no code implementations • 18 Dec 2020 • Hector O. Silva, Helvi Witek, Matthew Elley, Nicolás Yunes
Scalar fields coupled to the Gauss-Bonnet invariant can undergo a tachyonic instability, leading to spontaneous scalarization of black holes.
General Relativity and Quantum Cosmology High Energy Physics - Theory
no code implementations • 16 Dec 2020 • Banafsheh Shiralilou, Tanja Hinderer, Samaya Nissanke, Néstor Ortiz, Helvi Witek
Computing the GW phasing in the Fourier domain, we perform a parameter-space study to quantify the detectability of deviations from General Relativity.
General Relativity and Quantum Cosmology High Energy Astrophysical Phenomena High Energy Physics - Phenomenology High Energy Physics - Theory
