Scaling advantage over path-integral Monte Carlo in quantum simulation of geometrically frustrated magnets

AD King, J Raymond, T Lanting, SV Isakov… - Nature …, 2021 - nature.com
The promise of quantum computing lies in harnessing programmable quantum devices for
practical applications such as efficient simulation of quantum materials and condensed …

Qubit spin ice

AD King, C Nisoli, ED Dahl, G Poulin-Lamarre… - Science, 2021 - science.org
Artificial spin ices are frustrated spin systems that can be engineered, in which fine tuning of
geometry and topology has allowed the design and characterization of exotic emergent …

Dynamics of topological excitations in a model quantum spin ice

CJ Huang, Y Deng, Y Wan, ZY Meng - Physical review letters, 2018 - APS
We study the quantum spin dynamics of a frustrated XXZ model on a pyrochlore lattice by
using large-scale quantum Monte Carlo simulation and stochastic analytic continuation. In …

Prethermal time-crystalline spin ice and monopole confinement in a driven magnet

M Yue, Z Cai - Physical Review Letters, 2023 - APS
Studies of systems far from equilibrium open up new avenues for investigating exotic phases
of matter. A driven-dissipative frustrated spin system is examined in this study, and we …

Quantum Versus Classical Spin Fragmentation in Dipolar Kagome Ice

Z Dun, X Bai, JAM Paddison, E Hollingworth, NP Butch… - Physical Review X, 2020 - APS
A promising route to realize entangled magnetic states combines geometrical frustration with
quantum-tunneling effects. Spin-ice materials are canonical examples of frustration, and …

Jordan-Wigner composite fermion liquids in a two-dimensional quantum spin ice

L Goller, IS Villadiego - Physical Review B, 2024 - APS
The Jordan-Wigner map in two dimensions is an exact lattice regularization of the 2 π-flux
attachment to a hard-core boson (or spin 1 2) leading to a composite fermion particle. When …

Hierarchy of energy scales and field-tunable order by disorder in dipolar-octupolar pyrochlores

B Placke, R Moessner, O Benton - Physical Review B, 2020 - APS
Dipolar-octupolar pyrochlore magnets in a strong external magnet field applied in the [110]
direction are known to form a “chain” state, with subextensive degeneracy. Magnetic …

Classical and quantum theories of proton disorder in hexagonal water ice

O Benton, O Sikora, N Shannon - Physical Review B, 2016 - APS
It has been known since the pioneering work of Bernal, Fowler, and Pauling that common,
hexagonal (Ih) water ice is the archetype of a frustrated material: a proton-bonded network in …

Spin-Ice Thin Films: Large- Theory and Monte Carlo Simulations

É Lantagne-Hurtubise, JG Rau, MJP Gingras - Physical Review X, 2018 - APS
We explore the physics of highly frustrated magnets in confined geometries, focusing on the
Coulomb phase of pyrochlore spin ices. As a specific example, we investigate thin films of …

Generation of ice states through deep reinforcement learning

KW Zhao, WH Kao, KH Wu, YJ Kao - Physical Review E, 2019 - APS
We present a deep reinforcement learning framework where a machine agent is trained to
search for a policy to generate a ground state for the square ice model by exploring the …