Events

2026

Hyperboloidal Horizons 2026
Workshop of the hyperboloidal research network
Mon, 12 Jan 2026 — Fri, 16 Jan 2026 Erwin Schrödinger Institute
David Hilditch, Rodrigo Panosso Macedo, Alex Vañó-Viñuales, Anıl Zenginoğlu

2024

Quasi-normal mode expansions of black hole perturbations: a hyperboloidal Keldysh’s approach
December 2024 Virtual Infinity Seminar by Jérémy Besson (Université de Bourgogne and MPI for Gravitational Physics)
Fri, 13 Dec 2024 14:00 UTC Online
Jérémy Besson
Slides Video
Quasi-normal mode expansions of black hole perturbations: a hyperboloidal Keldysh’s approach
A fairy-TAIL story
November 2024 Virtual Infinity Seminar by Marina De Amicis (Niels Bohr Institute)
Fri, 8 Nov 2024 14:00 UTC Online
Marina De Amicis
Slides Video
A fairy-TAIL story
Arbitrarily long-lived linear black hole perturbations
October 2024 Virtual Infinity Seminar by Javier Carballo (University of Southampton)
Fri, 25 Oct 2024 14:00 UTC Online
Javier Carballo
Slides Video
Arbitrarily long-lived linear black hole perturbations
Generalized harmonic gauge on compactified hyperboloidal slices
September 2024 Virtual Infinity Seminar by David Hilditch (University of Lisbon)
Fri, 13 Sep 2024 14:00 UTC Online
David Hilditch
Slides Video
Generalized harmonic gauge on compactified hyperboloidal slices
Virtual Infinity Workshop 2024
Second workshop on hyperboloidal methods to be held virtually.
Mon, 1 Jul 2024 — Tue, 2 Jul 2024 Online via Zoom
David Hilditch, Rodrigo Panosso Macedo, Alex Vañó-Viñuales, Anıl Zenginoğlu
Virtual Infinity Workshop 2024
Time across null horizons
May 2024 Virtual Infinity Seminar by Anıl Zenginoğlu (University of Maryland)
Fri, 10 May 2024 14:00 UTC Online
Anıl Zenginoğlu
Slides Video
Time across null horizons
Hyperboloidal coordinates and blowup for wave equations
April 2024 Virtual Infinity Seminar by Roland Donninger (University of Vienna)
Fri, 12 Apr 2024 14:00 UTC Online
Roland Donninger
Slides Video
Pseudospectrum of black hole quasi-normal modes: results and obstacles
March 2024 Virtual Infinity Seminar by Valentin Boyanov (CENTRA)
Fri, 15 Mar 2024 14:00 UTC Online
Valentin Boyanov
Slides Video
Pseudospectrum of black hole quasi-normal modes: results and obstacles
Asymptotics in General Relativity: the role of spatial infinity
February 2024 Virtual Infinity Seminar by Juan Valiente Kroon (Queen Mary University of London)
Fri, 9 Feb 2024 14:00 UTC Online
Juan Valiente Kroon
Slides Video
Asymptotics in General Relativity: the role of spatial infinity
Conformal diagrams for strong-field hyperboloidal slices
January 2024 Virtual Infinity Seminar by Alex Vañó-Viñuales (CENTRA)
Fri, 12 Jan 2024 14:00 UTC Online
Alex Vañó-Viñuales
Slides Video
Conformal diagrams for strong-field hyperboloidal slices