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Strong Gravity

The group's research on strong gravity involves finding analytical and numerical solutions of Einstein's theory of general relativity, and many of its extensions, either in vacuum or coupled to various types of matter. For our latest developments/activities in this area, please see the listing at the end of this article.

The prime examples of (relativistic) strong gravitational systems are Black Holes. They are truly unifying objects of all physics. The understanding of their formation and dynamics requires the laws of all four fundamental forces, and their physics is relevant not only for astrophysics and cosmology but for a variety of topics within high energy physics.

See here a movie made by the COST action `Black holes in a violent universe', in which our group participates, for a visual overview of different types of black holes.


Latest Strong Gravity Publications

Nonlinear electroweak sphaleron clouds around Kerr black holes, C. Herdeiro, J. Kunz, H. Mennenga, E. Radu; arXiv:2609.31845 [hep-th].

Publication type
Regular Articles
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Boson Star Factory: Past, Present, and Future, R. Gervalle, J. F. M. Delgado, E. dos Santos Costa Filho, C. Herdeiro, V. Jaramillo, E. Radu; arXiv:2609.24913 [gr-qc]

Publication type
Regular Articles
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Bosonic stars with dark electroweak fields, E. dos Santos Costa Filho, R. Gervalle; arXiv:2609.19273 [gr-qc].

Publication type
Regular Articles
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Turbulent gravitational wakes, G. Taiocchi, C. Pantelidou, M. Zilhão; arXiv:2609.18295 [hep-th].

Publication type
Regular Articles
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Analytic backreaction of a scalar wig on a Schwarzschild black hole, M. de Cesare, M. Del Piano, C. A. R. Herdeiro; arXiv:2607.25932 [gr-qc].

Publication type
Regular Articles
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Latest Strong Gravity News & Events

TBA

Speaker
Chenhao Hao (U. Aveiro)
Event date
Venue
Hybrid: Room Sousa Pinto and Microsoft Teams
Ends on
Event type

New CIDMA scientific coordinator

Carlos Herdeiro, Gr@v member and founder, took office on 1 October as the new Scientific Coordinator of CIDMA, beginning a four-year term. The new coordination team also includes Natália da Costa Martins, Maria Elisa Carrancho Fernandes, and Nelson Filipe Loureiro Vieira. UA News coverage here. We wish the team every success in this new chapter.

Ernst-like Formalism and Exact Solutions in Einstein–Maxwell/ModMax–Scalar Gravity

GGD - Gr@V Seminar
Speaker
Leonel Bixano (CINVESTAV-Mexico)
Event date
Venue
Anfiteatro 11.1.12 and Teams
Event Website
Event type

We present an Ernst-like formalism for stationary and axisymmetric Einstein–Maxwell/ModMax gravity coupled to a scalar field. The Maxwell sector is recovered as a particular limit of the ModMax theory, allowing both theories to be studied within the same framework.