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dc.contributor.author
Zhang, Hao  
dc.contributor.author
Lamas, Carlos Alberto  
dc.contributor.author
Arlego, Marcelo José Fabián  
dc.contributor.author
Brenig, Wolfram  
dc.date.available
2020-04-06T19:56:58Z  
dc.date.issued
2018-06  
dc.identifier.citation
Zhang, Hao; Lamas, Carlos Alberto; Arlego, Marcelo José Fabián; Brenig, Wolfram; Nematic quantum phases in the bilayer honeycomb antiferromagnet; American Physical Society; Physical Review B; 97; 23; 6-2018  
dc.identifier.issn
2469-9950  
dc.identifier.uri
http://hdl.handle.net/11336/102085  
dc.description.abstract
The spin-1/2 Heisenberg antiferromagnet on the honeycomb bilayer lattice is shown to display a rich variety of semiclassical and genuinely quantum phases, controlled by the interplay between intralayer frustration and interlayer exchange. Employing a complementary set of techniques, comprising spin rotationally invariant Schwinger boson mean-field theory, bond operators, and series expansions, we unveil the quantum phase diagram, analyzing low-energy excitations and order parameters. By virtue of Schwinger bosons we scan the complete range of exchange parameters, covering both long-range-ordered and quantum disordered ground states, and reveal the existence of an extended, frustration-induced lattice nematic phase in a range of intermediate exchange unexplored so far.  
dc.format
application/pdf  
dc.language.iso
eng  
dc.publisher
American Physical Society  
dc.rights
info:eu-repo/semantics/openAccess  
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/  
dc.subject
QUANTUM MAGNETISM  
dc.subject
HONEYCOMB LATTICE  
dc.subject.classification
Física de los Materiales Condensados  
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Ciencias Físicas  
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CIENCIAS NATURALES Y EXACTAS  
dc.title
Nematic quantum phases in the bilayer honeycomb antiferromagnet  
dc.type
info:eu-repo/semantics/article  
dc.type
info:ar-repo/semantics/artículo  
dc.type
info:eu-repo/semantics/publishedVersion  
dc.date.updated
2020-03-25T13:46:44Z  
dc.identifier.eissn
2469-9969  
dc.journal.volume
97  
dc.journal.number
23  
dc.journal.pais
Estados Unidos  
dc.description.fil
Fil: Zhang, Hao. Sun Yat-sen University; China  
dc.description.fil
Fil: Lamas, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Física La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Instituto de Física La Plata; Argentina  
dc.description.fil
Fil: Arlego, Marcelo José Fabián. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Física La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Instituto de Física La Plata; Argentina  
dc.description.fil
Fil: Brenig, Wolfram. Technische Universität Braunschweig; Alemania  
dc.journal.title
Physical Review B  
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://journals.aps.org/prb/abstract/10.1103/PhysRevB.97.235123  
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1103/PhysRevB.97.235123