5th week (Feb 26–Mar 1): Dark energy and gravity beyond general relativity
| Feb 26 (Mon) | Feb 27 (Tue) | Feb 28 (Wed) | Feb 29 (Thu) | Mar 1 (Fri) |
|---|---|---|---|---|
| 10:00–10:25 coffee |
10:00–10:30 coffee |
10:00–10:30 coffee |
||
| opening | ||||
| 10:30–12:10 session |
10:30–11:00 coffee |
10:30–12:10 session |
10:30–11:00 coffee |
10:30–12:00 session |
| 11:00–12:00 session |
11:00–12:00 session |
|||
| 12:00–14:00 lunch |
12:00–14:00 lunch |
12:00–14:00 lunch |
||
| 12:10–13:40 lunch |
12:10–13:40 lunch |
|||
| 13:40–15:00 session |
13:40–15:00 session |
|||
| 14:00–15:00 session |
14:00–15:00 session |
14:00–15:00 session |
||
| 15:00–15:30 coffee |
15:00–15:30 coffee |
15:00–15:30 coffee |
15:00–15:30 coffee |
15:00–15:30 coffee |
| 15:30–16:40 session |
15:30–16:30 session |
15:30–16:10 session |
15:30–16:30 session |
15:30–16:30 session |
| 16:10–16:30 break |
||||
| 16:30–17:50 session |
closing | |||
| 16:40–17:00 break |
18:00–20:00 party |
|||
| 17:00–18:10 session |
||||
Feb 26 (Mon) one-day workshop
10:00–10:25 coffee
10:25–10:30 Shinji Mukohyama (YITP) "Opening address"
Chair: Takahashi
- 10:30–11:30 (50min+10min) Anne-Christine Davis (Cambridge)
"Modified Gravity in Cosmology and the Laboratory" - 11:30–11:50 (15min+5min) Kota Numajiri (Nagoya)
"Relation of observables and the internal physics of neutron stars under F(R) gravity" [slides] - 11:50–12:10 (15min+5min) Carlos Pastor Marcos (Heidelberg)
"Black Hole and Neutron Star solutions in f(Q) gravity" [slides]
12:10–13:40 lunch
Chair: Yunes
- 13:40–14:40 (50min+10min) Thomas Sotiriou (Nottingham)
"Measuring scalar charge with EMRIs" - 14:40–15:00 (15min+5min) Kotaro Mizui (Waseda)
"Vainshtein screening of time and spatial scalar-field derivatives" [slides]
15:00–15:30 coffee
Chair: Aoki
- 15:30–16:00 (25min+5min) Vicharit Yingcharoenrat (Kavli IPMU)
"EFT of Black Hole Perturbations with Timelike Scalar Profile: Recent Progress" [slides] - 16:00–16:20 (15min+5min) Lewis Croney (KCL)
"Slowly-rolling scalars around rotating black holes" [slides] - 16:20–16:40 (15min+5min) Sergi Sirera Lahoz (Portsmouth)
"Testing the speed of gravity with black hole ringdown" [slides]
16:40–17:00 break
- 17:00–17:30 (25min+5min) Masashi Kimura (Daiichi Inst. Tech.)
"Perturbative quasinormal mode frequencies" - 17:30–17:50 (15min+5min) Jiale Zhang (Ochanomizu)
"Parametrized Black Hole Quasinormal Ringdown Formalism for Higher Overtones" - 17:50–18:10 (15min+5min) Jin Saito (Rikkyo)
"Post-Newtonian approximations in the U-DHOST theory" [slides]
Feb 27 (Tue) seminar day
10:30–11:00 coffee
Chair: Afshordi
- 11:00–12:00 (50min+10min) Mordehai Milgrom (Weizmann Institute)
"The MOND-cosmology nexus" [slides]
12:00–14:00 lunch
Chair: Aoki
- 14:00–14:30 (25min+5min) Masato Minamitsuji (Lisbon)
"Black hole thermodynamics in Horndeski theories" [slides] - 14:30–15:00 (25min+5min) Justin Feng (LeCosPA)
"Singularity at the demise of a black hole" [slides]
15:00–15:30 coffee
- 15:30–16:00 (25min+5min) Sinya Aoki (YITP)
"A conserved charge in general relativity" [slides] - 16:00–16:30 (25min+5min) Chen-Te Ma (Iowa State U)
"Modular Average and Weyl Anomaly in Two-Dimensional Schwarzian Theory" [slides]
Feb 28 (Wed) one-day workshop
10:00–10:30 coffee
Chair: Sotiriou
- 10:30–11:30 (50min+10min) Enrico Barausse (SISSA)
"Gravitational wave generation in effective field theories of dark energy" - 11:30–11:50 (15min+5min) Daiki Watarai (RESCEU)
"Physically consistent gravitational waveform for capturing beyond general relativity effects in the compact object merger phase" [slides] - 11:50–12:10 (15min+5min) Che-Yu Chen (RIKEN)
"Resonant orbits and chaos of rotating black holes beyond circularity" [slides]
12:10–13:40 lunch
Chair: Barausse
- 13:40–14:10 (25min+5min) Dina Traykova (AEI)
"Scalar wave emission in theories with kinetic screening" - 14:10–14:40 (25min+5min) Hao-Jui Kuan (AEI)
"Binary neutron star mergers in massive scalar-tensor theory" [slides] - 14:40–15:00 (15min+5min) Tsz Lok Lam (AEI)
"Binary neutron star mergers in massive scalar-tensor theory: fate of post-merger remnants"
15:00–15:30 coffee
Chair: Oshita
- 15:30–15:50 (15min+5min) Shiqian Hu (KCL)
"Seeded vacuum decay with Gauss-Bonnet" [slides] - 15:50–16:10 (15min+5min) Lu Yin (APCTP)
"Is Cosmic Birefringence model-dependent?" [slides]
16:10–16:30 break
- 16:30–17:00 (25min+5min) Jibril Ben Achour (ÉNS Lyon/Munich)
"Exploring non-perturbative gravitational waves in Horndeski gravity" - 17:00–17:30 (25min+5min) Wei-Chen Lin (PNU)
"Spacetime surgery for black hole" - 17:30–17:50 (15min+5min) Sebastian Murk (OIST)
"Kinematic and thermodynamic properties of dynamical regular black holes" [slides]
Feb 29 (Thu) seminar day
10:30–11:00 coffee
Chair: Davis
- 11:00–12:00 (50min+10min) Andrew Tolley (Imperial)
"Vainshtein Screening, Galileons and Massive Gravity" [slides]
12:00–14:00 lunch
Chair: Aoki
- 14:00–14:30 (25min+5min) Junsei Tokuda (IBS)
"Gravitational positivity bounds from finite energy sum rules" [slides] - 14:30–15:00 (25min+5min) Kazuharu Bamba (Fukushima)
"Holographic dark energy for inflationary cosmology and the trans-Planckian censorship conjecture" [slides]
15:00–15:30 coffee
- 15:30–16:00 (25min+5min) Taishi Katsuragawa (CCNU)
"F(R) gravity and chameleon mechanism in early Universe" - 16:00–16:30 (25min+5min) Anamaria Hell (Kavli IPMU)
"The two faces of R2 gravity"
Mar 1 (Fri) one-day workshop + party
10:00–10:30 coffee
Chair: Mukohyama
- 10:30–11:30 (50min+10min) Nicolás Yunes (UIUC)
"Parity when gravity waves" - 11:30–12:00 (25min+5min) Filipe Mena (Lisbon)
"Mathematical problems of generalised theories of gravity"
12:00–14:00 lunch
Chair: Takahashi
- 14:00–14:30 (25min+5min) Maria Mylova (Kavli IPMU)
"Effective Field Theory of the Cuscuton" - 14:30–15:00 (25min+5min) Zhibang Yao (Rikkyo)
"Interacting massless gravitons from extended minimal theory of bigravity" [slides]
15:00–15:30 coffee
Chair: Yingcharoenrat
- 15:30–15:50 (15min+5min) Ryuya Kudo (Hirosaki)
"Photon region in stationary cylindrically symmetric spacetimes" [slides] - 15:50–16:10 (15min+5min) Mahmoud Ahmed Ali (Tokyo)
"Irreversible relativistic effects and spacetime curvature" [slides] - 16:10–16:30 (15min+5min) Simran Arora (Birla Inst. Tech. Sci.)
"On the impact of f(Q) gravity on the Large Scale Structure" [slides]
16:30–16:35 Shinji Mukohyama (YITP) "Closing"
18:00–20:00 party