Hamiltonian Lattice Gauge Theories: Status, Novel Developments and Applications
from
Monday 1 September 2025 (09:00)
to
Friday 5 September 2025 (19:00)
Monday 1 September 2025
09:00
Welcome by the ECT* Director
-
Dionysios Triantafyllopoulos
(
ECT*, Italy
)
Welcome by the ECT* Director
Dionysios Triantafyllopoulos
(
ECT*, Italy
)
09:00 - 09:30
Room: Aula Renzo Leonardi
09:30
Overview by the Organisers
-
Carsten Urbach
(
University of Bonn
)
Enrique Ortega
(
University of the Basque Country UPV/EHU
)
Simone Romiti
(
Uni-Bern
)
Giuseppe Magnifico
(
University of Bari
)
Overview by the Organisers
Carsten Urbach
(
University of Bonn
)
Enrique Ortega
(
University of the Basque Country UPV/EHU
)
Simone Romiti
(
Uni-Bern
)
Giuseppe Magnifico
(
University of Bari
)
09:30 - 10:00
Room: Aula Renzo Leonardi
10:00
Quantum Simluation of Fundamental Physics
-
Martin Savage
(
INT & University of Washington
)
Quantum Simluation of Fundamental Physics
Martin Savage
(
INT & University of Washington
)
10:00 - 11:00
Room: Aula Renzo Leonardi
11:00
Coffee Break
Coffee Break
11:00 - 11:30
Room: Aula Renzo Leonardi
11:30
Symmetry verification for noisy quantum simulations of non-Abelian lattice gauge theories
-
Edoardo Ballini
(
Università di Trento
)
Symmetry verification for noisy quantum simulations of non-Abelian lattice gauge theories
Edoardo Ballini
(
Università di Trento
)
11:30 - 12:00
Room: Aula Renzo Leonardi
12:00
Large N Truncation of SU(N) Lattice Gauge Theory
-
Anthony Ciavarella
(
Lawrence Berkeley National Lab
)
Large N Truncation of SU(N) Lattice Gauge Theory
Anthony Ciavarella
(
Lawrence Berkeley National Lab
)
12:00 - 12:30
Room: Aula Renzo Leonardi
12:30
Lunch Break
Lunch Break
12:30 - 14:00
Room: Aula Renzo Leonardi
14:00
Composite particle spectroscopy in the Hamiltonian approach
-
Etsuko Itou
(
RIKEN
)
Composite particle spectroscopy in the Hamiltonian approach
Etsuko Itou
(
RIKEN
)
14:00 - 14:30
Room: Aula Renzo Leonardi
14:30
Digitised Hamiltonian SU(2) Lattice Gauge Theories at Weak Couplings
-
Timo Jakobs
Digitised Hamiltonian SU(2) Lattice Gauge Theories at Weak Couplings
Timo Jakobs
14:30 - 15:00
Room: Aula Renzo Leonardi
15:00
Coffee Break
Coffee Break
15:00 - 15:30
Room: Aula Renzo Leonardi
15:30
Strongly Coupled QCD on a Quantum Annealer
-
Thomas Luu
(
IAS-4, Forschungszentrum Jülich
)
Strongly Coupled QCD on a Quantum Annealer
Thomas Luu
(
IAS-4, Forschungszentrum Jülich
)
15:30 - 16:00
Room: Aula Renzo Leonardi
16:00
Generalizing the loop-string-hadron formulation to SU(3) Yang-Mills theory
-
Jesse Stryker
(
Lawrence Berkeley National Laboratory
)
Generalizing the loop-string-hadron formulation to SU(3) Yang-Mills theory
Jesse Stryker
(
Lawrence Berkeley National Laboratory
)
16:00 - 16:30
Room: Aula Renzo Leonardi
16:30
Discussion
-
Giuseppe Magnifico
(
University of Bari
)
Enrique Ortega
(
University of the Basque Country UPV/EHU
)
Simone Romiti
(
Uni-Bern
)
Carsten Urbach
(
University of Bonn
)
Discussion
Giuseppe Magnifico
(
University of Bari
)
Enrique Ortega
(
University of the Basque Country UPV/EHU
)
Simone Romiti
(
Uni-Bern
)
Carsten Urbach
(
University of Bonn
)
16:30 - 17:30
Room: Aula Renzo Leonardi
Tuesday 2 September 2025
09:00
Quantum Computing and Applications for Lattice Gauge Theories
-
Christian Bauer
(
LBNL
)
Quantum Computing and Applications for Lattice Gauge Theories
Christian Bauer
(
LBNL
)
09:00 - 10:00
Room: Aula Renzo Leonardi
10:00
Matching Lagrangian and Hamiltonian Simulations in (2+1)-dimensional U(1) Gauge Theory
-
Christiane Franziska Groß
(
HISKP, Uni Bonn
)
Matching Lagrangian and Hamiltonian Simulations in (2+1)-dimensional U(1) Gauge Theory
Christiane Franziska Groß
(
HISKP, Uni Bonn
)
10:00 - 10:30
Room: Aula Renzo Leonardi
10:30
Coffee break
Coffee break
10:30 - 11:00
Room: Aula Renzo Leonardi
11:00
Universal Protocol for Quantum Simulation of Gauge Theories in Arbitrary Dimensions and Gauge Groups
-
Masanori Hanada
(
Queen Mary University of London
)
Universal Protocol for Quantum Simulation of Gauge Theories in Arbitrary Dimensions and Gauge Groups
Masanori Hanada
(
Queen Mary University of London
)
11:00 - 11:30
Room: Aula Renzo Leonardi
11:30
Simulating SU(2) Yang-Mills Theory with near-term VQE methods
-
Klaus Liegener
(
Walther-Meßner Institute / Technical University of Munich
)
Simulating SU(2) Yang-Mills Theory with near-term VQE methods
Klaus Liegener
(
Walther-Meßner Institute / Technical University of Munich
)
11:30 - 12:00
Room: Aula Renzo Leonardi
12:00
Lunch
Lunch
12:00 - 14:00
Room: Aula Renzo Leonardi
14:00
A Quantum Link Model with Heavy Hex Topology
-
Uwe-Jens Wiese
(
University of Bern, Switzerland
)
A Quantum Link Model with Heavy Hex Topology
Uwe-Jens Wiese
(
University of Bern, Switzerland
)
14:00 - 14:30
Room: Aula Renzo Leonardi
14:30
Quantum entanglement from local operators
-
Andrea Bulgarelli
(
University of Turin and INFN Turin
)
Quantum entanglement from local operators
Andrea Bulgarelli
(
University of Turin and INFN Turin
)
14:30 - 15:00
Room: Aula Renzo Leonardi
15:00
Simplifying quantum simulations (of LGT)
-
Luca Dellantonio
(
Exeter University
)
Simplifying quantum simulations (of LGT)
Luca Dellantonio
(
Exeter University
)
15:00 - 15:30
Room: Aula Renzo Leonardi
15:30
Convergence and Efficiency of Quantum Imaginary Time Evolution
-
Tobias Hartung
Convergence and Efficiency of Quantum Imaginary Time Evolution
Tobias Hartung
15:30 - 16:00
Room: Aula Renzo Leonardi
16:00
Coffee Break
Coffee Break
16:00 - 16:30
Room: Aula Renzo Leonardi
16:30
Poster Session
-
Alessio Negro
(
University of Bonn, HISKP
)
Giovanni Pederiva
Andrea Basilio Rava
Jinglei Zhang
(
University of Waterloo
)
Martina Gisti
(
Università di Bonn
)
Thomas Luu
(
IAS-4, Forschungszentrum Jülich
)
Florian Meinecke
(
Universität Bonn, Institut für Numerische Simulation
)
Poster Session
Alessio Negro
(
University of Bonn, HISKP
)
Giovanni Pederiva
Andrea Basilio Rava
Jinglei Zhang
(
University of Waterloo
)
Martina Gisti
(
Università di Bonn
)
Thomas Luu
(
IAS-4, Forschungszentrum Jülich
)
Florian Meinecke
(
Universität Bonn, Institut für Numerische Simulation
)
16:30 - 18:00
Room: Aula Renzo Leonardi
20:00
Social Dinner Restaurant Orso Grigio
Social Dinner Restaurant Orso Grigio
20:00 - 22:00
Room: Aula Renzo Leonardi
Wednesday 3 September 2025
09:00
Selected topics in tensor networks
-
Stefan Kühn
(
DESY, CQTA
)
Selected topics in tensor networks
Stefan Kühn
(
DESY, CQTA
)
09:00 - 10:00
Room: Aula Renzo Leonardi
10:00
String Breaking and Glueball Formation in 2+1D Lattice Gauge Theories
-
Jad Halimeh
(
Ludwig Maximilian University of Munich
)
String Breaking and Glueball Formation in 2+1D Lattice Gauge Theories
Jad Halimeh
(
Ludwig Maximilian University of Munich
)
10:00 - 10:30
Room: Aula Renzo Leonardi
10:45
Coffee break
Coffee break
10:45 - 11:15
Room: Aula Renzo Leonardi
11:15
Critical behavior of the Schwinger model via gauge-invariant variational uniform matrix product states
-
Takuya Okuda
(
University of Tokyo
)
Critical behavior of the Schwinger model via gauge-invariant variational uniform matrix product states
Takuya Okuda
(
University of Tokyo
)
11:15 - 11:45
Room: Aula Renzo Leonardi
11:45
Nonperturbative signatures of fractons in the twisted multi-flavor Schwinger model
-
Pavel Popov
(
ICFO
)
Nonperturbative signatures of fractons in the twisted multi-flavor Schwinger model
Pavel Popov
(
ICFO
)
11:45 - 12:15
Room: Aula Renzo Leonardi
12:15
Static Quark Potential in a SU(2) Quantum Link Model
-
Paul Ludwig
(
University of Bonn
)
Static Quark Potential in a SU(2) Quantum Link Model
Paul Ludwig
(
University of Bonn
)
12:15 - 12:45
Room: Aula Renzo Leonardi
12:45
Lunch break
Lunch break
12:45 - 14:00
Room: Aula Renzo Leonardi
14:00
Neural quantum states for SU(2) lattice gauge theory
-
Thomas Spriggs
(
TU Delft, QuTech
)
Neural quantum states for SU(2) lattice gauge theory
Thomas Spriggs
(
TU Delft, QuTech
)
14:00 - 14:30
Room: Aula Renzo Leonardi
14:30
Non-abelian (1+1)d gauge theories using infinite matrix product states
-
Benjamin Søgaard
(
Princeton
)
Non-abelian (1+1)d gauge theories using infinite matrix product states
Benjamin Søgaard
(
Princeton
)
14:30 - 15:00
Room: Aula Renzo Leonardi
15:00
Coffee Break
Coffee Break
15:00 - 15:30
Room: Aula Renzo Leonardi
15:30
Toward Efficient Trotter-Suzuki Schemes for Long-Time Quantum Dynamic
-
Marko Malezic
(
Helmholtz Institute for nuclear and radiation physics
)
Toward Efficient Trotter-Suzuki Schemes for Long-Time Quantum Dynamic
Marko Malezic
(
Helmholtz Institute for nuclear and radiation physics
)
15:30 - 16:00
Room: Aula Renzo Leonardi
16:00
Discussion session
Discussion session
16:00 - 17:00
Room: Aula Renzo Leonardi
Thursday 4 September 2025
09:00
The QCCD trapped-ion architecture and its benefits for Lattice Gauge Theories
-
Enrico Rinaldi
(
Quantinuum Ltd.
)
The QCCD trapped-ion architecture and its benefits for Lattice Gauge Theories
Enrico Rinaldi
(
Quantinuum Ltd.
)
09:00 - 10:00
Room: Aula Renzo Leonardi
10:00
Renormalized dual basis for scalable simulations of (2+1)D compact quantum electrodynamics
-
Marc Miranda-Riaza
(
Universitat Autònoma de Barcelona
)
Renormalized dual basis for scalable simulations of (2+1)D compact quantum electrodynamics
Marc Miranda-Riaza
(
Universitat Autònoma de Barcelona
)
10:00 - 10:30
Room: Aula Renzo Leonardi
10:30
Coffee
Coffee
10:30 - 11:00
Room: Aula Renzo Leonardi
11:00
How many states are gauge-invariant?
-
Alessandro Mariani
(
University of Bern
)
Alessandro Mariani
How many states are gauge-invariant?
Alessandro Mariani
(
University of Bern
)
Alessandro Mariani
11:00 - 11:30
Room: Aula Renzo Leonardi
11:30
Spontaneously Broken Non-Invertible Symmetries in Transverse-Field Ising Qudit Chains
-
Sergej Moroz
(
Karlstad University
)
Spontaneously Broken Non-Invertible Symmetries in Transverse-Field Ising Qudit Chains
Sergej Moroz
(
Karlstad University
)
11:30 - 12:00
Room: Aula Renzo Leonardi
12:00
Lunch break
Lunch break
12:00 - 13:30
Room: Aula Renzo Leonardi
13:30
Free afternoon: hiking, etc.
Free afternoon: hiking, etc.
13:30 - 18:00
Room: Aula Renzo Leonardi
20:00
Social Dinner: PIzza
Social Dinner: PIzza
20:00 - 22:00
Room: Aula Renzo Leonardi
Friday 5 September 2025
09:00
Summary and discussion of the organizers
-
Enrique Ortega
(
University of the Basque Country UPV/EHU
)
Carsten Urbach
(
University of Bonn
)
Giuseppe Magnifico
(
University of Bari
)
Randy Lewis
(
York University
)
Karl Jansen
(
DESY Zeuthen / CQTA
)
Simone Romiti
(
Uni-Bern
)
Summary and discussion of the organizers
Enrique Ortega
(
University of the Basque Country UPV/EHU
)
Carsten Urbach
(
University of Bonn
)
Giuseppe Magnifico
(
University of Bari
)
Randy Lewis
(
York University
)
Karl Jansen
(
DESY Zeuthen / CQTA
)
Simone Romiti
(
Uni-Bern
)
09:00 - 10:00
Room: Aula Renzo Leonardi
10:00
Coffee break
Coffee break
10:00 - 10:30
Room: Aula Renzo Leonardi
10:30
Concluding discussion
Concluding discussion
10:30 - 12:00
Room: Aula Renzo Leonardi
12:00
Lunch break and end of the workshop
Lunch break and end of the workshop
12:00 - 13:30
Room: Aula Renzo Leonardi