Topological spin crystals by itinerant frustration

S Hayami, Y Motome - Journal of Physics: Condensed Matter, 2021 - iopscience.iop.org
Spin textures with nontrivial topology, such as vortices and skyrmions, have attracted
attention as a source of unconventional magnetic, transport, and optical phenomena …

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 …

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 …

Square skyrmion crystal in centrosymmetric itinerant magnets

S Hayami, Y Motome - Physical Review B, 2021 - APS
We theoretically investigate the origin of the square-type skyrmion crystal in centrosymmetric
itinerant magnets, motivated by the recent experimental findings in GdRu 2 Si 2 [ND Khanh …

Evidence for a spinon Fermi surface in a triangular-lattice quantum-spin-liquid candidate

Y Shen, YD Li, H Wo, Y Li, S Shen, B Pan, Q Wang… - Nature, 2016 - nature.com
A quantum spin liquid is an exotic quantum state of matter in which spins are highly
entangled and remain disordered down to zero temperature. Such a state of matter is …

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 …

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 …

Anisotropic magnetic property of single crystals

J Lee, E Mun - Physical Review Materials, 2022 - APS
RV 6 Sn 6 (R= Y, Gd-Tm, Lu) single crystals are synthesized by the Sn-flux method and their
physical properties are characterized by magnetization, resistivity, and specific heat …