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Two-dimensional topological superconductivity in Pb/Co/Si(111)

Authors
  • Ménard, Gerbold C.1, 2
  • Guissart, Sébastien3
  • Brun, Christophe1
  • Leriche, Raphaël T.1
  • Trif, Mircea3
  • Debontridder, François1
  • Demaille, Dominique1
  • Roditchev, Dimitri1, 4
  • Simon, Pascal3
  • Cren, Tristan1
  • 1 Université Pierre et Marie Curie (UPMC) CNRS-UMR 7588, Institut des Nanosciences de Paris, 4 Place Jussieu, Paris, 75252, France , Paris (France)
  • 2 University of Copenhagen, Center for Quantum Devices and Station Q Copenhagen, Niels Bohr Institute, Universitetsparken 5, Copenhagen, 2100, Denmark , Copenhagen (Denmark)
  • 3 Université Paris-Saclay, Laboratoire de Physique des Solides, CNRS, Univ. Paris-Sud, Orsay Cedex, 91405, France , Orsay Cedex (France)
  • 4 LPEM-UMR8213/CNRS-ESPCI ParisTech-UPMC, Laboratoire de physique et d’étude des matériaux, 10 rue Vauquelin, Paris, 75005, France , Paris (France)
Type
Published Article
Journal
Nature Communications
Publisher
Springer Nature
Publication Date
Dec 11, 2017
Volume
8
Issue
1
Identifiers
DOI: 10.1038/s41467-017-02192-x
Source
Springer Nature
License
Green

Abstract

One-dimensional topological superconductors are predicted to host zero-energy Majorana fermions at their extremities. Here, the authors observe dispersive edge states in a monolayer of Pb/Si(111) coupled to a ferromagnetic domain.

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