Nicolas Pradel   Philippe A. Raffin   Ramprasad Rao   Ignacio Ruiz   Salvador Sanchez   Paul Shaw   William Snow   T. K. Sridharan   Ranjani Srinivasan   Belén Tercero   Pablo Torne   Efthalia Traianou   Jan Wagner   Craig Walther   Ta-Shun Wei   Jun Yang   Chen-Yu Yu   
Nature 616(7958) 686-690 2023年4月 [査読有り]
Abstract
The nearby radio galaxy M87 is a prime target for studying black hole accretion and jet formation1,2. Event Horizon Telescope observations of M87 in 2017, at a wavelength of 1.3 mm, revealed a ring-like structure, which was in...