26 citations · 40 across the 5 of their papers we have counts for
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gr-qc2024
Analytical perturbations of relativistic images in Kerr space-time
Fabio Aratore, Valerio Bozza
Light rays passing very close to black holes may wind several times before escaping. For any given electromagnetic source around the black hole, a distant observer would thus obser…
gr-qc2024★ 26 cited
Constraining spherically symmetric metrics by the gap between photon rings
Fabio Aratore, Oleg Yu. Tsupko, Volker Perlick
Gravitational lensing of luminous matter that surrounds a black hole or some other sufficiently compact object produces an infinite sequence of images. Besides the direct (or prima…