Preprints
Preprints
(with Erasmo Caponio and Stefan Suhr) "Closed and broken electromagnetic orbits in Kerr--Newman spacetime", https://arxiv.org/pdf/2606.23446.
(with Karim Mosani) "Geodesic causality in Kerr spacetimes with a≥M", Journal of Geometry and Physics 216 (2025) 105589.
"Nonexistence of closed and bounded null geodesics in Kerr spacetimes", Lett Math Phys 114, 127 (2024).
"Nonexistence of closed timelike geodesics in Kerr spacetimes", J. Math. Phys. 65, 082503 (2024). Selected as Editor's Pick.
Ph.D. thesis in Mathematics "Causal geodesics in Kerr spacetimes", Ruhr-Universität Bochum, Universitätsbibliothek, https://doi.org/10.13154/294-12863