2 papers
gr-qc2026
Exact Dynamical Regular Black Holes from Generalized Polytropic Matter
Dmitriy Kudryavcev, Yi Ling, Vitalii Vertogradov
We present a class of exact, dynamical, and fully analytic solutions describing regular black holes formed via the gravitational collapse of matter obeying a generalized polytropic…
gr-qc2025
Barotropic Equation of State and Nonlinear Electrodynamics in Dynamical Black Hole Spacetimes
Vitalii Vertogradov, Dmitriy Kudryavtcev
Models of black holes that differ from idealized vacuum and electrovacuum solutions of Einstein's equations often contain parameters whose physical interpretation is unclear. Howev…