Optical superlattice for engineering Hubbard couplings in quantum simulation

T Chalopin, P Bojović, D Bourgund, S Wang, T Franz… - Physical Review Letters, 2025 - APS
Quantum simulations of Hubbard models with ultracold atoms rely on the exceptional control
of coherent motion provided by optical lattices. Here we demonstrate enhanced tunability …

Many-body physics of ultracold alkaline-earth atoms with SU (N)-symmetric interactions

E Ibarra-García-Padilla… - Journal of Physics …, 2024 - iopscience.iop.org
Symmetries play a crucial role in understanding phases of matter and the transitions
between them. Theoretical investigations of quantum models with SU (N) symmetry have …

Real-time scattering in the lattice Schwinger model

I Papaefstathiou, J Knolle, MC Bañuls - Physical Review D, 2025 - APS
Tensor network methods have demonstrated their suitability for the study of equilibrium
properties of lattice gauge theories, even close to the continuum limit. We use them in an out …

Non-Gaussian diffusive fluctuations in Dirac fluids

S Gopalakrishnan, E McCulloch, R Vasseur - Proceedings of the National …, 2024 - pnas.org
Dirac fluids—interacting systems obeying particle–hole symmetry and Lorentz invariance—
are among the simplest hydrodynamic systems; they have also been studied as effective …

Local control and mixed dimensions: exploring high-temperature superconductivity in optical lattices

H Schlömer, H Lange, T Franz, T Chalopin, P Bojović… - PRX Quantum, 2024 - APS
The simulation of high-temperature superconducting materials by implementing strongly
correlated fermionic models in optical lattices is one of the major objectives in the field of …

Probing spontaneously symmetry-broken phases with spin-charge separation through noise correlation measurements

K Gallego-Lizarribar, S Julià-Farré, M Lewenstein… - Physical Review …, 2024 - APS
Spontaneously symmetry-broken (SSB) phases are locally ordered states of matter
characterizing a large variety of physical systems. Because of their specific ordering, their …