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Effect of Rashba and Dresselhaus spin-orbit coupling on supercurrent rectification and magnetochiral anisotropy of ballistic Josephson junctions
Baumgartner, Christian
, Fuchs, Lorenz
, Costa, Andreas
, Picó Cortés, Jordi
, Reinhardt, Simon, Gronin, Sergei, Gardner, Geoffrey C., Lindemann, Tyler, Manfra, Michael James, Faria Junior, Paulo Eduardo
, Kochan, Denis
, Fabian, Jaroslav
, Paradiso, Nicola
und Strunk, Christoph
(2022)
Effect of Rashba and Dresselhaus spin-orbit coupling on supercurrent rectification and magnetochiral anisotropy of ballistic Josephson junctions.
Journal of Physics: Condensed Matter, accepted manuscript.
(Im Druck)
Veröffentlichungsdatum dieses Volltextes: 28 Jan 2022 05:38
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.51517
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Zusammenfassung
Simultaneous breaking of inversion- and time-reversal symmetry in Josephson junction leads to a possible violation of the I(ϕ) = −I(−ϕ) equality for the current-phase relation. This is known as anomalous Josephson effect and it produces a phase shift ϕ0 in sinusoidal current-phase relations. In ballistic Josephson junctions with non-sinusoidal current phase relation the observed phenomenology is ...
Simultaneous breaking of inversion- and time-reversal symmetry in Josephson junction leads to a possible violation of the I(ϕ) = −I(−ϕ) equality for the current-phase relation. This is known as anomalous Josephson effect and it produces a phase shift ϕ0 in sinusoidal current-phase relations. In ballistic Josephson junctions with non-sinusoidal current phase relation the observed phenomenology is much richer, including the supercurrent diode effect and the magnetochiral anisotropy of Josephson inductance. In this work, we present measurements of both effects on arrays of Josephson junctions defined on epitaxial Al/InAs heterostructures. We show that the orientation of the current with respect to the lattice affects the magnetochiral anisotropy, possibly as the result of a finite Dresselhaus component. In addition, we show that the two-fold symmetry of the Josephson inductance reflects in the activation energy for phase slips.
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| Dokumentenart | Artikel | ||||
| Titel eines Journals oder einer Zeitschrift | Journal of Physics: Condensed Matter | ||||
| Verlag: | Institute of Physics Publishing (IOP) | ||||
|---|---|---|---|---|---|
| Seitenbereich: | accepted manuscript | ||||
| Datum | 20 Januar 2022 | ||||
| Institutionen | Physik > Institut für Theoretische Physik > Lehrstuhl Professor Richter > Arbeitsgruppe Jaroslav Fabian Physik > Institut für Experimentelle und Angewandte Physik > Lehrstuhl Professor Weiss > Arbeitsgruppe Christoph Strunk | ||||
| Identifikationsnummer |
| ||||
| Dewey-Dezimal-Klassifikation | 500 Naturwissenschaften und Mathematik > 530 Physik | ||||
| Status | Im Druck | ||||
| Begutachtet | Ja, diese Version wurde begutachtet | ||||
| An der Universität Regensburg entstanden | Ja | ||||
| URN der UB Regensburg | urn:nbn:de:bvb:355-epub-515175 | ||||
| Dokumenten-ID | 51517 |

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