4.3k citations · 4.7k across the 5 of their papers we have counts for
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astro-ph.GA2019★ 4.3k cited
First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole
The Event Horizon Telescope Collaboration
When surrounded by a transparent emission region, black holes are expected to reveal a dark shadow caused by gravitational light bending and photon capture at the event horizon. To…
astro-ph.GA2017★ 21 cited
Radio spectra of bright compact sources at z>4.5
Rocco Coppejans, Sjoert van Velzen, Huib T. Intema +10
High-redshift quasars are important to study galaxy and active galactic nuclei (AGN) evolution, test cosmological models, and study supermassive black hole growth. Optical searches…