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Optical excitations of Skyrmions, knotted solitons, and defects in atoms

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Optical excitations of Skyrmions, knotted solitons, and defects in atoms. / Parmee, Christopher; Dennis, Mark R.; Ruostekoski, Janne.
In: Communications Physics, Vol. 5, No. 1, 54, 14.03.2022.

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

Harvard

Parmee, C, Dennis, MR & Ruostekoski, J 2022, 'Optical excitations of Skyrmions, knotted solitons, and defects in atoms', Communications Physics, vol. 5, no. 1, 54. https://doi.org/10.1038/s42005-022-00829-y

APA

Parmee, C., Dennis, M. R., & Ruostekoski, J. (2022). Optical excitations of Skyrmions, knotted solitons, and defects in atoms. Communications Physics, 5(1), Article 54. https://doi.org/10.1038/s42005-022-00829-y

Vancouver

Parmee C, Dennis MR, Ruostekoski J. Optical excitations of Skyrmions, knotted solitons, and defects in atoms. Communications Physics. 2022 Mar 14;5(1):54. doi: 10.1038/s42005-022-00829-y

Author

Parmee, Christopher ; Dennis, Mark R. ; Ruostekoski, Janne. / Optical excitations of Skyrmions, knotted solitons, and defects in atoms. In: Communications Physics. 2022 ; Vol. 5, No. 1.

Bibtex

@article{96dbd2531f1d4916bc75f0bce71a2166,
title = "Optical excitations of Skyrmions, knotted solitons, and defects in atoms",
abstract = "Analogies between non-trivial topologies of matter and light have inspired numerous studies, including defect formation in structured light and topological photonic band structures. Three-dimensional topological objects of localised particle-like nature attract broad interest across discipline boundaries from elementary particle physics and cosmology to condensed matter physics. Here we propose how simple structured light beams can be transformed into optical excitations of atoms with considerably more complex topologies representing three-dimensional particle-like Skyrmions. This construction can also be described in terms of linked Hopf maps, analogous to knotted solitons of the Skyrme-Faddeev model. We identify the transverse polarisation density current as the effective magnetic gauge potential for the Chern-Simons helicity term. While we prepare simpler two-dimensional baby-Skyrmions and singular defects using the traditional Stokes vectors on the Poincar{\'e} sphere for light, particle-like topologies can only be achieved in the full optical hypersphere description that no longer discards the variation of the total electromagnetic phase of vibration.",
author = "Christopher Parmee and Dennis, {Mark R.} and Janne Ruostekoski",
year = "2022",
month = mar,
day = "14",
doi = "10.1038/s42005-022-00829-y",
language = "English",
volume = "5",
journal = "Communications Physics",
issn = "2399-3650",
publisher = "Springer Nature",
number = "1",

}

RIS

TY - JOUR

T1 - Optical excitations of Skyrmions, knotted solitons, and defects in atoms

AU - Parmee, Christopher

AU - Dennis, Mark R.

AU - Ruostekoski, Janne

PY - 2022/3/14

Y1 - 2022/3/14

N2 - Analogies between non-trivial topologies of matter and light have inspired numerous studies, including defect formation in structured light and topological photonic band structures. Three-dimensional topological objects of localised particle-like nature attract broad interest across discipline boundaries from elementary particle physics and cosmology to condensed matter physics. Here we propose how simple structured light beams can be transformed into optical excitations of atoms with considerably more complex topologies representing three-dimensional particle-like Skyrmions. This construction can also be described in terms of linked Hopf maps, analogous to knotted solitons of the Skyrme-Faddeev model. We identify the transverse polarisation density current as the effective magnetic gauge potential for the Chern-Simons helicity term. While we prepare simpler two-dimensional baby-Skyrmions and singular defects using the traditional Stokes vectors on the Poincaré sphere for light, particle-like topologies can only be achieved in the full optical hypersphere description that no longer discards the variation of the total electromagnetic phase of vibration.

AB - Analogies between non-trivial topologies of matter and light have inspired numerous studies, including defect formation in structured light and topological photonic band structures. Three-dimensional topological objects of localised particle-like nature attract broad interest across discipline boundaries from elementary particle physics and cosmology to condensed matter physics. Here we propose how simple structured light beams can be transformed into optical excitations of atoms with considerably more complex topologies representing three-dimensional particle-like Skyrmions. This construction can also be described in terms of linked Hopf maps, analogous to knotted solitons of the Skyrme-Faddeev model. We identify the transverse polarisation density current as the effective magnetic gauge potential for the Chern-Simons helicity term. While we prepare simpler two-dimensional baby-Skyrmions and singular defects using the traditional Stokes vectors on the Poincaré sphere for light, particle-like topologies can only be achieved in the full optical hypersphere description that no longer discards the variation of the total electromagnetic phase of vibration.

U2 - 10.1038/s42005-022-00829-y

DO - 10.1038/s42005-022-00829-y

M3 - Journal article

VL - 5

JO - Communications Physics

JF - Communications Physics

SN - 2399-3650

IS - 1

M1 - 54

ER -