3–5 Dec 2025
Instituto de Física, Universidade Federal Fluminense
America/Sao_Paulo timezone

Effective models of strongly interacting matter applied to compact stars admixed with dark matter

4 Dec 2025, 09:00
50m
Auditório Paulo Gomes (Instituto de Física, Universidade Federal Fluminense)

Auditório Paulo Gomes

Instituto de Física, Universidade Federal Fluminense

Rua Passos da Pátria, 157 - Campus Praia Vermelha Niterói, Rio de Janeiro
Plenária Plenárias

Speaker

Dr Odilon Lourenço (ITA)

Description

An important component that can significantly affect the description of astrophysical and cosmological systems is dark matter, whose fundamental nature remains not fully understood. Observations indicate that approximately 27% of the Universe consists of dark matter, 68% of dark energy—the dominant component responsible for the Universe’s accelerated expansion—and only 5% of luminous matter. Recently, several studies have explored the coupling of dark matter to hadronic and/or quark models with the aim of describing astrophysical systems such as compact
stars. In this talk, we present the effects of incorporating dark matter into relativistic mean-field hadronic models, as well as into a specific effective quark model in which the constituent quark masses are treated as density-dependent functions, thereby accounting for in-medium effects.

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