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Carter Fest: Black Holes and other Cosmic Systems
from
Monday, July 4, 2022 (10:00 AM)
to
Wednesday, July 6, 2022 (6:30 PM)
Monday, July 4, 2022
10:00 AM
Welcome address
-
François Bouchet et Fabienne Casoli
Welcome address
François Bouchet et Fabienne Casoli
10:00 AM - 10:30 AM
10:30 AM
Seeing Through CCC
-
Roger Penrose
(
Univ. Oxford
)
Seeing Through CCC
(Black holes)
Roger Penrose
(
Univ. Oxford
)
10:30 AM - 11:00 AM
11:00 AM
Coffee break
Coffee break
11:00 AM - 11:30 AM
11:30 AM
Coalescing Binary Black Holes and Gravity Beyond General Relativity
-
Thibault Damour
(
IHES
)
Coalescing Binary Black Holes and Gravity Beyond General Relativity
(Black holes)
Thibault Damour
(
IHES
)
11:30 AM - 12:00 PM
12:00 PM
Brandon Carter and black holes
-
Piotr Chruściel
(
Univ. Vienna
)
Brandon Carter and black holes
(Black holes)
Piotr Chruściel
(
Univ. Vienna
)
12:00 PM - 12:30 PM
Brandon Carter is one of the fathers of modern black hole theory. In my talk I will present some of his key contributions to the topic.
12:30 PM
Soft Black Hole Hair
-
Malcolm Perry
(
Univ. Cambridge
)
Soft Black Hole Hair
(Black holes)
Malcolm Perry
(
Univ. Cambridge
)
12:30 PM - 1:00 PM
1:00 PM
Lunch break
Lunch break
1:00 PM - 2:30 PM
2:30 PM
Super-massive black hole formation from superconducting strings
-
Robert Brandenberger
(
McGill University
)
Super-massive black hole formation from superconducting strings
(Cosmic strings and branes)
Robert Brandenberger
(
McGill University
)
2:30 PM - 3:00 PM
3:00 PM
Scaling laws for global defects in cosmology
-
Ruth Durrer
(
Univ. Genève
)
Scaling laws for global defects in cosmology
(Cosmic strings and branes)
Ruth Durrer
(
Univ. Genève
)
3:00 PM - 3:30 PM
3:30 PM
Thermodynamics with Strings and Walls - a Brandon tribute!
-
Ruth Gregory
(
King's College, London
)
Thermodynamics with Strings and Walls - a Brandon tribute!
(Cosmic strings and branes)
Ruth Gregory
(
King's College, London
)
3:30 PM - 4:00 PM
4:00 PM
Coffee break
Coffee break
4:00 PM - 4:30 PM
4:30 PM
Cosmic Vortons and Particle Physics Constraints with Brandon
-
Anne Davis
(
Univ. Cambridge
)
Cosmic Vortons and Particle Physics Constraints with Brandon
(Cosmic strings and branes)
Anne Davis
(
Univ. Cambridge
)
4:30 PM - 5:00 PM
5:00 PM
Stable cosmic vortons in field theory
-
Richard Battye
(
Univ. Manchester
)
Stable cosmic vortons in field theory
(Cosmic strings and branes)
Richard Battye
(
Univ. Manchester
)
5:00 PM - 5:30 PM
5:30 PM
From vortons to gravitational wave constraints on cosmic strings
-
Danièle Steer
(
APC
)
From vortons to gravitational wave constraints on cosmic strings
(Cosmic strings and branes)
Danièle Steer
(
APC
)
5:30 PM - 6:00 PM
6:00 PM
CVOS model for superconducting cosmic strings
-
Paul Shellard
(
Univ. Cambridge
)
CVOS model for superconducting cosmic strings
(Cosmic strings and branes)
Paul Shellard
(
Univ. Cambridge
)
6:00 PM - 6:30 PM
6:30 PM
Congratulations and Some Happy Memories
-
Kip Thorne
(
CalTech
)
Congratulations and Some Happy Memories
(Black holes)
Kip Thorne
(
CalTech
)
6:30 PM - 6:45 PM
7:00 PM
Welcome cocktail
Welcome cocktail
7:00 PM - 8:30 PM
Tuesday, July 5, 2022
10:00 AM
Doomsday revisited: concise anthropic history of our genus Homo
-
Brandon Carter
(
LUTH, Obs. Paris
)
Doomsday revisited: concise anthropic history of our genus Homo
(Anthropic principle)
Brandon Carter
(
LUTH, Obs. Paris
)
10:00 AM - 10:30 AM
10:30 AM
Astrobiological evolution and the number of critical steps: reasons for (cautious) optimism?
-
Milan Ćirković
(
Astron. Obs. Belgrade
)
Astrobiological evolution and the number of critical steps: reasons for (cautious) optimism?
(Anthropic principle)
Milan Ćirković
(
Astron. Obs. Belgrade
)
10:30 AM - 11:00 AM
11:00 AM
Coffee break
Coffee break
11:00 AM - 11:30 AM
11:30 AM
The Anthropic Principle: 50 Years On
-
Bernard Carr
(
Queen Mary Univ.
)
The Anthropic Principle: 50 Years On
(Anthropic principle)
Bernard Carr
(
Queen Mary Univ.
)
11:30 AM - 12:00 PM
12:00 PM
Counterfactual universes: smooth, rough or nuclear-free
-
Martin Rees
(
Univ. Cambridge
)
Counterfactual universes: smooth, rough or nuclear-free
(Anthropic principle)
Martin Rees
(
Univ. Cambridge
)
12:00 PM - 12:30 PM
1:00 PM
Lunch buffet / picnic
Lunch buffet / picnic
1:00 PM - 2:30 PM
2:30 PM
Bayesian Reasoning: from the Carter Catastrophe to Testing the No-Hair Theorem
-
Reinhard Prix
(
AEI Hannover
)
Bayesian Reasoning: from the Carter Catastrophe to Testing the No-Hair Theorem
(Anthropic principle)
Reinhard Prix
(
AEI Hannover
)
2:30 PM - 3:00 PM
3:00 PM
Relativistic fluids with a twist
-
Nils Andersson
(
Univ. Southampton
)
Relativistic fluids with a twist
(Neutron star interiors)
Nils Andersson
(
Univ. Southampton
)
3:00 PM - 3:30 PM
3:30 PM
Neutron stars and the dense matter equation of state
-
Micaela Oertel
(
LUTH, Obs. Paris
)
Neutron stars and the dense matter equation of state
(Neutron star interiors)
Micaela Oertel
(
LUTH, Obs. Paris
)
3:30 PM - 4:00 PM
4:00 PM
Coffee break
Coffee break
4:00 PM - 4:30 PM
4:30 PM
Superfluid dynamics in neutron stars
-
Nicolas Chamel
(
Université Libre de Bruxelles
)
Superfluid dynamics in neutron stars
(Neutron star interiors)
Nicolas Chamel
(
Université Libre de Bruxelles
)
4:30 PM - 5:00 PM
5:00 PM
Two discs and a missing triangle: the maximally extended Kerr black hole revisited
-
Malcolm MacCallum
(
Queen Mary Univ.
)
Two discs and a missing triangle: the maximally extended Kerr black hole revisited
(Black holes)
Malcolm MacCallum
(
Queen Mary Univ.
)
5:00 PM - 5:30 PM
5:30 PM
Symmetry operatotrs and separation of variables for the Dirac equation
-
Ray McLenaghan
(
University of Waterloo
)
Symmetry operatotrs and separation of variables for the Dirac equation
(Black holes)
Ray McLenaghan
(
University of Waterloo
)
5:30 PM - 6:00 PM
Wednesday, July 6, 2022
10:00 AM
Binary Black Hole Inspiral
-
Luc Blanchet
(
IAP
)
Binary Black Hole Inspiral
(Black holes)
Luc Blanchet
(
IAP
)
10:00 AM - 10:30 AM
10:30 AM
Binary black hole astrophysics
-
Jean-Pierre Lasota
(
IAP
)
Binary black hole astrophysics
(Black holes)
Jean-Pierre Lasota
(
IAP
)
10:30 AM - 11:00 AM
11:00 AM
Coffee break
Coffee break
11:00 AM - 11:30 AM
11:30 AM
Compact objects in modified gravity
-
David Langlois
(
APC
)
Compact objects in modified gravity
(Black holes)
David Langlois
(
APC
)
11:30 AM - 12:00 PM
12:00 PM
Constructing scalar tensor black holes from Kerr geodesics
-
Christos Charmousis
(
IJCLab
)
Constructing scalar tensor black holes from Kerr geodesics
(Black holes)
Christos Charmousis
(
IJCLab
)
12:00 PM - 12:30 PM
12:30 PM
Brandon, Dirac and Fermi
-
Cédric Deffayet
(
IAP
)
Brandon, Dirac and Fermi
(Black holes)
Cédric Deffayet
(
IAP
)
12:30 PM - 1:00 PM
1:00 PM
Lunch break
Lunch break
1:00 PM - 2:30 PM
2:30 PM
Inflationary cosmic hair
-
Alexei Starobinsky
(
Landau Institute for Theoretical Physics RAS
)
Inflationary cosmic hair
(Black holes)
Alexei Starobinsky
(
Landau Institute for Theoretical Physics RAS
)
2:30 PM - 3:00 PM
3:00 PM
Carter’s inspirations : from BKL conjecture to Stellar Pancakes
-
Jean-Pierre Luminet
(
LAM
)
Carter’s inspirations : from BKL conjecture to Stellar Pancakes
(Black holes)
Jean-Pierre Luminet
(
LAM
)
3:00 PM - 3:30 PM
As a beginning researcher I had the chance to benefit from Brandon's wise advice for my early work, from my 1977 thesis on cosmological singularities that he directed to his suggestion to numerically visualize black holes in 1978. Then we could fully collaborate from 1982 to 1986 in a series of pioneering papers on the modelisation of tidal disruption of stars by big black holes.
3:30 PM
A visual journey into some Carter-Penrose diagrams
-
Alain Riazuelo
(
IAP, CNRS, Sorbonne Université
)
A visual journey into some Carter-Penrose diagrams
Alain Riazuelo
(
IAP, CNRS, Sorbonne Université
)
3:30 PM - 4:00 PM
Although it looks simple, the Schwarzschild metric describes a complicated spacetime that is endowed with two asymptotic regions and two singularities. The situation is even more complicated for charged or spinning black holes. Grasping the complexity of these metrics can fortunately be achieved thanks to the celebrated Carter-Penrose diagrams. However, such diagrams do not allow to guess the complexity of the actual visual aspect of these metrics, that is, how a set of celestial spheres are distorted in the presence of strong gravitational fields. Conversely, addressing this issue necessitates to propagate geodesics in metrics that, most of the time, cannot be covered by a unique coordinate system and for which locating photons and oneself in a causal diagram is mandatory. In this talk, I will show a few movies of what an observer would see when travelling within a few black hole metric maximal analytic extensions: Schwarzschild, Reissner-Nordström and, of course, Kerr.
4:00 PM
Probing supermassive compact objects with GRAVITY and the EHT
-
Frederic Vincent
Probing supermassive compact objects with GRAVITY and the EHT
Frederic Vincent
4:00 PM - 4:30 PM
4:30 PM
Coffee break and good bye
Coffee break and good bye
4:30 PM - 5:00 PM