Unconventional magnetic oscillations in a kagome Mott insulator

G Zheng, Y Zhu, KW Chen, B Kang, D Zhang… - Proceedings of the …, 2025 - pnas.org
In metals, electrons in a magnetic field undergo cyclotron motion, leading to oscillations in
physical properties called quantum oscillations. This phenomenon has never been seen in a …

Magnetic ground states in the kagome system

A Xu, Q Shen, B Liu, Z Zeng, L Han, L Yan, J Luo… - Physical Review B, 2024 - APS
Quantum spin liquids represent exotic states of spin systems characterized by long-range
entanglement and emergent fractionalized quasiparticles. It is generally believed that …

Gapped quantum spin liquid in a triangular-lattice Ising-type antiferromagnet

CP Tu, Z Ma, HR Wang, YH Jiao, DZ Dai, SY Li - Physical Review Research, 2024 - APS
In the search of quantum spin liquid (QSL), spin-1/2 triangular-lattice Heisenberg
antiferromagnets have always been viewed as fertile soils. Despite the true magnetically …

Nonanalytic magnetic response and intrinsic ferromagnetic clusters in a kagome spin-liquid candidate

BS Shivaram, JC Prestigiacomo, A Xu, Z Zeng, TD Ford… - Physical Review B, 2024 - APS
Finding distinct signatures of a quantum spin liquid (QSL) is an ongoing quest in condensed
matter physics, invariably complicated by the presence of disorder in real materials. In this …

Dirac spinons intermingled with singlet states in the random kagome antiferromagnet ()

C Lee, W Lee, S Lee, T Yamanaka, S Jeon, J Khatua… - Physical Review B, 2024 - APS
We elucidate the ground state nature and low-energy spin dynamics of the s= 1/2 near-
perfect kagome antiferromagnet YCu 3 (OD) 6+ x Br 3− x (x= 0.5) using Cu 63 nuclear …

Kitaev Quantum Spin Liquids

Y Matsuda, T Shibauchi, HY Kee - arxiv preprint arxiv:2501.05608, 2025 - arxiv.org
Quantum spin liquids (QSLs) represent exotic states of matter where quantum spins interact
strongly yet evade long-range magnetic order down to absolute zero. Characterized by non …

Universal collective Larmor-Silin mode emerging in magnetized correlated Dirac fermions

C Chen, Y Da Liao, C Zhou, G Pan, ZY Meng, Y Qi - Physical Review B, 2024 - APS
Employing large-scale quantum Monte Carlo simulations, we find that in the magnetized
interacting Dirac fermion model there emerges a universal collective Larmor-Silin spin wave …

Chemo-Structural Disorder in the kagom\'e spin = 1/2 systems ZnCu(OH)Cl and YCu(OH)Br[Br(OH)]

RK Kremer, S Bette, J Nuss, P Puphal - arxiv preprint arxiv:2411.18331, 2024 - arxiv.org
By single crystal diffraction we characterize the chemo-structural disorder introduced by Zn-
Cu site mixing in the kagom\'e spin $ S $-1/2 systems herbertsmithite ZnCu $ _3 $(OH) $ _6 …

Spin excitations arising from anisotropic Dirac spinons in YCu(OD)Br[Br(OD)]

L Han, Z Zeng, B Liu, M Kofu, K Nakajima… - arxiv preprint arxiv …, 2024 - arxiv.org
A Dirac quantum spin liquid hosts Dirac spinons, which are low-energy fractionalized neutral
quasiparticles with spin 1/2 that obey the Dirac equation. Recent studies have revealed …

Disorder-induced spin-cluster ferrimagnetism in a doped kagome spin liquid candidate

A Seth, JC Prestigiacomo, A Xu, Z Zeng… - arxiv preprint arxiv …, 2024 - arxiv.org
The search for new quantum spin liquid materials relies on systems with strong frustration
such as spins on the kagome lattice. This allows lattice imperfections to have substantial …