Detection of Kardar–Parisi–Zhang hydrodynamics in a quantum Heisenberg spin-1/2 chain

A Scheie, NE Sherman, M Dupont, SE Nagler… - Nature Physics, 2021 - nature.com
Classical hydrodynamics is a remarkably versatile description of the coarse-grained
behaviour of many-particle systems once local equilibrium has been established. The form …

Magnetic excitations in the one-dimensional Heisenberg–Ising model with external fields and their experimental realizations

J Yang, X Wang, J Wu - Journal of Physics A: Mathematical and …, 2023 - iopscience.iop.org
The one dimensional (1D) spin-1/2 Heisenberg–Ising model, a prototype quantum many-
body system, has been intensively studied for many years. In this review, after a short …

Experimental observation of repulsively bound magnons

Z Wang, CM Halati, JS Bernier, A Ponomaryov… - Nature, 2024 - nature.com
Stable composite objects, such as hadrons, nuclei, atoms, molecules and superconducting
pairs, formed by attractive forces are ubiquitous in nature. By contrast, composite objects …

Nonlinear spectroscopy of bound states in perturbed Ising spin chains

GB Sim, J Knolle, F Pollmann - Physical Review B, 2023 - APS
We study the nonlinear response of nonintegrable one-dimensional (1D) spin models using
infinite matrix-product state techniques. As a benchmark and demonstration of the method …

Quantum Criticality of an Ising-like Spin- Antiferromagnetic Chain in a Transverse Magnetic Field

Z Wang, T Lorenz, DI Gorbunov, PT Cong, Y Kohama… - Physical Review Letters, 2018 - APS
We report on magnetization, sound-velocity, and magnetocaloric-effect measurements of the
Ising-like spin-1/2 antiferromagnetic chain system BaCo 2 V 2 O 8 as a function of …

Glide symmetry breaking and Ising criticality in the quasi-1D magnet CoNb2O6

M Fava, R Coldea… - Proceedings of the …, 2020 - National Acad Sciences
We construct a microscopic spin-exchange Hamiltonian for the quasi–one-dimensional (1D)
Ising magnet C o N b 2 O 6 that captures detailed and hitherto-unexplained aspects of its …

Spectra of Quasi-One-Dimensional Antiferromagnet under Transverse Field

H Zou, Y Cui, X Wang, Z Zhang, J Yang, G Xu… - Physical review …, 2021 - APS
We report V 51 NMR and inelastic neutron scattering (INS) measurements on a quasi-1D
antiferromagnet BaCo 2 V 2 O 8 under transverse field along the [010] direction. The scaling …

Quantum spin dynamics of quasi-one-dimensional Heisenberg-Ising magnets in a transverse field: confined spinons, E 8 spectrum, and quantum phase transitions

K Amelin, J Viirok, U Nagel, T Room… - Journal of Physics A …, 2022 - iopscience.iop.org
We report on high-resolution terahertz spectroscopic studies of quantum spin dynamics in
the quasi-one-dimensional Ising-like ferromagnet CoNb 2 O 6 and antiferromagnet BaCo 2 …

Spinon confinement and a sharp longitudinal mode in Yb2Pt2Pb in magnetic fields

WJ Gannon, IA Zaliznyak, LS Wu, AE Feiguin… - Nature …, 2019 - nature.com
The fundamental excitations in an antiferromagnetic chain of spins-1/2 are spinons, de-
confined fractional quasiparticles that when combined in pairs, form a triplet excitation …

Quantum Criticality of the Ising-like Screw Chain Antiferromagnet in a Transverse Magnetic Field

Y Cui, H Zou, N **, Z He, YX Yang, L Shu, GH Zhang… - Physical Review Letters, 2019 - APS
The quantum criticality of an Ising-like screw chain antiferromagnet SrCo 2 V 2 O 8, with a
transverse magnetic field applied along the crystalline a axis, is investigated by ultralow …