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 …

Standard model physics and the digital quantum revolution: thoughts about the interface

N Klco, A Roggero, MJ Savage - Reports on Progress in Physics, 2022 - iopscience.iop.org
Advances in isolating, controlling and entangling quantum systems are transforming what
was once a curious feature of quantum mechanics into a vehicle for disruptive scientific and …

Simulating lattice gauge theories within quantum technologies

MC Banuls, R Blatt, J Catani, A Celi, JI Cirac… - The European physical …, 2020 - Springer
Lattice gauge theories, which originated from particle physics in the context of Quantum
Chromodynamics (QCD), provide an important intellectual stimulus to further develop …

Scalable circuits for preparing ground states on digital quantum computers: The Schwinger model vacuum on 100 qubits

RC Farrell, M Illa, AN Ciavarella, MJ Savage - PRX Quantum, 2024 - APS
The vacuum of the lattice Schwinger model is prepared on up to 100 qubits of IBM's Eagle-
processor quantum computers. A new algorithm to prepare the ground state of a gapped …

High-energy collision of quarks and mesons in the Schwinger model: From tensor networks to circuit QED

R Belyansky, S Whitsitt, N Mueller, A Fahimniya… - Physical Review Letters, 2024 - APS
With the aim of studying nonperturbative out-of-equilibrium dynamics of high-energy particle
collisions on quantum simulators, we investigate the scattering dynamics of lattice quantum …

Preparations for quantum simulations of quantum chromodynamics in dimensions. I. Axial gauge

RC Farrell, IA Chernyshev, SJM Powell, NA Zemlevskiy… - Physical Review D, 2023 - APS
Tools necessary for quantum simulations of 1+ 1 dimensional quantum chromodynamics are
developed. When formulated in axial gauge and with two flavors of quarks, this system …

Simulating 2d effects in lattice gauge theories on a quantum computer

D Paulson, L Dellantonio, JF Haase, A Celi, A Kan… - PRX quantum, 2021 - APS
Quantum computing is in its greatest upswing, with so-called noisy-intermediate-scale-
quantum devices heralding the computational power to be expected in the near future. While …

Quantum simulations of hadron dynamics in the Schwinger model using 112 qubits

RC Farrell, M Illa, AN Ciavarella, MJ Savage - Physical Review D, 2024 - APS
Hadron wave packets are prepared and time evolved in the Schwinger model using 112
qubits of IBM's 133-qubit Heron quantum computer ibm_torino. The initialization of the …

Measurement error mitigation in quantum computers through classical bit-flip correction

L Funcke, T Hartung, K Jansen, S Kühn, P Stornati… - Physical Review A, 2022 - APS
We develop a classical bit-flip correction method to mitigate measurement errors on
quantum computers. This method can be applied to any operator, any number of qubits, and …

Lattice quantum electrodynamics in (3+ 1)-dimensions at finite density with tensor networks

G Magnifico, T Felser, P Silvi, S Montangero - Nature communications, 2021 - nature.com
Gauge theories are of paramount importance in our understanding of fundamental
constituents of matter and their interactions. However, the complete characterization of their …