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Magnetoanisotropic Andreev Reflection in Ferromagnet-Superconductor Junctions
Högl, Petra, Matos-Abiague, Alex, Zutic, Igor and Fabian, Jaroslav
(2015)
Magnetoanisotropic Andreev Reflection in Ferromagnet-Superconductor Junctions.
Physical Review Letters (PRL) 115, p. 116601.
Date of publication of this fulltext: 28 Nov 2016 13:02
Article
DOI to cite this document: 10.5283/epub.34906
Abstract
Andreev reflection spectroscopy of ferromagnet-supercondutor (FS) junctions is an important probe of spin polarization. We theoretically investigate spin-polarized transport in FS junctions in the presence of Rashba and Dresselhaus interfacial spin-orbit fields and show that Andreev reflection can be controlled by changing the magnetization orientation. We predict a giant in-and out-of-plane ...
Andreev reflection spectroscopy of ferromagnet-supercondutor (FS) junctions is an important probe of spin polarization. We theoretically investigate spin-polarized transport in FS junctions in the presence of Rashba and Dresselhaus interfacial spin-orbit fields and show that Andreev reflection can be controlled by changing the magnetization orientation. We predict a giant in-and out-of-plane magnetoanisotropy of the junction conductance. If the ferromagnet is highly spin polarized-in the half-metal limit-the magnetoanisotropic Andreev reflection depends universally on the spin-orbit fields only. Our results show that Andreev reflection spectroscopy can be used for sensitive probing of interfacial spin-orbit fields in a FS junction.
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| Item type | Article | ||||
| Journal or Publication Title | Physical Review Letters (PRL) | ||||
| Publisher: | AMER PHYSICAL SOC | ||||
|---|---|---|---|---|---|
| Open Access Type: | Due to SHERPA/RoMEO | ||||
| Place of Publication: | COLLEGE PK | ||||
| Volume: | 115 | ||||
| Page Range: | p. 116601 | ||||
| Date | 2015 | ||||
| Institutions | Physics > Institute of Theroretical Physics | ||||
| Identification Number |
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| Keywords | UNCONVENTIONAL SUPERCONDUCTORS; MAJORANA FERMIONS; SPIN POLARIZATION; TRANSPORT; SPINTRONICS; NANOWIRE; STATES; | ||||
| Dewey Decimal Classification | 500 Science > 530 Physics | ||||
| Status | Published | ||||
| Refereed | Yes, this version has been refereed | ||||
| Created at the University of Regensburg | Yes | ||||
| URN of the UB Regensburg | urn:nbn:de:bvb:355-epub-349063 | ||||
| Item ID | 34906 |
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