Speaker
Description
Extending quantum simulations of lattice gauge theories beyond one spatial dimension requires encoding gauge fields with infinite-dimensional local Hilbert spaces. I will present a hybrid qubit-qumode framework for real-time simulations of quantum electrodynamics in (2+1) dimensions, where fermionic matter fields are encoded in qubits and gauge fields are represented by continuous-variable bosonic modes. This formulation provides a natural route toward simulating real-time gauge-field dynamics relevant for nuclear physics, including string breaking, particle production, and non-equilibrium phenomena. I will discuss how compact gauge dynamics can be implemented in this hybrid architecture and outline prospects for simulating Abelian and non-Abelian gauge theories coupled to fermionic matter on emerging quantum hardware platforms.