Superconducting electron focusing and guiding based on the Andreev reflection mechanism

Based on the principle of Andreev reflection, we suggest a novel normal-metal-superconductor composite structure capable of electron focusing and guiding. Such a structure may be used as a switching device. The resolution and performance of a model system have been evaluated numerically.

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Veröffentlicht in:Applied physics letters 1992-01, Vol.60 (4), p.504-506
Hauptverfasser: Xiao, Gang, Xue, Deng-Ping
Format: Artikel
Sprache:eng
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Zusammenfassung:Based on the principle of Andreev reflection, we suggest a novel normal-metal-superconductor composite structure capable of electron focusing and guiding. Such a structure may be used as a switching device. The resolution and performance of a model system have been evaluated numerically.
ISSN:0003-6951
1077-3118
DOI:10.1063/1.106618