Quantum spin liquids

C Broholm, RJ Cava, SA Kivelson, DG Nocera… - Science, 2020‏ - science.org
BACKGROUND Years ago, Lev Landau taught us how to think about distinct phases of
matter through an order parameter that characterizes the symmetry-broken state relative to …

Experimental signatures of quantum and topological states in frustrated magnetism

J Khatua, B Sana, A Zorko, M Gomilšek, K Sethupathi… - Physics Reports, 2023‏ - Elsevier
Frustration in magnetic materials arising from competing exchange interactions can prevent
the system from adopting long-range magnetic order and can instead lead to a diverse …

Proximate spin liquid and fractionalization in the triangular antiferromagnet KYbSe2

AO Scheie, EA Ghioldi, J **ng, JAM Paddison… - Nature Physics, 2024‏ - nature.com
The Heisenberg triangular-lattice quantum spin liquid and its phase transitions to nearby
magnetic orders have received much theoretical attention, but clear experimental …

Evidence for quantum spin liquid behaviour in single-layer 1T-TaSe2 from scanning tunnelling microscopy

W Ruan, Y Chen, S Tang, J Hwang, HZ Tsai, RL Lee… - Nature Physics, 2021‏ - nature.com
Two-dimensional triangular-lattice antiferromagnets are predicted under some conditions to
exhibit a quantum spin liquid ground state with no energy barrier to create emergent …

Continuous excitations of the triangular-lattice quantum spin liquid YbMgGaO4

JAM Paddison, M Daum, Z Dun, G Ehlers, Y Liu… - Nature Physics, 2017‏ - nature.com
A quantum spin liquid (QSL) is an exotic state of matter in which electrons' spins are
quantum entangled over long distances, but do not show magnetic order in the zero …

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 …

Valence Bonds in Random Quantum Magnets: Theory and Application to

I Kimchi, A Nahum, T Senthil - Physical Review X, 2018‏ - APS
We analyze the effect of quenched disorder on spin-1/2 quantum magnets in which
magnetic frustration promotes the formation of local singlets. Our results include a theory for …

Disorder-Induced Mimicry of a Spin Liquid in

Z Zhu, PA Maksimov, SR White, AL Chernyshev - Physical review letters, 2017‏ - APS
We suggest that a randomization of the pseudodipolar interaction in the spin-orbit-generated
low-energy Hamiltonian of YbMgGaO 4 due to an inhomogeneous charge environment from …

Experimental identification of quantum spin liquids

J Wen, SL Yu, S Li, W Yu, JX Li - npj Quantum Materials, 2019‏ - nature.com
In condensed matter physics there is a novel phase termed 'quantum spin liquid', in which
strong quantum fluctuations prevent long-range magnetic order from being estab lished, and …

Rare-earth chalcogenides: A large family of triangular lattice spin liquid candidates

W Liu, Z Zhang, J Ji, Y Liu, J Li, X Wang… - Chinese Physics …, 2018‏ - iopscience.iop.org
Frustrated quantum magnets are expected to host many exotic quantum spin states like
quantum spin liquid (QSL), and have attracted numerous interest in modern condensed …