First-order solitons with internal structures in an extended Maxwell-CP(2) model

J. Andrade (Departamento de Física, Universidade Federal do Maranhão, 65080-805 São Luís, Maranhão, Brazil) ; R. Casana (Departamento de Física, Universidade Federal do Maranhão, 65080-805 São Luís, Maranhão, Brazil) ; E. da Hora (Coordenadoria Interdisciplinar de Ciência e Tecnologia, Universidade Federal do Maranhão, 65080-805 São Luís, Maranhão, Brazil) ; C. dos Santos (Centro de Física e Departamento de Física e Astronomia, Faculdade de Ciências da Universidade do Porto, 4169-007 Porto, Portugal)

We study a Maxwell-CP(2) model coupled to a real scalar field through a dielectric function multiplying the Maxwell term. In such a context, we look for first-order rotationally symmetric solitons by means of the Bogomol’nyi-Prasad-Sommerfield (BPS) algorithm, i.e., by minimizing the total energy of the effective model. We perform our investigation by choosing an explicit form of the dielectric function. The numerical solutions show regular vortices whose shapes dramatically differ from their canonical counterparts. We can understood such differences as characterizing the existence of an internal structure.

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      "title": "First-order solitons with internal structures in an extended Maxwell-<math><mrow><mi>C</mi><mi>P</mi><mo>(</mo><mn>2</mn><mo>)</mo></mrow></math> model"
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      "value": "We study a Maxwell-<math><mrow><mi>C</mi><mi>P</mi><mo>(</mo><mn>2</mn><mo>)</mo></mrow></math> model coupled to a real scalar field through a dielectric function multiplying the Maxwell term. In such a context, we look for first-order rotationally symmetric solitons by means of the Bogomol\u2019nyi-Prasad-Sommerfield (BPS) algorithm, i.e., by minimizing the total energy of the effective model. We perform our investigation by choosing an explicit form of the dielectric function. The numerical solutions show regular vortices whose shapes dramatically differ from their canonical counterparts. We can understood such differences as characterizing the existence of an internal structure."
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Published on:
26 March 2019
Publisher:
APS
Published in:
Physical Review D , Volume 99 (2019)
Issue 5
DOI:
https://doi.org/10.1103/PhysRevD.99.056014
arXiv:
1901.05094
Copyrights:
Published by the American Physical Society
Licence:
CC-BY-4.0

Fulltext files: