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dc.contributor.author
Camjayi, Alberto
dc.contributor.author
Arrachea, Liliana del Carmen
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Aligia, Armando Ángel
dc.contributor.author
Von Oppen, Felix
dc.date.available
2018-08-06T20:06:36Z
dc.date.issued
2017-07
dc.identifier.citation
Camjayi, Alberto; Arrachea, Liliana del Carmen; Aligia, Armando Ángel; Von Oppen, Felix; Fractional Spin and Josephson Effect in Time-Reversal-Invariant Topological Superconductors; American Physical Society; Physical Review Letters; 119; 4; 7-2017; 1-5; 046801
dc.identifier.issn
0031-9007
dc.identifier.uri
http://hdl.handle.net/11336/54335
dc.description.abstract
Time-reversal-invariant topological superconducting (TRITOPS) wires are known to host a fractional spin /4 at their ends. We investigate how this fractional spin affects the Josephson current in a TRITOPS-quantum dot-TRITOPS Josephson junction, describing the wire in a model that can be tuned between a topological and a nontopological phase. We compute the equilibrium Josephson current of the full model by continuous-time Monte Carlo simulations and interpret the results within an effective low-energy theory. We show that in the topological phase, the 0-to-π transition is quenched via formation of a spin singlet from the quantum-dot spin and the fractional spins associated with the two adjacent topological superconductors.
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
Joshepson
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Topological
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Fractionalization
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Transport
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Otras Ciencias Físicas
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Ciencias Físicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Fractional Spin and Josephson Effect in Time-Reversal-Invariant Topological Superconductors
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2018-07-23T18:31:28Z
dc.identifier.eissn
1079-7114
dc.journal.volume
119
dc.journal.number
4
dc.journal.pagination
1-5; 046801
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: Camjayi, Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Física de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Física de Buenos Aires; Argentina
dc.description.fil
Fil: Arrachea, Liliana del Carmen. Universidad Nacional de San Martín; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Aligia, Armando Ángel. Comisión Nacional de Energía Atómica. Gerencia del Área de Energía Nuclear. Instituto Balseiro; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Von Oppen, Felix. Dahlem Center For Complex Quantum Systems; Alemania
dc.journal.title
Physical Review Letters
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://link.aps.org/doi/10.1103/PhysRevLett.119.046801
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1103/PhysRevLett.119.046801
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