Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors

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Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors. / Steffensen, Daniel; Andersen, Brian M.; Kotetes, Panagiotis.

In: Physical Review B, Vol. 104, No. 18, 174502, 04.11.2021.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Steffensen, D, Andersen, BM & Kotetes, P 2021, 'Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors', Physical Review B, vol. 104, no. 18, 174502. https://doi.org/10.1103/PhysRevB.104.174502

APA

Steffensen, D., Andersen, B. M., & Kotetes, P. (2021). Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors. Physical Review B, 104(18), [174502]. https://doi.org/10.1103/PhysRevB.104.174502

Vancouver

Steffensen D, Andersen BM, Kotetes P. Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors. Physical Review B. 2021 Nov 4;104(18). 174502. https://doi.org/10.1103/PhysRevB.104.174502

Author

Steffensen, Daniel ; Andersen, Brian M. ; Kotetes, Panagiotis. / Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors. In: Physical Review B. 2021 ; Vol. 104, No. 18.

Bibtex

@article{d6caea057aa449cca3af8b594e328b60,
title = "Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors",
abstract = "We propose a mechanism for opening a full bulk energy gap and inducing vortex Majorana zero modes (MZMs) in nodal superconductors (SCs). We show that this becomes possible by coupling the nodal SC of interest to a magnetic texture crystal. The latter consists of superpositions of magnetic textures which repeat periodically in space according to suitable wave vectors that enable spin-flip scattering between all pairs of nodes of the SC, and thus open a full gap in its bulk energy spectrum. In this event, MZMs can be trapped in spin or shift vortices introduced in the magnetic texture crystal. Our approach is generic and applies to nodal SCs of spin-singlet, -triplet, or -mixed type of pairing. Therefore it promises to find application in a variety of nodal SCs, where the magnetic textures appear either spontaneously due to electron-electron interactions or are imposed by nanomagnets or become induced by coupling to a lattice of localized magnetic moments.",
keywords = "NON-ABELIAN STATISTICS, BOUND-STATES, FERMIONS, SIGNATURE, LATTICE, WAVE",
author = "Daniel Steffensen and Andersen, {Brian M.} and Panagiotis Kotetes",
year = "2021",
month = nov,
day = "4",
doi = "10.1103/PhysRevB.104.174502",
language = "English",
volume = "104",
journal = "Physical Review B",
issn = "2469-9950",
publisher = "American Physical Society",
number = "18",

}

RIS

TY - JOUR

T1 - Trapping Majorana zero modes in vortices of magnetic texture crystals coupled to nodal superconductors

AU - Steffensen, Daniel

AU - Andersen, Brian M.

AU - Kotetes, Panagiotis

PY - 2021/11/4

Y1 - 2021/11/4

N2 - We propose a mechanism for opening a full bulk energy gap and inducing vortex Majorana zero modes (MZMs) in nodal superconductors (SCs). We show that this becomes possible by coupling the nodal SC of interest to a magnetic texture crystal. The latter consists of superpositions of magnetic textures which repeat periodically in space according to suitable wave vectors that enable spin-flip scattering between all pairs of nodes of the SC, and thus open a full gap in its bulk energy spectrum. In this event, MZMs can be trapped in spin or shift vortices introduced in the magnetic texture crystal. Our approach is generic and applies to nodal SCs of spin-singlet, -triplet, or -mixed type of pairing. Therefore it promises to find application in a variety of nodal SCs, where the magnetic textures appear either spontaneously due to electron-electron interactions or are imposed by nanomagnets or become induced by coupling to a lattice of localized magnetic moments.

AB - We propose a mechanism for opening a full bulk energy gap and inducing vortex Majorana zero modes (MZMs) in nodal superconductors (SCs). We show that this becomes possible by coupling the nodal SC of interest to a magnetic texture crystal. The latter consists of superpositions of magnetic textures which repeat periodically in space according to suitable wave vectors that enable spin-flip scattering between all pairs of nodes of the SC, and thus open a full gap in its bulk energy spectrum. In this event, MZMs can be trapped in spin or shift vortices introduced in the magnetic texture crystal. Our approach is generic and applies to nodal SCs of spin-singlet, -triplet, or -mixed type of pairing. Therefore it promises to find application in a variety of nodal SCs, where the magnetic textures appear either spontaneously due to electron-electron interactions or are imposed by nanomagnets or become induced by coupling to a lattice of localized magnetic moments.

KW - NON-ABELIAN STATISTICS

KW - BOUND-STATES

KW - FERMIONS

KW - SIGNATURE

KW - LATTICE

KW - WAVE

U2 - 10.1103/PhysRevB.104.174502

DO - 10.1103/PhysRevB.104.174502

M3 - Journal article

VL - 104

JO - Physical Review B

JF - Physical Review B

SN - 2469-9950

IS - 18

M1 - 174502

ER -

ID: 285311466