Quantum mean estimation for lattice field theory
EJ Gustafson, H Lamm, J Unmuth-Yockey - Physical Review D, 2023 - APS
We demonstrate the quantum mean estimation algorithm on Euclidean lattice field theories.
This shows a quadratic advantage over Monte Carlo methods which persists even in …
This shows a quadratic advantage over Monte Carlo methods which persists even in …
Quantum error thresholds for gauge-redundant digitizations of lattice field theories
In the quantum simulation of lattice gauge theories, gauge symmetry can be either fixed or
encoded as a redundancy of the Hilbert space. While gauge-fixing reduces the number of …
encoded as a redundancy of the Hilbert space. While gauge-fixing reduces the number of …
[PDF][PDF] Quantum simulation of dihedral gauge theories
We describe the simulation of dihedral gauge theories on digital quantum computers. The
nonabelian discrete gauge group DN–the dihedral group–serves as an approximation to U …
nonabelian discrete gauge group DN–the dihedral group–serves as an approximation to U …
Stout smearing on a quantum computer
EJ Gustafson - arXiv preprint arXiv:2211.05607, 2022 - arxiv.org
Smearing of gauge-field configurations in lattice field theory improves the results of lattice
simulations by suppressing high energy modes from correlation functions. In quantum …
simulations by suppressing high energy modes from correlation functions. In quantum …
Surrogate Constructed Scalable Circuits ADAPT-VQE in the Schwinger model
Inspired by recent advancements of simulating periodic systems on quantum computers, we
develop a new approach,(SC) $^ 2$-ADAPT-VQE, to further advance the simulation of these …
develop a new approach,(SC) $^ 2$-ADAPT-VQE, to further advance the simulation of these …
Digitization and subduction of gauge theories
B Assi, H Lamm - arXiv preprint arXiv:2405.12204, 2024 - arxiv.org
The simulation of lattice gauge theories on quantum computers necessitates digitizing
gauge fields. One approach involves substituting the continuous gauge group with a …
gauge fields. One approach involves substituting the continuous gauge group with a …