10 citations · 11 across the 5 of their papers we have counts for
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gr-qc2026★ 1 cited
Horizon Multipole Moments of a Kerr Black Hole
Eric Gourgoulhon, Alexandre Le Tiec, Marc Casals
The horizon multipole moments of a Kerr black hole are computed from two distinct definitions that have been proposed in the literature. The first one [Ashtekar et al., Class. Quan…
gr-qc2025★ 10 cited
Black hole photon ring beyond General Relativity: an integrable parametrization
Jibril Ben Achour, Eric Gourgoulhon, Hugo Roussille
In recent years, the shape of the photon ring in black holes images has been argued to provide a sharp test of the Kerr hypothesis for future black hole imaging missions. In this w…