Black Hole Images as Tests of General Relativity: Effects of Spacetime Geometry

The images of supermassive black holes surrounded by optically thin, radiatively inefficient accretion flows, like those observed with the Event Horizon Telescope, are characterized by a bright ring of emission surrounding the black hole shadow. In the Kerr spacetime, this bright ring, when narrow,...

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Bibliographic Details
Main Authors: Ziri Younsi, Dimitrios Psaltis, Feryal Özel
Format: Article
Language:English
Published: IOP Publishing 2023-01-01
Series:The Astrophysical Journal
Subjects:
Online Access:https://doi.org/10.3847/1538-4357/aca58a