On the size of rotating black holes

Abstract Recently a sequence of inequalities relating the black hole horizon, photon sphere, shadow were proposed for spherically symmetric and static black holes, providing the upper bound for given mass. In this paper, we extend the discussion to include rotating black holes. When viewed from the...

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Bibliographic Details
Main Authors: Xing-Hui Feng, H. Lü
Format: Article
Language:English
Published: SpringerOpen 2020-06-01
Series:European Physical Journal C: Particles and Fields
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-020-8119-z