Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state
- Autores
- Roura Bas, Pablo Gines; Arrachea, Liliana del Carmen; Fradkin, Eduardo
- Año de publicación
- 2018
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- We study the thermoelectric response of a device containing a pair of helical edge states contacted at thesame temperature T and chemical potential μ and connected to an external reservoir, with different chemicalpotential and temperature, through a side quantum dot. Different operational modes can be induced by applyinga magnetic field B and a gate voltage Vg at the quantum dot. At finite B, the quantum dot acts simultaneously asa charge and a spin filter. Charge and spin currents are induced, not only through the quantum dot, but also alongthe edge states. We focus on linear response and analyze the regimes, which we identify as charge heat enginesor refrigerator, spin heat engine, and spin refrigerator.
Fil: Roura Bas, Pablo Gines. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica. Centro Atómico Bariloche; Argentina
Fil: Arrachea, Liliana del Carmen. Universidad Nacional de San Martín. Escuela de Ciencia y Tecnología; Argentina. Kavli Institute for Theoretical Physics; Estados Unidos. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Fradkin, Eduardo. University of Illinois at Urbana; Estados Unidos - Materia
-
TRANSPORT
LUTTINGER - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/102313
Ver los metadatos del registro completo
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Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall stateRoura Bas, Pablo GinesArrachea, Liliana del CarmenFradkin, EduardoTRANSPORTLUTTINGERhttps://purl.org/becyt/ford/1.3https://purl.org/becyt/ford/1We study the thermoelectric response of a device containing a pair of helical edge states contacted at thesame temperature T and chemical potential μ and connected to an external reservoir, with different chemicalpotential and temperature, through a side quantum dot. Different operational modes can be induced by applyinga magnetic field B and a gate voltage Vg at the quantum dot. At finite B, the quantum dot acts simultaneously asa charge and a spin filter. Charge and spin currents are induced, not only through the quantum dot, but also alongthe edge states. We focus on linear response and analyze the regimes, which we identify as charge heat enginesor refrigerator, spin heat engine, and spin refrigerator.Fil: Roura Bas, Pablo Gines. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica. Centro Atómico Bariloche; ArgentinaFil: Arrachea, Liliana del Carmen. Universidad Nacional de San Martín. Escuela de Ciencia y Tecnología; Argentina. Kavli Institute for Theoretical Physics; Estados Unidos. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Fradkin, Eduardo. University of Illinois at Urbana; Estados UnidosAmerican Physical Society2018-11info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/102313Roura Bas, Pablo Gines; Arrachea, Liliana del Carmen; Fradkin, Eduardo; Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state; American Physical Society; Physical Review B; 98; 19; 11-2018; 1-11; 1954292469-9950CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1103/PhysRevB.98.195429info:eu-repo/semantics/altIdentifier/url/https://arxiv.org/abs/1808.05570info:eu-repo/semantics/altIdentifier/url/https://journals.aps.org/prb/abstract/10.1103/PhysRevB.98.195429info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:55:26Zoai:ri.conicet.gov.ar:11336/102313instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:55:26.999CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state |
title |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state |
spellingShingle |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state Roura Bas, Pablo Gines TRANSPORT LUTTINGER |
title_short |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state |
title_full |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state |
title_fullStr |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state |
title_full_unstemmed |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state |
title_sort |
Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state |
dc.creator.none.fl_str_mv |
Roura Bas, Pablo Gines Arrachea, Liliana del Carmen Fradkin, Eduardo |
author |
Roura Bas, Pablo Gines |
author_facet |
Roura Bas, Pablo Gines Arrachea, Liliana del Carmen Fradkin, Eduardo |
author_role |
author |
author2 |
Arrachea, Liliana del Carmen Fradkin, Eduardo |
author2_role |
author author |
dc.subject.none.fl_str_mv |
TRANSPORT LUTTINGER |
topic |
TRANSPORT LUTTINGER |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.3 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
We study the thermoelectric response of a device containing a pair of helical edge states contacted at thesame temperature T and chemical potential μ and connected to an external reservoir, with different chemicalpotential and temperature, through a side quantum dot. Different operational modes can be induced by applyinga magnetic field B and a gate voltage Vg at the quantum dot. At finite B, the quantum dot acts simultaneously asa charge and a spin filter. Charge and spin currents are induced, not only through the quantum dot, but also alongthe edge states. We focus on linear response and analyze the regimes, which we identify as charge heat enginesor refrigerator, spin heat engine, and spin refrigerator. Fil: Roura Bas, Pablo Gines. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica. Centro Atómico Bariloche; Argentina Fil: Arrachea, Liliana del Carmen. Universidad Nacional de San Martín. Escuela de Ciencia y Tecnología; Argentina. Kavli Institute for Theoretical Physics; Estados Unidos. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Fradkin, Eduardo. University of Illinois at Urbana; Estados Unidos |
description |
We study the thermoelectric response of a device containing a pair of helical edge states contacted at thesame temperature T and chemical potential μ and connected to an external reservoir, with different chemicalpotential and temperature, through a side quantum dot. Different operational modes can be induced by applyinga magnetic field B and a gate voltage Vg at the quantum dot. At finite B, the quantum dot acts simultaneously asa charge and a spin filter. Charge and spin currents are induced, not only through the quantum dot, but also alongthe edge states. We focus on linear response and analyze the regimes, which we identify as charge heat enginesor refrigerator, spin heat engine, and spin refrigerator. |
publishDate |
2018 |
dc.date.none.fl_str_mv |
2018-11 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion 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://hdl.handle.net/11336/102313 Roura Bas, Pablo Gines; Arrachea, Liliana del Carmen; Fradkin, Eduardo; Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state; American Physical Society; Physical Review B; 98; 19; 11-2018; 1-11; 195429 2469-9950 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/102313 |
identifier_str_mv |
Roura Bas, Pablo Gines; Arrachea, Liliana del Carmen; Fradkin, Eduardo; Helical spin thermoelectrics controlled by a side-coupled magnetic quantum dot in the quantum spin Hall state; American Physical Society; Physical Review B; 98; 19; 11-2018; 1-11; 195429 2469-9950 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1103/PhysRevB.98.195429 info:eu-repo/semantics/altIdentifier/url/https://arxiv.org/abs/1808.05570 info:eu-repo/semantics/altIdentifier/url/https://journals.aps.org/prb/abstract/10.1103/PhysRevB.98.195429 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
American Physical Society |
publisher.none.fl_str_mv |
American Physical Society |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844613671366426624 |
score |
13.070432 |