15–19 Sept 2025
Instituto Nacional de Pesquisas Espaciais (INPE)
America/Sao_Paulo timezone

Perturbations of accelerated black holes

Not scheduled
20m
Auditório Fernando de Mendonça (Instituto Nacional de Pesquisas Espaciais (INPE))

Auditório Fernando de Mendonça

Instituto Nacional de Pesquisas Espaciais (INPE)

Av. dos Astronautas, 1758 - Jardim da Granja, São José dos Campos - SP, CEP: 12227-010, Brasil.

Speaker

Dr Rodrigo Fontana (UFRGS)

Description

We present some recent results obtained in the perturbation theory of black holes considering accelerated geometries. We studied black holes with and without charge and cosmological constant demonstrating in most of the cases the dynamical stability to first order scalar perturbation. We inspect the relation between scalar perturbations and the breakdown of the strong cosmic censorship conjecture demonstrating its collapse for particular cases and black hole parameters. In the particular cases when the geometry is stable to scalar perturbation we calculate the quasinormal modes of the solutions.

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