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gr-qc2022★ 3 cited
QuasinormalModes.jl: A Julia package for computing discrete eigenvalues of second order ODEs
Lucas Timotheo Sanches
QuasinormalModes.jl is a Julia package for computing the quasinormal modes of any General Relativity model whose perturbation equation can be expressed as second order homogeneous…
gr-qc2022
Revisiting the quasinormal modes of the Schwarzschild black hole: Numerical analysis
Luis A. H. Mamani, Angel D. D. Masa, Lucas Timotheo Sanches +1
We revisit the problem of calculating the quasinormal modes of spin , , , , , and spin fields in the asymptotically flat Schwarzschild black hole spacetime…
gr-qc2021★ 10 cited
Energy Extraction From Non-Coalescing Black Hole Binaries
Lucas Timotheo Sanches, Maurício Richartz
We define and sketch the generalized ergosphere of the Majumdar-Papapetrou (MP) spacetime. In particular, we demonstrate the existence of closed orbits of negative energy that live…