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Related papers: Effects of exchange distortions in the magnetic Ka…

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The Hubbard model on the Kagome lattice is a widely used interacting model for describing the electronic properties of various transition metal-based Kagome materials. We find altermagnetism driven by Coulomb interaction in the Kagome…

Strongly Correlated Electrons · Physics 2026-04-28 Alejandro Blanco Peces , Jaime Merino

Unconventional anomalous Hall effect in frustrated pyrochlore oxides is originated from spin chirality of non-coplanar localized spins, which can also be induced by the competition between ferromagnetic (FM) double exchange interaction…

Strongly Correlated Electrons · Physics 2013-03-19 G. P. Zhang , Jian Zhang , Qi-Li Zhang , Jiang-Tao Zhou , M. H. Shangguan

We present the mean-field phase diagram of electrons in a kagome flat band with repulsive interactions. In addition to flat-band ferromagnetism, the Hartree-Fock analysis yields cascades of unconventional magnetic orders driven by onsite…

Strongly Correlated Electrons · Physics 2024-07-30 Yu-Ping Lin , Chunxiao Liu , Joel E. Moore

In the geometrically frustrated materials with the low-dimensional and small spin moment, the quantum fluctuation could interfere with the complicated interplay of the spin, electron, lattice and orbital interactions, and host exotic ground…

Strongly Correlated Electrons · Physics 2018-09-19 Z. Lu , L. Ge , G. Wang , M. Russina , G. Guenther , C. R. dela Cruz , R. Sinclair , H. D. Zhou , J. Ma

Effects of interlayer coupling and spatial anisotropy on spin-wave excitation spectra of a three-dimensional spatially anisotropic, frustrated spin-$\half$ Heisenberg antiferromagnet (HAFM) is investigated for the two ordered phases using…

Strongly Correlated Electrons · Physics 2015-05-27 Kingshuk Majumdar

Altermagnets, which encompass a broad landscape of materials, are compensated collinear magnetic phases in which the antiparallel magnetic moments are related by a crystalline rotation. Here, we argue that collinear altermagnetic-like…

Strongly Correlated Electrons · Physics 2025-10-24 Anzumaan R. Chakraborty , Fan Yang , Turan Birol , Rafael M. Fernandes

The ground state of the multiple-spin exchange model with up to the six-spin exchange interactions on a triangular lattice in the magnetic field is investigated within the mean-field approximation. By comparing the phase diagrams of systems…

Strongly Correlated Electrons · Physics 2019-01-24 Chitoshi Yasuda , Yuma Uchihira , Shogo Taira , Kenn Kubo

We investigate the magnon-density waves proposed as the longitudinal excitations in triangular lattice antiferromagnets by including the cubic and quartic corrections in the large-s expansion. The longitudinal excitation spectra for the…

Strongly Correlated Electrons · Physics 2019-09-04 M. Merdan , Y. Xian

The interplay between lattice topology, frustration, and spin quantum number, $s$, is explored for the Heisenberg antiferromagnet (HAFM) on the eleven two-dimensional Archimedean lattices (square, honeycomb, CaVO, SHD, SrCuBO, triangle,…

Strongly Correlated Electrons · Physics 2019-03-20 D. J. J. Farnell , O. Götze , J. Schulenburg , R. Zinke , R. F. Bishop , P. H. Y. Li

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 triangular lattice. We investigate transitions between five…

Strongly Correlated Electrons · Physics 2022-02-23 P. A. Maksimov , Zhenyue Zhu , Steven R. White , A. L. Chernyshev

In order to study the magnetic properties of frustrated metallic systems, we present Quantum Monte Carlo data on the magnetic susceptibility of the Hubbard model on triangular and Kagome lattices. We show that the underlying lattice…

Strongly Correlated Electrons · Physics 2009-11-11 N. Bulut , W. Koshibae , S. Maekawa

We investigate magnetic orderings on kagome lattice numerically from the tight-binding Hamiltonian of electrons, governed by the filling factor and spin-orbit coupling (SOC) of electrons. We find that even a simple kagome lattice model can…

Mesoscale and Nanoscale Physics · Physics 2022-07-13 Jin Watanabe , Yasufumi Araki , Koji Kobayashi , Akihiro Ozawa , Kentaro Nomura

Interference effects in effective field theory (EFT) analyses can significantly distort sensitivity expectations, leaving subtle yet distinct signatures in the reconstruction of final states crucial for limit setting around Standard Model…

High Energy Physics - Phenomenology · Physics 2025-03-26 Felix Egle , Christoph Englert , Margarete Mühlleitner , Michael Spannowsky

We demonstrate that interactions can substantially undermine the free-particle description of magnons in ferromagnets on geometrically frustrated lattices. The anharmonic coupling, facilitated by the Dzyaloshinskii-Moriya interaction, and a…

Strongly Correlated Electrons · Physics 2016-10-28 A. L. Chernyshev , P. A. Maksimov

We study the effects of quantum fluctuations on the dynamical generation of a gap and on the evolution of the spin-wave spectra of a frustrated magnet on a triangular lattice with bond-dependent Ising couplings, analog of the Kitaev…

Strongly Correlated Electrons · Physics 2018-05-01 Adolfo Avella , Andrea Di Ciolo , George Jackeli

The relevance of the quasi-two-dimensional spin-1/2 frustrated quantum antiferromagnet due to its possibility of modelling the high-temperature superconducting parent compounds has resulted in numerous theoretical and experimental studies.…

Strongly Correlated Electrons · Physics 2016-02-17 Milica S. Rutonjski , Maja B. Berovic , Milica V. Pavkov Hrvojevic

In spin-charge coupled systems, geometrical frustration of underlying lattice structures can give rise to nontrivial magnetic orders and electronic states. Here we explore such a possibility in the Kondo lattice model with classical…

Strongly Correlated Electrons · Physics 2015-05-20 Yutaka Akagi , Yukitoshi Motome

A promising route to realize entangled magnetic states combines geometrical frustration with quantum-tunneling effects. Spin-ice materials are canonical examples of frustration, and Ising spins in a transverse magnetic field are the…

We report on the magnetic and electrical properties of a (Mn$_3$Sn)$_2$ triangular network kagome structured high quality Ho substituted ErMn$_6$Sn$_6$ single-crystal sample by magneto-transport measurements.…

Strongly Correlated Electrons · Physics 2024-01-15 Jacob Casey , S. Shanmukharao Samatham , Christopher Burgio , Noah Kramer , Asraf Sawon , Jamaal Huff and , Arjun K. Pathak

We present a numerical study of magnetic ordering in spin ice on kagome, a two-dimensional lattice of corner-sharing triangles. The magnet has six ground states and the ordering occurs in two stages, as one might expect for a six-state…

Strongly Correlated Electrons · Physics 2012-11-21 Gia-Wei Chern , Oleg Tchernyshyov
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