Name: Nonlinear Black Hole Perturbation Theory: Merging Black Holes, Communities and Ideas
Start: 2025-09-15T08:00:00+01:00
End: 2025-09-17T19:00:00+01:00
Location: University of Nottingham

Nonlinear Black Hole Perturbation Theory: Merging Black Holes, Communities and Ideas

from Monday, 15 September 2025 (08:00) to Wednesday, 17 September 2025 (19:00)

Monday, 15 September 2025

09:30 Welcome

09:30 - 10:00
10:00 Talks: Second order self-force
Second order self-force
10:00 - 11:00
Contributions

10:00 Introduction to the second order self-force problem - Zachary Nasipak (University of Southampton)

10:30 Fix the Frame, Resolve the Memory: the Bondi--Sachs gauge in Black Hole Perturbation Theory - Andrew Spiers (University of Nottingham)
11:00 Coffee break

11:00 - 11:30
11:30 Talks: Second order self-force
Second order self-force
11:30 - 12:00
Contributions

11:30 Source construction - Samuel Upton (University of Southampton)
12:00 Discussion: Challenges in second order self-force
Challenges in second order self-force
12:00 - 13:00

13:00 Lunch

13:00 - 14:00
14:00 Talks: Higher order ringdown
Higher order ringdown
14:00 - 15:30
Contributions

14:00 Introduction to the ringdown - Sizheng Ma (Perimeter Institute)

14:30 TBA - Neev Khera (University of Guelph)

15:00 TBA - Patrick Bourg (Radboud University)
15:30 Coffee break

15:30 - 16:00
16:00 Talks: Higher order ringdown
Higher order ringdown
16:00 - 16:30
Contributions

16:00 Extremal Black Hole Weather - Stefan Hollands (University of Leipzig)
16:30 Discussion

16:30 - 17:30
Tuesday, 16 September 2025
09:30 Talks: From inspiral to ringdown
From inspiral to ringdown
09:30 - 11:00
Contributions

09:30 Numerical relativity's perspective on the ringdown - Lorena Magana Zertuche (Nils Bohr Institute)

10:00 Inspiral-merger-ringdown waveforms - Lorenzo Küchler

10:30 Point particle ringdown - Devin Becker (MIT)
11:00 Coffee break

11:00 - 11:30
11:30 Talks: From inspiral to ringdown
From inspiral to ringdown
11:30 - 12:00
Contributions

11:30 From Inspiral to Ringdown: Advancing EOB models with self-force methods. - Benjamin Leather (University of Southampton)
12:00 Discussion: New approaches to merger-ringdown
New approaches to merger-ringdown
12:00 - 13:00

13:00 Lunch

13:00 - 14:00
14:00 Talks: Other aspects of the ringdown
Other aspects of the ringdown
14:00 - 15:30
Contributions

14:00 Dynamical excitation of the ringdown - Marina De Amicis (Nils Bohr Institute)

14:30 The tail in the ringdown - Marc Casals (Leipzig University and University College Dublin)

15:00 The ringdown at the horizon - Ariadna Ribes Metidieri (Radboud University)
15:30 Coffee break

15:30 - 16:00
16:00 Talks: Other aspects of the ringdown
Other aspects of the ringdown
16:00 - 16:30
Contributions

16:00 Non-modal effects: Transient Superradiance - Christiana Pantelidou
16:30 Discussion: Other aspects of the ringdown
Other aspects of the ringdown
16:30 - 17:30
Wednesday, 17 September 2025
09:25 Talks: Observations and tests of general relativity
Observations and tests of general relativity
09:25 - 11:00
Contributions

09:30 Ringdown and self force beyond general relativity - Thomas Sotiriou (University of Nottingham)

10:00 Ringdown and observations - Gregorio Carullo

10:30 Ringdown Amplitudes in Precessing Binary Black Hole Mergers - Swetha Bhagwat (University of Birmingham)
11:00 Coffee break

11:00 - 11:30

11:30 Discussion: Observations and tests of general relativity
Observations and tests of general relativity
11:30 - 12:30

12:30 Lunch

12:30 - 13:30
13:30 Talks: Codes and tools
Codes and tools
13:30 - 14:30
Contributions

13:30 Hyperboloidal methods - Rodrigo Panosso Macedo (University of Southampton)

14:00 The Black Hole Perturbation Toolkit - Niels Warburton (University College Dublin)
14:30 Discussion: Codes and tools
Codes and tools
14:30 - 15:30

15:30 Coffee break

15:30 - 16:00

16:00 Discussion: Synergies and collaborations
Synergies and collaborations
16:00 - 17:00

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