Etevaldo Costa Filho

Full Name: Etevaldo dos Santos Costa Filho

Position: MAP-Fis PhD student

Degrees:
- Universidade Federal do Espírito Santo: B.Sc in Physics, 2018
- Universidade de São Paulo: M.Sc in Physics, 2020

Research area: Strong gravity; Black holes; Mathematical Physics

Office: 11.2.13, Mathematics Department, Aveiro University

Email: etevaldocostaf@gmail.com

This week at Gr@v

21-25/9/2026 newsletter

Other information [last update 14/9/2026]

Next Seminar

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

Leonel Bixano (CINVESTAV-Mexico)

Wednesday, September 23, 2026 - 11:00

Venue

Anfiteatro 11.1.12 and Teams

Next Journal Club

Schwarzschild black holes as low-pass filters of fuzzy dark matter granularity

Flavio Rosales Infante (Universidad Michoacana de San Nicolás de Hidalgo)

Thursday, October 1, 2026 - 11:00

Venue

Hybrid: Room Sousa Pinto and Microsoft Teams

Black Hole Workshops

Next workshop:
XIX Black Holes Workshop, Minho, 2026
17-18 December 2026

Previous workshops in the series:
I Black Holes Workshop, Porto, 2008
II Black Holes Workshop, Lisbon, 2009
III Black Holes Workshop, Minho, 2010
IV Black Holes Workshop, Aveiro, 2011
V Black Holes Workshop, Lisbon, 2012
VI Black Holes Workshop, Minho 2013
VII Black Holes Workshop, Aveiro 2014
VIII Black Holes Workshop, Lisbon 2015
IX Black Holes Workshop, Minho 2016
X Black Holes Workshop, Aveiro 2017
XI Black Holes Workshop, Lisbon, 2018
XII Black Holes Workshop, Minho, 2019
XIII Black Holes Workshop, Lisbon, 2020
XIV Black Holes Workshop, Aveiro, 2021
XV Black Holes Workshop, Lisbon, 2022
XVI Black Holes Workshop, Porto, 2023
XVII Black Holes Workshop, Aveiro, 2024
XVIII Black Holes Workshop, Lisbon, 2025

Numerical data

Kerr black holes with scalar hair

Kerr black holes with Proca hair (excited, n=1)

Quasi-Kerr hairy black holes

Kerr black holes with Proca hair/
spinning Proca stars (fundamental, n=0)

Dipole Boson Stars

NewFunFICO network

Our group coordinates the Marie Sklodowska Curie Staff Exchange NewFunFiCO network (Jan 2023- Dec 2026)

More info here

FunFiCO Network

Our group coordinates the Marie Curie RISE FunFiCO network (Dec 2017- Dec 2023)

More info here

EuCAPT Consortium

We are part of the European Consortium for Astroparticle Theory (EuCAPT).

More info in the consortium webpage.

GWVerse COST

Our group was part of the Gravitational Wave Universe

COST Action CA16104

April 2017 - April 2021

StronGrHEP Network

Our group was part of the RISE StronGrHEP network (2016-2019)

Meetings:

Paris, 12-13 May 2016
Azores, 3-8 July 2017
Osaka, 4-8 September 2017

NRHEP Network Meetings

Our group coordinated the "Numerical Relativity and High Energy Physics" IRSES network (2012-2015). Here is a list of the global network meetings organized:

First Meeting:
9-13 July 2012, Aveiro, Portugal

Second Meeting:
11-14 March 2013, Lisbon, Portugal

Third Meeting:
6-10 January 2014, Mississippi, USA

Fourth Meeting:
7-10 July 2015, Rome, Italy

Fifth Meeting:
28 Sep-2 Oct 2015, Belém, Brazil

COST CA18108

Our group is part of the

Quantum Gravity Phenomenology in the Multimessanger Approach

COST Action CA18108

Mar 2019 - Mar 2023

Kick Off Meeting - 2-4 Oct 2019 Barcelona

Ph.D. and Post-doctoral opportunities

Contact us If you are interested in pursuing graduate studies/research in our group.

Information for prospective Ph.D. students can be found here.

Past Ph.D. theses from our group can be found here.

Working as a researcher in Portugal - a quick guide.

Good Research Practices for New PhD students - a quick guide.