Program

Week Tue. 19 Wed. 20 List

	Tue. 19	Wed. 20
08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00	Registration 8:15 - 8:45 (30min) Registration Opening 8:45 - 9:00 (15min) Opening B 032 Black Holes Session 1 9:00 - 10:30 (1h30) Black Holes Session 1 B 032 José Sande Lemos › The Kerr metric, 60 years on - Rita Teixeira Da Costa, University of Cambridge, Center for Mathematical Sciences, Wilberforce Rd, Cambridge CB3 0WA, UK 09:00-09:15 (15min) › Hushing Tails: tails in dynamical spacetimes - Francisco Duque, Max Planck Institute for Gravitational Physics 09:15-09:30 (15min) › Observing the fuelling and growth of supermassive black holes - Sandra Raimundo, University of Southampton 09:30-09:45 (15min) › Simulating the connection between the large and event-horizon scales of the accretion flow onto Sgr A* - Hector Raul Olivares Sanchez, Departamento de Matematica [Aveiro], Centro de Investigaçao e Desenvolvimento em Matematica e Aplicaçoes 09:45-10:00 (15min) › GRAVITY Collaboration: Probing the gravitational potential around Sagittarius A* with stellar orbits - Matteo Sadun Bordoni, Max Planck Institute for Extraterrestrial Physics 10:00-10:15 (15min) › Flares from SgrA: dynamical probes for strong gravitational and magnetic fields - Diogo Ribeiro, Max Planck Institute for Extraterrestrial Physics 10:15-10:30 (15min) Coffee break 10:30 - 11:15 (45min) Coffee break Black Holes Session 2 11:15 - 12:45 (1h30) Black Holes Session 2 B 032 Filipe Mena › On the presence of bosonic clouds at the Galactic Center - Arianna Foschi, Instituto Superior Técnico, Faculdade de Engenharia da Universidade do Porto 11:15-11:30 (15min) › EMRIs around $j=1$ black holes with synchronised hair - Jorge Delgado, Instituto de Ciencias Físicas, UNAM 11:30-11:45 (15min) › Black hole binaries in ultralight dark matter environments - Rodrigo Vicente, Institut de Fisica d'Altes Energies (IFAE) [Barcelona] 11:45-12:00 (15min) › Energy Extraction from Q-balls and Other Fundamental Solitons - Zhen Zhong, Instituto Superior Técnico 12:00-12:15 (15min) › Superradiant Darwinism: survival of the lightest axion - Daniel Neves, Faculdade de Ciências e Tecnologias da Universidade de Coimbra, Centre for Physics of the University of Coimbra 12:15-12:30 (15min) › Penrose process in Reissner-Nordström-AdS black hole spacetimes: Black hole energy houses and black hole bombs - Duarte Feiteira, CENTRA, Instituto Superior Técnico, University of Lisbon 12:30-12:45 (15min) Lunch 12:45 - 14:30 (1h45) Lunch Black Holes Session 3 14:30 - 16:15 (1h45) Black Holes Session 3 B 032 Carlos Herdeiro › Fluids and fundamental fields as black-hole mimickers - João Luís Rosa, University of Gdansk, University of Tartu 14:30-14:45 (15min) › Observational signatures of hot-spots orbiting Gravastars - Daniela Cordeiro, Faculdade de Ciências [Lisboa], Instituto de Astrofísica e Ciências do Espaço 14:45-15:00 (15min) › Black Hole Imaging: Tackling the SgrA orbital motion riddle - Eleni Antonopoulou, National and Kapodistrian University of Athens, Academy of Athens 15:00-15:15 (15min) › Black hole imitators: revisiting the case for Proca stars - Ivo Sengo, Universidade de Aveiro 15:15-15:30 (15min) › Photon rings as tests for alternative spherically symmetric geometries with thin accretion disks - Luís F. Dias da Silva, Faculdade de Ciências [Lisboa], Instituto de Astrofísica e Ciências do Espaço 15:30-15:45 (15min) › Light rings in stationary axisymmetric spacetimes: Blind to the horizon's topology and able to coexist - João Novo, CIDMA - University of Aveiro 15:45-16:00 (15min) › Electromagnetic radiation reaction and energy extraction from black holes: The tail term cannot be ignored - João Sieiro dos Santos, CENTRA, Instituto Superior Técnico, University of Lisbon 16:00-16:15 (15min) Coffee break 16:15 - 16:45 (30min) Coffee break Black Holes Session 4 16:45 - 18:30 (1h45) Black Holes Session 4 B 032 Guilherme Raposo › Pseudospectrum of asymptotically AdS black holes - Valentin Boyanov, CENTRA, Instituto Superior Técnico, University of Lisbon 16:45-17:00 (15min) › Quasinormal modes of Proca field perturbations in higher-dimensional Schwarzschild-AdS spacetimes - David Lopes, CENTRA, Instituto Superior Técnico, University of Lisbon 17:00-17:15 (15min) › Prolate Proca stars - Etevaldo Costa, Departamento de Matemática da Universidade de Aveiro and Centre for Research and Development in Mathematics and Applications (CIDMA) 17:15-17:30 (15min) › Dynamics of magnetized accretion disks around Yukawa black holes - Sergio Gimeno-Soler, Centro de Investigaçao e Desenvolvimento em Matematica e Aplicaçoes, Universidade de Aveiro 17:30-17:45 (15min) › Dynamical and observational properties of weakly Proca-charged black holes - Abylaikhan Tlemissov, Silesian University in Opava 17:45-18:00 (15min) › Frobenius analysis and the solutions in quadratic gravity - Simon Knoska, Institute of Theoretical Physics, Charles University 18:00-18:15 (15min) Assembleia Geral SPRG 18:30 - 20:00 (1h30) Assembleia Geral SPRG General meeting for the Sociedade Portuguesa de Relatividade e Gravitação (https://sprg.web.ua.pt/) Dinner 20:30 - 22:00 (1h30) Dinner	Black Holes Session 5 9:00 - 10:45 (1h45) Black Holes Session 5 B 032 Jorge Rocha › The four laws of black hole mechanics in its 50th anniversary - Tiago Fernandes, CENTRA, Instituto Superior Técnico, University of Lisbon 09:00-09:15 (15min) › Black holes and matter in the Euclidean path integral approach to quantum gravity - José P. S. Lemos, CENTRA, Instituto Superior Técnico, University of Lisbon 09:15-09:30 (15min) › Thermodynamics of matter and black hole systems in AdS spaces - Francisco J. Gandum, CENTRA, Instituto Superior Técnico, University of Lisbon 09:30-09:45 (15min) › Entropy Bounds for Rotating AdS Black Holes - Antonia Micol Frassino, Institut de Ciencies del Cosmos, Universitat de Barcelona 09:45-10:00 (15min) › Black hole thermodynamics in Horndeski theories - Masato Minamitsuji, Center for Astrophysics and Gravitation, Instituto Suerpior Tecnico, University of Lisbon 10:00-10:15 (15min) › Evaporating Kerr black holes as probes of new physics - João G. Rosa, Centro de Física da Universidade de Coimbra 10:15-10:30 (15min) › Evaporation and information puzzle for 2D nonsingular asymptotically flat black holes - Andrea Pierfrancesco Sanna, INFN Sezione di Cagliari, Università degli Studi di Cagliari, Dipartimento di Fisica 10:30-10:45 (15min) Coffee break 10:45 - 11:15 (30min) Coffee break Black Holes Session 6 11:15 - 13:00 (1h45) Black Holes Session 6 B 032 Miguel Zilhão › Penrose diagrams for strong-field hyperboloidal slices - Alex Vano-Vinuales, CENTRA, Instituto Superior Técnico, University of Lisbon 11:15-11:30 (15min) › Holographic collisions in large D effective theory - Raimon Luna, Universitat de València 11:30-11:45 (15min) › Numerical evolutions with the Kadath library - Jordan Nicoules, CIDMA - University of Aveiro, Laboratoire Univers et Théories 11:45-12:00 (15min) › Mergers of Dark Matter Admixed Neutron Stars - Hannes Rüter, Instituto Superior Técnico 12:00-12:15 (15min) › Aspherical collapse of a complex scalar field using pseudospectral methods - Krinio Marouda, Instituto Superior Técnico 12:15-12:30 (15min) › Self-interacting dipolar boson stars and their dynamics - Nuno Santos, Instituto Superior Técnico, Universidade de Aveiro 12:30-12:45 (15min) › Numerical Relativity in Axisymmetry - Jorge Expósito Patiño, Instituto Superior Técnico 12:45-13:00 (15min) Lunch 13:00 - 14:30 (1h30) Lunch Black Holes Session 7 14:30 - 16:15 (1h45) Black Holes Session 7 B 032 Pedro Cunha › Scale-invariant compact objects in general relativity. - Guilherme Raposo, Departamento de Matematica [Aveiro] 14:30-14:45 (15min) › Greybody factors for string-corrected black holes - Filipe Moura, Iscte - Instituto Universitário de Lisboa 14:45-15:00 (15min) › Charging Kerr-Schild spacetimes in higher dimensions - Marcello Ortaggio, Institute of Mathematics, Czech Academy of Sciences 15:00-15:15 (15min) › Can one peek inside black holes using a wormhole? - Jorge Rocha, ISCTE-IUL & CENTRA-IST 15:15-15:30 (15min) › High energy collisions with finite forces near different types of black hole horizons: general classification of scenarios - Oleg Zaslavskii, V.N. Karazin Kharkiv National University 15:30-15:45 (15min) › Reference frames in General Relativity and the galactic rotation curves - Filipe Costa, CAMGSD - IST Lisbon 15:45-16:00 (15min) › Beyond the Casimir Wormholes - Remo Garattini, Università degli Studi di Bergamo 16:00-16:15 (15min) Coffee break 16:15 - 16:45 (30min) Coffee break Black Holes Session 8 16:45 - 18:00 (1h15) Black Holes Session 8 B 032 Filipe Moura › Black hole main sequence binaries from triple evolution - Aleksey Generozov, Technion - Israel Institute of Technology 16:45-17:00 (15min) › Magnetic reconnection as origin of Sagittarius A* flares - Nicolas Aimar, Laboratoire d'études spatiales et d'instrumentation en astrophysique = Laboratory of Space Studies and Instrumentation in Astrophysics 17:00-17:15 (15min) › Using Standard Sirens to Test Non-metric Theories of Gravity - José Ferreira, University of Aveiro, Gr@v, CIDMA 17:15-17:30 (15min) › Cosmic microwave background anisotropies generated by cosmic strings with small-scale structure - Rodrigo Silva, CENTRA, Instituto Superior Técnico, University of Lisbon; CFisUC, University of Coimbra; CAUP, University of Porto 17:30-17:45 (15min) Closing 18:00 - 18:15 (15min) Closing B 032

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