Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations

Abstract The integrability of the N=1 $$ \mathcal{N}=1 $$ supersymmetric modified Korteweg de-Vries (smKdV) hierarchy in the presence of defects is investigated through the construction of its super Bäcklund transformation. The construction of such transformation is performed by using essentially tw...

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Main Authors: A.R. Aguirre, A.L. Retore, J.F. Gomes, N.I. Spano, A.H. Zimerman
Format: Article
Language:English
Published: SpringerOpen 2018-01-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP01(2018)018
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author A.R. Aguirre
A.L. Retore
J.F. Gomes
N.I. Spano
A.H. Zimerman
author_facet A.R. Aguirre
A.L. Retore
J.F. Gomes
N.I. Spano
A.H. Zimerman
author_sort A.R. Aguirre
collection DOAJ
description Abstract The integrability of the N=1 $$ \mathcal{N}=1 $$ supersymmetric modified Korteweg de-Vries (smKdV) hierarchy in the presence of defects is investigated through the construction of its super Bäcklund transformation. The construction of such transformation is performed by using essentially two methods: the Bäcklund-defect matrix approach and the superfield approach. Firstly, we employ the defect matrix associated to the hierarchy which turns out to be the same for the supersymmetric sinh-Gordon (sshG) model. The method is general for all flows and as an example we derive explicitly the Bäcklund equations in components for the first few flows of the hierarchy, namely t 3 and t 5. Secondly, the supersymmetric extension of the Bäcklund transformation in the superspace formalism is constructed for those flows. Finally, this super Bäcklund transformation is employed to introduce type I defects for the supersymmetric mKdV hierarchy. Further integrability aspects by considering modified conserved quantities are derived from the defect matrix.
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spelling doaj.art-46a03670d62444fb852e10ea5ae4bc552022-12-21T18:44:57ZengSpringerOpenJournal of High Energy Physics1029-84792018-01-012018113910.1007/JHEP01(2018)018Defects in the supersymmetric mKdV hierarchy via Bäcklund transformationsA.R. Aguirre0A.L. Retore1J.F. Gomes2N.I. Spano3A.H. Zimerman4Instituto de Física e Química, Universidade Federal de ItajubáInstituto de Física Teórica — UNESPInstituto de Física Teórica — UNESPInstituto de Física Teórica — UNESPInstituto de Física Teórica — UNESPAbstract The integrability of the N=1 $$ \mathcal{N}=1 $$ supersymmetric modified Korteweg de-Vries (smKdV) hierarchy in the presence of defects is investigated through the construction of its super Bäcklund transformation. The construction of such transformation is performed by using essentially two methods: the Bäcklund-defect matrix approach and the superfield approach. Firstly, we employ the defect matrix associated to the hierarchy which turns out to be the same for the supersymmetric sinh-Gordon (sshG) model. The method is general for all flows and as an example we derive explicitly the Bäcklund equations in components for the first few flows of the hierarchy, namely t 3 and t 5. Secondly, the supersymmetric extension of the Bäcklund transformation in the superspace formalism is constructed for those flows. Finally, this super Bäcklund transformation is employed to introduce type I defects for the supersymmetric mKdV hierarchy. Further integrability aspects by considering modified conserved quantities are derived from the defect matrix.http://link.springer.com/article/10.1007/JHEP01(2018)018Integrable Field TheoriesIntegrable Hierarchies
spellingShingle A.R. Aguirre
A.L. Retore
J.F. Gomes
N.I. Spano
A.H. Zimerman
Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations
Journal of High Energy Physics
Integrable Field Theories
Integrable Hierarchies
title Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations
title_full Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations
title_fullStr Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations
title_full_unstemmed Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations
title_short Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations
title_sort defects in the supersymmetric mkdv hierarchy via backlund transformations
topic Integrable Field Theories
Integrable Hierarchies
url http://link.springer.com/article/10.1007/JHEP01(2018)018
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AT nispano defectsinthesupersymmetricmkdvhierarchyviabacklundtransformations
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