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Related papers: Embedding the modified CYBE in Supergravity

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Yang-Baxter deformations of superstring sigma-models have recently inspired a supergravity solution generating technique. Using the open/closed string map and a Killing bi-vector as a deformation parameter, new solutions can be built, such…

High Energy Physics - Theory · Physics 2019-01-29 Ilya Bakhmatov , Edvard Musaev

We further study integrable deformations of the AdS$_5\times$S$^5$ superstring by following the Yang-Baxter sigma model approach with classical $r$-matrices satisfying the classical Yang-Baxter equation (CYBE). Deformed string backgrounds…

High Energy Physics - Theory · Physics 2014-12-12 Takuya Matsumoto , Kentaroh Yoshida

We promote the open-closed string map, originally formulated by Seiberg \& Witten, to a solution generating prescription in generalized supergravity. The approach hinges on a knowledge of an antisymmetric bivector $\Theta$, built from…

High Energy Physics - Theory · Physics 2018-07-11 I. Bakhmatov , Ö. Kelekci , E. Ó Colgáin , M. M. Sheikh-Jabbari

We consider \gamma-deformations of the AdS_5xS^5 superstring as Yang-Baxter sigma models with classical r-matrices satisfying the classical Yang-Baxter equation (CYBE). An essential point is that the classical r-matrices are composed of…

High Energy Physics - Theory · Physics 2015-06-19 Takuya Matsumoto , Kentaroh Yoshida

Yang-Baxter string sigma-models provide a systematic way to deform coset geometries, such as $AdS_p \times S^p$, while retaining the $\sigma$-model integrability. It has been shown that the Yang-Baxter deformation in target space is simply…

High Energy Physics - Theory · Physics 2018-08-01 I. Bakhmatov , E. Ó Colgáin , M. M. Sheikh-Jabbari , H. Yavartanoo

Based on the formulation of Yang-Baxter sigma models developed by Klimcik and Delduc-Magro-Vicedo, we explain that various deformations of type IIB superstring on AdS$_5\times$S$^5$ can be characterized by classical $r$-matrices satisfying…

High Energy Physics - Theory · Physics 2015-06-23 Takuya Matsumoto , Kentaroh Yoshida

We study Yang-Baxter deformations of the $AdS_5 \times S^5$ superstring with non-Abelian classical $r$-matrices which satisfy the homogeneous classical Yang-Baxter equation (CYBE). By performing a supercoset construction, we can get…

High Energy Physics - Theory · Physics 2016-11-23 Domenico Orlando , Susanne Reffert , Jun-ichi Sakamoto , Kentaroh Yoshida

We present further examples of the correspondence between solutions of type IIB supergravity and classical $r$-matrices satisfying the classical Yang-Baxter equation (CYBE). In the previous works, classical $r$-matrices have been composed…

High Energy Physics - Theory · Physics 2015-05-20 Takuya Matsumoto , Kentaroh Yoshida

In this paper a class of new quantum groups is presented: deformed Yangians. They arise from rational solutions of the classical Yang-Baxter equation of the form $c_2 /u + const$ . The universal quantum $R$-matrix for a deformed Yangian is…

q-alg · Mathematics 2009-10-30 A. Stolin , P. P. Kulish

Yang-Baxter (YB) deformations of type IIB string theory have been well studied from the viewpoint of classical integrability. Most of the works, however, are focused upon the local structure of the deformed geometries and the global…

High Energy Physics - Theory · Physics 2018-01-09 Jose J. Fernandez-Melgarejo , Jun-ichi Sakamoto , Yuho Sakatani , Kentaroh Yoshida

We construct a $d=11$ supergravity analogue of the open-closed string map in the context of SL(5) Exceptional Field Theory (ExFT). The deformation parameter tri-vector $\Omega$ generalizes the non-commutativity bi-vector parameter $\Theta$…

High Energy Physics - Theory · Physics 2019-10-16 Ilya Bakhmatov , Nihat Sadik Deger , Edvard T. Musaev , Eoin Ó Colgáin , Mohammad M. Sheikh-Jabbari

Integrable deformations of type IIB superstring theory on $\mathrm{AdS}_5\times S^5$ have played an important role over the last years. The Yang-Baxter deformation is a systematic way of generating such integrable deformations. Since its…

High Energy Physics - Theory · Physics 2020-12-02 Domenico Orlando , Susanne Reffert , Jun-ichi Sakamoto , Yuta Sekiguchi , Kentaroh Yoshida

It is known that Yang-Baxter sigma models provide a systematic way to study integrable deformations of both principal chiral models and symmetric coset sigma models. In the original proposal and its subsequent development, the deformations…

High Energy Physics - Theory · Physics 2015-05-26 Takuya Matsumoto , Kentaroh Yoshida

We show how so-called Yang-Baxter (YB) deformations of sigma models, based on an R-matrix solving the classical Yang-Baxter equation (CYBE), give rise to marginal current-current deformations when applied to the Wess-Zumino-Witten (WZW)…

High Energy Physics - Theory · Physics 2019-06-27 Riccardo Borsato , Linus Wulff

We proceed to study Yang-Baxter deformations of the AdS$_5\times$S$^5$ superstring with the classical Yang-Baxter equation. We make a general argument on the supercoset construction and present the master formula to describe the dilaton in…

High Energy Physics - Theory · Physics 2016-08-22 Hideki Kyono , Kentaroh Yoshida

We proceed to generalize the Yang-Baxter (YB) deformation of Wess-Zumino-Witten (WZW) model to the Lie supergroups case. This generalization enables us to utilize various kinds of solutions of the (modified) graded classical Yang-Baxter…

High Energy Physics - Theory · Physics 2023-02-02 Ali Eghbali , Tayebe Parvizi , Adel Rezaei-Aghdam

In this paper we investigate the algebraic geometric nature of a solution of the Yang-Baxter equation based on the quantum deformation of the centrally extended $sl(2|2)$ superalgebra proposed by Beisert and Koroteev \cite{BEKO}. We derive…

Mathematical Physics · Physics 2017-04-05 M. J. Martins

Yang-Baxter (YB) deformations of string sigma model provide deformed target spaces. We propose that homogeneous YB deformations always lead to a certain class of $\beta$-twisted backgrounds and represent the bosonic part of the supergravity…

High Energy Physics - Theory · Physics 2017-09-20 Jun-ichi Sakamoto , Yuho Sakatani , Kentaroh Yoshida

We consider a family of deformations of T^{1,1} in the Yang-Baxter sigma model approach. We first discuss a supercoset description of T^{1,1}, which makes manifest the full symmetry of the space and leads to the standard Sasaki-Einstein…

High Energy Physics - Theory · Physics 2014-09-17 P. Marcos Crichigno , Takuya Matsumoto , Kentaroh Yoshida

The rules for Yang-Baxter (YB) deformation for a generic Green-Schwarz string sigma model has been obtained recently. We show that the deformation can be described through the action of a coordinate dependent $O(d,d)$ matrix on the target…

High Energy Physics - Theory · Physics 2020-02-28 Aybike Çatal-Özer , Seçil Tunalı
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