Effect of the Higgs mode in the spin transport of a Heisenberg antiferromagnet on a square lattice

dc.creatorAntônio Sérgio Teixeira Pires
dc.date.accessioned2023-06-14T18:17:43Z
dc.date.accessioned2025-09-09T01:06:26Z
dc.date.available2023-06-14T18:17:43Z
dc.date.issued2018
dc.description.sponsorshipCNPq - Conselho Nacional de Desenvolvimento Científico e Tecnológico
dc.identifier.doihttps://doi.org/10.1016/j.ssc.2018.06.013
dc.identifier.issn1879-2766
dc.identifier.urihttps://hdl.handle.net/1843/54924
dc.languageeng
dc.publisherUniversidade Federal de Minas Gerais
dc.relation.ispartofSolid State Communications
dc.rightsAcesso Restrito
dc.subjectAntiferromagnetismo
dc.subject.otherAntiferromagnet
dc.subject.otherHiggs mode
dc.titleEffect of the Higgs mode in the spin transport of a Heisenberg antiferromagnet on a square lattice
dc.typeArtigo de periódico
local.citation.epage26
local.citation.spage22
local.citation.volume281
local.description.resumoWe study spin transport at zero temperature in the two-dimensional spin-one Heisenberg antiferromagnet on a square lattice with easy-plane single-ion anisotropy in the Néel phase. The regular part of the spin conductivity is calculated at zero temperature using the SU(3) Schwinger boson formalism and the Kubo theory. Three magnon processes provide the dominant contribution to the spin conductivity. We find evidence of the Higgs mode contribution to the spin conductivity.
local.publisher.countryBrasil
local.publisher.departmentICX - DEPARTAMENTO DE FÍSICA
local.publisher.initialsUFMG
local.url.externahttps://www.sciencedirect.com/science/article/pii/S0038109818301741

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