Counterdiabatic quantum optimization for efficient state preparation in the Schwinger model

arXiv:2609.31400 · hep-lat, quant-ph · Submitted 2026-09-25 · Read on arXiv

hep-lat, quant-ph

Submitted: 2026-09-25

Updated: 2026-09-25

Comments: 19 pages, 9 figures, 2 tables. The code used in the paper can be found at https://github.com/EthanLaval/Counterdiabatic-quantum-optimization-for-efficient-state-preparation-in-the-Schwinger-model

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Fidelity — 17× in this paper · explained in 2 episodes
• Quantum Approximate Optimization Algorithm — 7× in this paper
• Hilbert Space — 4× in this paper · explained in 2 episodes
• Adiabatic Evolution — 3× in this paper · explained in 2 episodes
• Adiabatic Passage — 1× in this paper · explained in 1 episode
• Benchmarking — 1× in this paper · explained in 3 episodes
• Combinatorial Optimization — 1× in this paper · explained in 2 episodes
• Quantum Physics — 1× in this paper · explained in 10 episodes

Sources

• Lattice Gauge Theory - A short Primer
• Exploring the phase structure of the multi-flavor Schwinger model with quantum computing
• Simulating the Schwinger Model with a Regularized Variational Quantum Imaginary Time Evolution
• Critical behavior of the Schwinger model via gauge-invariant VUMPS
• A Quantum Approximate Optimization Algorithm
• Efficient State Preparation for the Schwinger Model with a Theta Term
• Digitized Counterdiabatic Quantum Algorithms for Logistics Scheduling
• Quantum Computation by Adiabatic Evolution
• An adaptive quantum approximate optimization algorithm for solving combinatorial problems on a quantum computer
• Dynamical QCD simulation with theta terms
• Quantum computing with Qiskit
• Pauli-Sparse regularised Counterdiabatic Shortcuts for Linear-Ramp QAOA

Related papers

• Sampling SU(N) gauge theory on a 2D lattice from independent plaquettes via holonomies and corner reweighting
• MORE Thermal Gauge Theories at Finite theta and mu from Real-Time Quantum Simulation
• Sampling the Schwinger Model with Gauge-Equivariant Diffusion
• Local Thermalization of SU(2) Lattice Gauge Fields on Quantum Computers
• Confinement, String Breaking, and Hadronization in the Compact Abelian Higgs Model
• Continuum limit of a qubit-regularized SU(3) lattice gauge theory on a plaquette chain