A superconducting switch actuated by injection of high-energy electrons

A recent finding of tuning critical current in metallic nanowires by application of small gate voltages seems at odds with general understanding. Here, Ritter et al. study similar nanowires and link the origin of the critical current suppression to tunneling of few high-energy electrons between gate...

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Main Authors: M. F. Ritter, A. Fuhrer, D. Z. Haxell, S. Hart, P. Gumann, H. Riel, F. Nichele
Format: Article
Language:English
Published: Nature Publishing Group 2021-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-021-21231-2
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spelling doaj-d165dafc46b846109d3f17f491305fd22021-03-11T11:30:55ZengNature Publishing GroupNature Communications2041-17232021-02-011211610.1038/s41467-021-21231-2A superconducting switch actuated by injection of high-energy electronsM. F. Ritter0A. Fuhrer1D. Z. Haxell2S. Hart3P. Gumann4H. Riel5F. Nichele6IBM Research EuropeIBM Research EuropeIBM Research EuropeIBM T. J. Watson Research CenterIBM T. J. Watson Research CenterIBM Research EuropeIBM Research EuropeA recent finding of tuning critical current in metallic nanowires by application of small gate voltages seems at odds with general understanding. Here, Ritter et al. study similar nanowires and link the origin of the critical current suppression to tunneling of few high-energy electrons between gate and nanowire, ruling out direct tuning by electric fields.https://doi.org/10.1038/s41467-021-21231-2
collection DOAJ
language English
format Article
sources DOAJ
author M. F. Ritter
A. Fuhrer
D. Z. Haxell
S. Hart
P. Gumann
H. Riel
F. Nichele
spellingShingle M. F. Ritter
A. Fuhrer
D. Z. Haxell
S. Hart
P. Gumann
H. Riel
F. Nichele
A superconducting switch actuated by injection of high-energy electrons
Nature Communications
author_facet M. F. Ritter
A. Fuhrer
D. Z. Haxell
S. Hart
P. Gumann
H. Riel
F. Nichele
author_sort M. F. Ritter
title A superconducting switch actuated by injection of high-energy electrons
title_short A superconducting switch actuated by injection of high-energy electrons
title_full A superconducting switch actuated by injection of high-energy electrons
title_fullStr A superconducting switch actuated by injection of high-energy electrons
title_full_unstemmed A superconducting switch actuated by injection of high-energy electrons
title_sort superconducting switch actuated by injection of high-energy electrons
publisher Nature Publishing Group
series Nature Communications
issn 2041-1723
publishDate 2021-02-01
description A recent finding of tuning critical current in metallic nanowires by application of small gate voltages seems at odds with general understanding. Here, Ritter et al. study similar nanowires and link the origin of the critical current suppression to tunneling of few high-energy electrons between gate and nanowire, ruling out direct tuning by electric fields.
url https://doi.org/10.1038/s41467-021-21231-2
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