Name: FAU^2 Workshop on quantum gravity across scales: from physics at the Planck scale to effective theories
Start: 2025-05-20T11:00:00+02:00
End: 2025-05-22T23:00:00+02:00
Location: ECAP Laboratory Building

FAU^2 Workshop on quantum gravity across scales: from physics at the Planck scale to effective theories

from Tuesday, May 20, 2025 (11:00 AM) to Thursday, May 22, 2025 (11:00 PM)

Monday, May 19, 2025
Tuesday, May 20, 2025

11:00 AM Registration

11:00 AM - 12:00 PM
1:30 PM Session 1: Session 1
Session 1
1:30 PM - 4:00 PM
Contributions

1:30 PM Asymptotically safe quantum gravity on foliated spacetimes - Frank Saueressig

2:10 PM Asymptotically safe - canonical quantum gravity junction - Thomas Thiemann

2:50 PM The universal swampland - Astrid Eichhorn

3:30 PM Probing asymptotically safe quantum gravity with matter with functional and lattice methods - Marc Schiffer
4:00 PM Coffee break

4:00 PM - 4:30 PM
4:30 PM Session 2: Session 2
Session 2
4:30 PM - 7:30 PM
Contributions

4:30 PM Invariant observables in quantum gravity and quantum corrections to the Hubble rate and the Newton potential - Markus B. Fröb

5:10 PM Quantum Nature of the Big Bang with Polymer Matter - Parampreet Singh

5:50 PM Effective quantum corrections to Bianchi models and its connection to BKL scenarios - Ana Alonso-Serrano (Humboldt University of Berlin and AEI-MPI)

6:30 PM Operator dressing & proto-gauge theory from quantum mereology - Oliver Friedrich

7:00 PM Preserving Gauge Symmetries in Cosmology via Loop Quantum Gravity - Matteo Bruno (Sapienza University of Rome)
7:30 PM Final Discussion with all speakers: Final discussion with all speakers of the day
Final discussion with all speakers of the day
7:30 PM - 8:15 PM

8:15 PM Poster Session: Welcome get together with drinks and snacks
Welcome get together with drinks and snacks
8:15 PM - 11:15 PM
Wednesday, May 21, 2025

12:00 PM Physics Colloquium on Quantum Gravity

12:00 PM - 1:00 PM
2:00 PM Session 3: Session 3
Session 3
2:00 PM - 4:20 PM
Contributions

2:00 PM Dynamical models of regular black holes and singularity resolution from effective quantum spacetimes - Alfio Bonanno (INAF - INFN Catania)

2:40 PM From Cosmology to Black Holes: Effective Dynamics via LTB and Scalar-Tensor Reconstruction - Hongguang Liu

3:20 PM New results for the shock wave model - Francesco Fazzini (University of New Brunswick)

3:50 PM Causal structure of nonhomogeneous dust collapse in effective loop quantum gravity - Michał Bobula (University of Wrocław)
4:20 PM Coffee break

4:20 PM - 4:50 PM
4:50 PM Session 4: Session 4
Session 4
4:50 PM - 7:20 PM
Contributions

4:50 PM Berry phases and von Neumann algebras for wormholes in AdS/CFT - Johanna Erdmenger

5:30 PM Lorentzian cosmological path integrals from effective spin foams - Sebastian Steinhaus

6:10 PM Extracting effective continuum physics from quantum gravity - Daniele Oriti (Dept Fisica Teorica, Universidad Complutense de Madrid)

6:50 PM Emergent early and late acceleration from Quantum Gravity - Luca Marchetti (Okinawa Institute of Science and Technology)
7:20 PM Closing remarks: Final discussion with all speakers of the day
Final discussion with all speakers of the day
7:20 PM - 8:05 PM

8:05 PM Workshop Dinner Barbecue: Workshop Dinner
Workshop Dinner
8:05 PM - 11:05 PM
Thursday, May 22, 2025
1:30 PM Session 5
1:30 PM - 4:50 PM
Contributions

1:30 PM Quantum reference frames and their application in quantum gravity - Philipp Höhn

2:10 PM Effective actions and observables - Kevin Falls

2:50 PM Hamiltonian renormalisation of the U(1)^3 model for 3+1 quantum gravity - Melissa Rodriguez Zarate

3:20 PM What triangulations at criticality in TGFT? - Johannes Thürigen

3:50 PM Dynamics of semiclassical states in the single-vertex model of quantum-reduced loop gravity - Ilkka Mäkinen

4:20 PM Computing the graph-changing dynamics of loop quantum gravity - Thiago Lucena de Macedo Guedes
4:50 PM Coffee break

4:50 PM - 5:20 PM
5:20 PM Session 6: Session 6
Session 6
5:20 PM - 7:00 PM
Contributions

5:20 PM Darboux transformations in the interior of nonrotating black holes - Guillermo A. Mena Marugán (IEM, CSIC)

6:00 PM Hawking evaporation in Loop Quantum Gravity - Idrus Husin Belfaqih

6:30 PM Across the Horizon: Singularities in Quantum Black Hole Spacetimes - Sofie Ried (Univesity of Sheffield)
7:00 PM Final Discussion with all speakers: Final discussion with all speakers of the day
Final discussion with all speakers of the day
7:00 PM - 7:45 PM

7:45 PM Closing remarks: Closing remarks
Closing remarks
7:45 PM - 8:00 PM

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