Nonreciprocal charge transport at topological insulator/superconductor interface

Kenji Yasuda; Hironori Yasuda; Tian Liang; Ryutaro Yoshimi; Atsushi Tsukazaki; Kei S. Takahashi; Naoto Nagaosa; Masashi Kawasaki; Yoshinori Tokura

doi:10.1038/s41467-019-10658-3

Nature Communications (Jun 2019)

Nonreciprocal charge transport at topological insulator/superconductor interface

Kenji Yasuda,
Hironori Yasuda,
Tian Liang,
Ryutaro Yoshimi,
Atsushi Tsukazaki,
Kei S. Takahashi,
Naoto Nagaosa,
Masashi Kawasaki,
Yoshinori Tokura

Affiliations

Kenji Yasuda: Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), University of Tokyo
Hironori Yasuda: Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), University of Tokyo
Tian Liang: RIKEN Center for Emergent Matter Science (CEMS)
Ryutaro Yoshimi: RIKEN Center for Emergent Matter Science (CEMS)
Atsushi Tsukazaki: Institute for Materials Research, Tohoku University
Kei S. Takahashi: RIKEN Center for Emergent Matter Science (CEMS)
Naoto Nagaosa: Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), University of Tokyo
Masashi Kawasaki: Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), University of Tokyo
Yoshinori Tokura: Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), University of Tokyo

DOI: https://doi.org/10.1038/s41467-019-10658-3
Journal volume & issue: Vol. 10, no. 1
pp. 1 – 6

Abstract

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The superconducting proximity effect on the surface state of a topological insulator is promising to generate topological superconductivity. Here, Yasuda et al. reported enhanced nonreciprocal charge transport in a Bi2Te3/FeTe heterostructure with an emerging superconducting order parameter.

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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