Noncoplanar magnetic order in classical square-kagome antiferromagnets

M Gembé, HJ Schmidt, C Hickey, J Richter, Y Iqbal… - Physical Review …, 2023 - APS
Motivated by the recent synthesis of a number of Mott insulating square-kagome materials,
we explore the rich phenomenology of frustrated magnetism induced by this lattice …

Magnetism of the square-kagome lattice antiferromagnet

J Richter, J Schnack - Physical Review B, 2023 - APS
Over the last decade, the spin-1/2 Heisenberg antiferromagnet on the square-kagome (SK)
lattice has attracted growing attention as a model system of highly frustrated quantum …

Quantum paramagnetism in the decorated square-kagome antiferromagnet

N Niggemann, N Astrakhantsev, A Ralko, F Ferrari… - Physical Review B, 2023 - APS
The square-kagome lattice Heisenberg antiferromagnet is a highly frustrated Hamiltonian
whose material realizations have been scarce. We theoretically investigate the recently …

High-frequency dielectric anomalies in a highly frustrated square kagomé lattice nabokoite family compounds ACu7 (TeO4)(SO4) 5Cl (A= Na, K, Rb, Cs)

YV Rebrov, VN Glazkov, AF Murtazoev… - Journal of Magnetism …, 2024 - Elsevier
Abstract Nabokoite family compounds ACu 7 (TeO 4)(SO 4) 5 Cl (A= Na, K, Cs, Rb) are
candidates for the experimental realization of highly-frustrated 2D square kagomé lattice …

Exotic magnetization curves in classical square-kagomé spin lattices

HJ Schmidt, J Richter - Journal of Physics A: Mathematical and …, 2024 - iopscience.iop.org
Classical spin systems with non-coplanar ground states typically exhibit nonlinear
magnetization curves characterized by kinks and jumps. Our article briefly summarizes the …

Symmetry, superposition, and fragmentation in classical spin liquids: A general framework and applications to square kagome magnets

KB Yogendra, S Karmakar, T Das - Physical Review B, 2024 - APS
Classical magnets exhibit exotic ground-state properties such as spin liquids and
fractionalization, promising a manifestation of superposition and projective symmetry …

Spin-half Heisenberg antiferromagnet on a symmetric sawtooth chain: rotation-invariant Green's functions and high-temperature series

T Hutak, T Krokhmalskii, O Derzhko… - The European Physical …, 2023 - Springer
We apply the rotation-invariant Green's function method to study the finite-temperature
properties of a S= 1/2 sawtooth-chain (also called Δ-chain) antiferromagnetic Heisenberg …

Anisotropically suppressed frustration in antiferromagnetic systems on the kagome lattice

E Jurčišinová, M Jurčišin - Chinese Journal of Physics, 2024 - Elsevier
The influence of the interactionally generated anisotropy on the magnetic as well as
thermodynamic properties of geometrically frustrated antiferromagnetic systems is …

The magnetization process of classical Heisenberg magnets with non-coplanar cuboc ground states

J Richter, HJ Schmidt, J Schnack - arXiv preprint arXiv:2404.16682, 2024 - arxiv.org
We consider a classical Heisenberg model on the kagom\'{e} and the square kagom\'{e}
lattice, where at zero magnetic field non-coplanar cuboctahedral ground states with twelve …