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Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick. / Weiss, L. S. ; Borgh, M. O. ; Blinova, A. et al.
In: Nature Communications, Vol. 10, No. 1, 4772, 16.10.2019, p. 4772.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Weiss, LS, Borgh, MO, Blinova, A, Ollikainen, T, Mottonen, M, Ruostekoski, J & Hall, DS 2019, 'Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick', Nature Communications, vol. 10, no. 1, 4772, pp. 4772. https://doi.org/10.1038/s41467-019-12787-1

APA

Weiss, L. S., Borgh, M. O., Blinova, A., Ollikainen, T., Mottonen, M., Ruostekoski, J., & Hall, D. S. (2019). Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick. Nature Communications, 10(1), 4772. Article 4772. https://doi.org/10.1038/s41467-019-12787-1

Vancouver

Weiss LS, Borgh MO, Blinova A, Ollikainen T, Mottonen M, Ruostekoski J et al. Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick. Nature Communications. 2019 Oct 16;10(1):4772. 4772. doi: 10.1038/s41467-019-12787-1

Author

Weiss, L. S. ; Borgh, M. O. ; Blinova, A. et al. / Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick. In: Nature Communications. 2019 ; Vol. 10, No. 1. pp. 4772.

Bibtex

@article{5ced51615a174f49a651c1df5228590a,
title = "Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick",
abstract = "Persistent topological defects and textures are particularly dramatic consequences of superfluidity. Among the most fascinating examples are the singular vortices arising from the rotational symmetry group SO(3), with surprising topological properties illustrated by Dirac{\textquoteright}s famous belt trick. Despite considerable interest, controlled preparation and detailed study of vortex lines with complex internal structure in fully three-dimensional spinor systems remains an outstanding experimental challenge. Here, we propose and implement a reproducible and controllable method for creating and detecting a singular SO(3) line vortex from the decay of a non-singular spin texture in a ferromagnetic spin-1 Bose–Einstein condensate. Our experiment explicitly demonstrates the SO(3) character and the unique spinor properties of the defect. Although the vortex is singular, its core fills with atoms in the topologically distinct polar magnetic phase. The resulting stable, coherent topological interface has analogues in systems ranging from condensed matter to cosmology and string theory.",
author = "Weiss, {L. S.} and Borgh, {M. O.} and A. Blinova and T. Ollikainen and M. Mottonen and Janne Ruostekoski and Hall, {D. S.}",
year = "2019",
month = oct,
day = "16",
doi = "10.1038/s41467-019-12787-1",
language = "English",
volume = "10",
pages = "4772",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "Nature Publishing Group",
number = "1",

}

RIS

TY - JOUR

T1 - Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick

AU - Weiss, L. S.

AU - Borgh, M. O.

AU - Blinova, A.

AU - Ollikainen, T.

AU - Mottonen, M.

AU - Ruostekoski, Janne

AU - Hall, D. S.

PY - 2019/10/16

Y1 - 2019/10/16

N2 - Persistent topological defects and textures are particularly dramatic consequences of superfluidity. Among the most fascinating examples are the singular vortices arising from the rotational symmetry group SO(3), with surprising topological properties illustrated by Dirac’s famous belt trick. Despite considerable interest, controlled preparation and detailed study of vortex lines with complex internal structure in fully three-dimensional spinor systems remains an outstanding experimental challenge. Here, we propose and implement a reproducible and controllable method for creating and detecting a singular SO(3) line vortex from the decay of a non-singular spin texture in a ferromagnetic spin-1 Bose–Einstein condensate. Our experiment explicitly demonstrates the SO(3) character and the unique spinor properties of the defect. Although the vortex is singular, its core fills with atoms in the topologically distinct polar magnetic phase. The resulting stable, coherent topological interface has analogues in systems ranging from condensed matter to cosmology and string theory.

AB - Persistent topological defects and textures are particularly dramatic consequences of superfluidity. Among the most fascinating examples are the singular vortices arising from the rotational symmetry group SO(3), with surprising topological properties illustrated by Dirac’s famous belt trick. Despite considerable interest, controlled preparation and detailed study of vortex lines with complex internal structure in fully three-dimensional spinor systems remains an outstanding experimental challenge. Here, we propose and implement a reproducible and controllable method for creating and detecting a singular SO(3) line vortex from the decay of a non-singular spin texture in a ferromagnetic spin-1 Bose–Einstein condensate. Our experiment explicitly demonstrates the SO(3) character and the unique spinor properties of the defect. Although the vortex is singular, its core fills with atoms in the topologically distinct polar magnetic phase. The resulting stable, coherent topological interface has analogues in systems ranging from condensed matter to cosmology and string theory.

U2 - 10.1038/s41467-019-12787-1

DO - 10.1038/s41467-019-12787-1

M3 - Journal article

C2 - 31619679

VL - 10

SP - 4772

JO - Nature Communications

JF - Nature Communications

SN - 2041-1723

IS - 1

M1 - 4772

ER -