Quantum magnetism in minerals

DS Inosov - Advances in Physics, 2018 - Taylor & Francis
The discovery of magnetism by the ancient Greeks was enabled by the natural occurrence of
lodestone–a magnetized version of the mineral magnetite. Nowadays, natural minerals …

Spin liquids in geometrically perfect triangular antiferromagnets

Y Li, P Gegenwart, AA Tsirlin - Journal of Physics: Condensed …, 2020 - iopscience.iop.org
The cradle of quantum spin liquids, triangular antiferromagnets show strong proclivity to
magnetic order and require deliberate tuning to stabilize a spin-liquid state. In this brief …

Field-tunable quantum disordered ground state in the triangular-lattice antiferromagnet NaYbO2

MM Bordelon, E Kenney, C Liu, T Hogan, L Posthuma… - Nature Physics, 2019 - nature.com
Abstract Antiferromagnetically coupled S= 1/2 spins on an isotropic triangular lattice are the
paradigm of frustrated quantum magnetism, but structurally ideal realizations are rare. Here …

The Ising triangular-lattice antiferromagnet neodymium heptatantalate as a quantum spin liquid candidate

T Arh, B Sana, M Pregelj, P Khuntia, Z Jagličić… - Nature Materials, 2022 - nature.com
Disordered magnetic states known as spin liquids are of paramount importance in both
fundamental and applied science. A classical state of this kind was predicted for the Ising …

: A planar spin- triangular-lattice magnet and putative spin liquid

M Baenitz, P Schlender, J Sichelschmidt… - Physical Review B, 2018 - APS
Platelike high-quality NaYbS 2 rhombohedral single crystals with lateral dimensions of a few
mm have been grown and investigated in great detail by bulk methods such as …

Gapless spin-liquid state in the structurally disorder-free triangular antiferromagnet

L Ding, P Manuel, S Bachus, F Grußler, P Gegenwart… - Physical Review B, 2019 - APS
We present a candidate material, NaYbO 2, that realizes the genuine spin-liquid state on the
triangular lattice and benchmarks recent theoretical predictions on the relevant spin models …

Topography of spin liquids on a triangular lattice

Z Zhu, PA Maksimov, SR White, AL Chernyshev - Physical review letters, 2018 - APS
Spin systems with frustrated anisotropic interactions are of significant interest due to
possible exotic ground states. We have explored their phase diagram on a nearest-neighbor …

Anisotropic-exchange magnets on a triangular lattice: spin waves, accidental degeneracies, and dual spin liquids

PA Maksimov, Z Zhu, SR White, AL Chernyshev - Physical Review X, 2019 - APS
We present an extensive overview of the phase diagram, spin-wave excitations, and finite-
temperature transitions of the anisotropic-exchange magnets on an ideal nearest-neighbor …

Topological characterization of Lieb-Schultz-Mattis constraints and applications to symmetry-enriched quantum criticality

W Ye, M Guo, YC He, C Wang, L Zou - SciPost Physics, 2022 - scipost.org
Abstract Lieb-Schultz-Mattis (LSM) theorems provide powerful constraints on the emergibility
problem, ie whether a quantum phase or phase transition can emerge in a many-body …

Dynamical Structure Factor of the Heisenberg Model on the Triangular Lattice: Magnons, Spinons, and Gauge Fields

F Ferrari, F Becca - Physical Review X, 2019 - APS
Understanding the nature of the excitation spectrum in quantum spin liquids is of
fundamental importance, in particular for the experimental detection of candidate materials …