2 papers
gr-qc2026
Shadow curves and quasinormal modes for rotating black holes surrounded by dark matter, radiation and dust
Reza Pourkhodabakhshi, Jorge G. Russo
We study the impact of different fluid matter scenarios on the shadow of black holes (BH) and on frequencies of quasinormal modes (QNM) for a black hole subjected to scalar perturb…
gr-qc2024
Probing Hidden Dimensions via Muon Lifetime Measurements
Jorge G. Russo
In the context of Kaluza-Klein theories, the time dilation of charged particles in an external field depends on the charge in a specific way. Experimental tests are proposed to sea…