Quantum simulation of fundamental particles and forces

CW Bauer, Z Davoudi, N Klco, MJ Savage - Nature Reviews Physics, 2023 - nature.com
Key static and dynamic properties of matter—from creation in the Big Bang to evolution into
subatomic and astrophysical environments—arise from the underlying fundamental …

Quantum computing for high-energy physics: State of the art and challenges

A Di Meglio, K Jansen, I Tavernelli, C Alexandrou… - PRX Quantum, 2024 - APS
Quantum computers offer an intriguing path for a paradigmatic change of computing in the
natural sciences and beyond, with the potential for achieving a so-called quantum …

Observation of many-body scarring in a Bose-Hubbard quantum simulator

GX Su, H Sun, A Hudomal, JY Desaules, ZY Zhou… - Physical Review …, 2023 - APS
The ongoing quest for understanding nonequilibrium dynamics of complex quantum
systems underpins the foundation of statistical physics as well as the development of …

Observation of microscopic confinement dynamics by a tunable topological θ-angle

WY Zhang, Y Liu, Y Cheng, MG He, HY Wang… - Nature Physics, 2024 - nature.com
The topological θ-angle is central to several gauge theories in condensed-matter and high-
energy physics. For example, it is responsible for the strong CP problem in quantum …

Cold-atom particle collider

GX Su, JJ Osborne, JC Halimeh - PRX Quantum, 2024 - APS
A major objective of the strong ongoing drive to realize quantum simulators of gauge
theories is achieving the capability to probe collider-relevant physics on them. In this regard …

New basis for Hamiltonian SU (2) simulations

I D'Andrea, CW Bauer, DM Grabowska, M Freytsis - Physical Review D, 2024 - APS
Due to rapidly improving quantum computing hardware, Hamiltonian simulations of
relativistic lattice field theories have seen a resurgence of attention. This computational tool …

Spin exchange-enabled quantum simulator for large-scale non-Abelian gauge theories

JC Halimeh, L Homeier, A Bohrdt, F Grusdt - PRX Quantum, 2024 - APS
A central requirement for the faithful implementation of large-scale lattice gauge theories
(LGTs) on quantum simulators is the protection of the underlying gauge symmetry. Recent …

Variational quantum simulation of U (1) lattice gauge theories with qudit systems

PP Popov, M Meth, M Lewestein, P Hauke… - Physical Review …, 2024 - APS
Lattice gauge theories are fundamental to various fields, including particle physics,
condensed matter, and quantum information theory. Recent progress in the control of …

General quantum algorithms for Hamiltonian simulation with applications to a non-Abelian lattice gauge theory

Z Davoudi, AF Shaw, JR Stryker - Quantum, 2023 - quantum-journal.org
With a focus on universal quantum computing for quantum simulation, and through the
example of lattice gauge theories, we introduce rather general quantum algorithms that can …

Ab Initio Derivation of Lattice-Gauge-Theory Dynamics for Cold Gases in Optical Lattices

FM Surace, P Fromholz, ND Oppong, M Dalmonte… - PRX Quantum, 2023 - APS
We introduce a method for quantum simulation of U (1) lattice gauge theories coupled to
matter, utilizing alkaline-earth (-like) atoms in state-dependent optical lattices. The proposal …