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Current-controllable planar S-(S/F)-S Josephson junction
Vavra, Ondrej, Pfaff, Wolfgang, Monaco, R.
, Aprili, M. und Strunk, Christoph
(2013)
Current-controllable planar S-(S/F)-S Josephson junction.
Applied Physics Letters 102, 072602.
Veröffentlichungsdatum dieses Volltextes: 21 Okt 2016 11:14
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.34746
Zusammenfassung
We report on the experimental realization of a current-controllable lateral S-(S/F)-S Josephson junction based on the inverse proximity effect in the superconductor-ferromagnet bilayer (S/F). The dependence of the critical current on the magnetic field I-c(B) shows a Fresenel-like pattern, which could qualitatively be understood with the theory of Josephson junctions in a magnetic field gradient. ...
We report on the experimental realization of a current-controllable lateral S-(S/F)-S Josephson junction based on the inverse proximity effect in the superconductor-ferromagnet bilayer (S/F). The dependence of the critical current on the magnetic field I-c(B) shows a Fresenel-like pattern, which could qualitatively be understood with the theory of Josephson junctions in a magnetic field gradient. The amplitude and the period of the I-c(B) pattern can be controlled by spin-polarized quasiparticles injection into the weak link. The period change suggests controllability of effective area of the Josephson junction. Furthermore, a temperature-induced transition from a weak-link behavior to a strong coupling between the superconducting banks is also observed in these lateral Josephson junctions. (C) 2013 American Institute of Physics. [http://dx.doi.org/10.1063/1.4792213]
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| Dokumentenart | Artikel | ||||
| Titel eines Journals oder einer Zeitschrift | Applied Physics Letters | ||||
| Verlag: | AMER INST PHYSICS | ||||
|---|---|---|---|---|---|
| Ort der Veröffentlichung: | MELVILLE | ||||
| Band: | 102 | ||||
| Seitenbereich: | 072602 | ||||
| Datum | 2013 | ||||
| Institutionen | Physik > Institut für Experimentelle und Angewandte Physik Physik > Institut für Experimentelle und Angewandte Physik > Lehrstuhl Professor Weiss > Arbeitsgruppe Christoph Strunk | ||||
| Identifikationsnummer |
| ||||
| Stichwörter / Keywords | TUNABLE SUPERCURRENT; | ||||
| Dewey-Dezimal-Klassifikation | 500 Naturwissenschaften und Mathematik > 530 Physik | ||||
| Status | Veröffentlicht | ||||
| Begutachtet | Ja, diese Version wurde begutachtet | ||||
| An der Universität Regensburg entstanden | Ja | ||||
| URN der UB Regensburg | urn:nbn:de:bvb:355-epub-347460 | ||||
| Dokumenten-ID | 34746 |
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