41 citations · 108 across the 10 of their papers we have counts for
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gr-qc2018★ 26 cited
Multiple shadows from distorted static black holes
Jai Grover, Jutta Kunz, Petya Nedkova +2
We study the local shadow of the Schwarzschild black hole with a quadrupole distortion and the influence of the external gravitational field on the photon dynamics. The external ma…
gr-qc2017★ 41 cited
Black Hole Shadows and Invariant Phase Space Structures
Jai Grover, Alexander Wittig
Utilizing concepts from dynamical systems theory, we demonstrate how the existence of light rings, or fixed points, in a spacetime will give rise to families of periodic orbits and…