Large spatial extension of the zero-energy Yu–Shiba–Rusinov state in a magnetic field

Zoltán Scherübl; Gergő Fülöp; Cătălin Paşcu Moca; Jörg Gramich; Andreas Baumgartner; Péter Makk; Tosson Elalaily; Christian Schönenberger; Jesper Nygård; Gergely Zaránd; Szabolcs Csonka

doi:10.1038/s41467-020-15322-9

Nature Communications (Apr 2020)

Large spatial extension of the zero-energy Yu–Shiba–Rusinov state in a magnetic field

Zoltán Scherübl,
Gergő Fülöp,
Cătălin Paşcu Moca,
Jörg Gramich,
Andreas Baumgartner,
Péter Makk,
Tosson Elalaily,
Christian Schönenberger,
Jesper Nygård,
Gergely Zaránd,
Szabolcs Csonka

Affiliations

Zoltán Scherübl: Department of Physics, Budapest University of Technology and Economics and MTA-BME “Momentum” Nanoelectronics Research Group
Gergő Fülöp: Department of Physics, Budapest University of Technology and Economics and MTA-BME “Momentum” Nanoelectronics Research Group
Cătălin Paşcu Moca: MTA-BME Quantum Correlations Group, Department of Theoretical Physics, Budapest University of Technology and Economics
Jörg Gramich: Department of Physics, University of Basel
Andreas Baumgartner: Department of Physics, University of Basel
Péter Makk: Department of Physics, Budapest University of Technology and Economics and MTA-BME “Momentum” Nanoelectronics Research Group
Tosson Elalaily: Department of Physics, Budapest University of Technology and Economics and MTA-BME “Momentum” Nanoelectronics Research Group
Christian Schönenberger: Department of Physics, University of Basel
Jesper Nygård: Center for Quantum Devices and Nano-Science Center, Niels Bohr Institute, University of Copenhagen
Gergely Zaránd: MTA-BME Quantum Correlations Group, Department of Theoretical Physics, Budapest University of Technology and Economics
Szabolcs Csonka: Department of Physics, Budapest University of Technology and Economics and MTA-BME “Momentum” Nanoelectronics Research Group

DOI: https://doi.org/10.1038/s41467-020-15322-9
Journal volume & issue: Vol. 11, no. 1
pp. 1 – 9

Abstract

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Local magnetic moments coupled to superconductors can form subgap Yu-Shiba-Rusinov states. Here the authors show that Shiba states made with an InAs nanowire quantum dot have large spatial extent, which is beneficial for making Shiba chains that are predicted to host Majorana zero modes.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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