Correlated multipartite quantum states
- Autores
- Batle, Josep; Casas, Montserrat; Plastino, Ángel Luis
- Año de publicación
- 2013
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- We investigate quantum states that possess both maximum entanglement and maximum discord between the pertinent parties. Since entanglement (discord) is defined only for bipartite (two-qubit) systems, we use an appropriate sum over all bipartitions as the associated measure. The ensuing definition-not new for entanglement-is thus extended here to quantum discord. Also, additional dimensions within the parties are considered (qudits). We also discuss quantum correlations that induce Mermin's Bell-inequality violation for all multiqubit systems. One finds some differences when quantum mechanics is defined over the field of real or of complex numbers.
Instituto de Física La Plata - Materia
-
Física
Quantum entanglement
Physics
Quantum discord
Quantum state
Multipartite
Measure (physics)
Squashed entanglement
Quantum mechanics
Multipartite entanglement
Quantum - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- http://creativecommons.org/licenses/by-nc-sa/4.0/
- Repositorio
- Institución
- Universidad Nacional de La Plata
- OAI Identificador
- oai:sedici.unlp.edu.ar:10915/126167
Ver los metadatos del registro completo
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Correlated multipartite quantum statesBatle, JosepCasas, MontserratPlastino, Ángel LuisFísicaQuantum entanglementPhysicsQuantum discordQuantum stateMultipartiteMeasure (physics)Squashed entanglementQuantum mechanicsMultipartite entanglementQuantumWe investigate quantum states that possess both maximum entanglement and maximum discord between the pertinent parties. Since entanglement (discord) is defined only for bipartite (two-qubit) systems, we use an appropriate sum over all bipartitions as the associated measure. The ensuing definition-not new for entanglement-is thus extended here to quantum discord. Also, additional dimensions within the parties are considered (qudits). We also discuss quantum correlations that induce Mermin's Bell-inequality violation for all multiqubit systems. One finds some differences when quantum mechanics is defined over the field of real or of complex numbers.Instituto de Física La Plata2013-03-13info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionArticulohttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfhttp://sedici.unlp.edu.ar/handle/10915/126167enginfo:eu-repo/semantics/altIdentifier/issn/1050-2947info:eu-repo/semantics/altIdentifier/issn/1094-1622info:eu-repo/semantics/altIdentifier/arxiv/1212.0151info:eu-repo/semantics/altIdentifier/doi/10.1103/physreva.87.032318info:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by-nc-sa/4.0/Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)reponame:SEDICI (UNLP)instname:Universidad Nacional de La Platainstacron:UNLP2025-09-03T11:02:19Zoai:sedici.unlp.edu.ar:10915/126167Institucionalhttp://sedici.unlp.edu.ar/Universidad públicaNo correspondehttp://sedici.unlp.edu.ar/oai/snrdalira@sedici.unlp.edu.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:13292025-09-03 11:02:19.927SEDICI (UNLP) - Universidad Nacional de La Platafalse |
dc.title.none.fl_str_mv |
Correlated multipartite quantum states |
title |
Correlated multipartite quantum states |
spellingShingle |
Correlated multipartite quantum states Batle, Josep Física Quantum entanglement Physics Quantum discord Quantum state Multipartite Measure (physics) Squashed entanglement Quantum mechanics Multipartite entanglement Quantum |
title_short |
Correlated multipartite quantum states |
title_full |
Correlated multipartite quantum states |
title_fullStr |
Correlated multipartite quantum states |
title_full_unstemmed |
Correlated multipartite quantum states |
title_sort |
Correlated multipartite quantum states |
dc.creator.none.fl_str_mv |
Batle, Josep Casas, Montserrat Plastino, Ángel Luis |
author |
Batle, Josep |
author_facet |
Batle, Josep Casas, Montserrat Plastino, Ángel Luis |
author_role |
author |
author2 |
Casas, Montserrat Plastino, Ángel Luis |
author2_role |
author author |
dc.subject.none.fl_str_mv |
Física Quantum entanglement Physics Quantum discord Quantum state Multipartite Measure (physics) Squashed entanglement Quantum mechanics Multipartite entanglement Quantum |
topic |
Física Quantum entanglement Physics Quantum discord Quantum state Multipartite Measure (physics) Squashed entanglement Quantum mechanics Multipartite entanglement Quantum |
dc.description.none.fl_txt_mv |
We investigate quantum states that possess both maximum entanglement and maximum discord between the pertinent parties. Since entanglement (discord) is defined only for bipartite (two-qubit) systems, we use an appropriate sum over all bipartitions as the associated measure. The ensuing definition-not new for entanglement-is thus extended here to quantum discord. Also, additional dimensions within the parties are considered (qudits). We also discuss quantum correlations that induce Mermin's Bell-inequality violation for all multiqubit systems. One finds some differences when quantum mechanics is defined over the field of real or of complex numbers. Instituto de Física La Plata |
description |
We investigate quantum states that possess both maximum entanglement and maximum discord between the pertinent parties. Since entanglement (discord) is defined only for bipartite (two-qubit) systems, we use an appropriate sum over all bipartitions as the associated measure. The ensuing definition-not new for entanglement-is thus extended here to quantum discord. Also, additional dimensions within the parties are considered (qudits). We also discuss quantum correlations that induce Mermin's Bell-inequality violation for all multiqubit systems. One finds some differences when quantum mechanics is defined over the field of real or of complex numbers. |
publishDate |
2013 |
dc.date.none.fl_str_mv |
2013-03-13 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Articulo http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://sedici.unlp.edu.ar/handle/10915/126167 |
url |
http://sedici.unlp.edu.ar/handle/10915/126167 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/issn/1050-2947 info:eu-repo/semantics/altIdentifier/issn/1094-1622 info:eu-repo/semantics/altIdentifier/arxiv/1212.0151 info:eu-repo/semantics/altIdentifier/doi/10.1103/physreva.87.032318 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) |
dc.format.none.fl_str_mv |
application/pdf |
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reponame:SEDICI (UNLP) instname:Universidad Nacional de La Plata instacron:UNLP |
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Universidad Nacional de La Plata |
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SEDICI (UNLP) - Universidad Nacional de La Plata |
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13.13397 |