English
Related papers

Related papers: Yang-Baxter Deformations Beyond Coset Spaces (a sl…

200 papers

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

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

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

The Yang-Baxter (YB) deformation is a systematic way of performibg integrable deformations of two-dimensional symmetric non-linear sigma models. The deformations can be labeled by classical $r$-matrices satisfying the classical YB equation.…

High Energy Physics - Theory · Physics 2018-09-26 Domenico Orlando , Susanne Reffert , Yuta Sekiguchi , Kentaroh Yoshida

The Yang-Baxter $\sigma$-model is a systematic way to generate integrable deformations of AdS$_5\times$S$^5$. We recast the deformations as seen by open strings, where the metric is undeformed AdS$_5\times$S$^5$ with constant string…

High Energy Physics - Theory · Physics 2017-05-31 Thiago Araujo , Ilya Bakhmatov , Eoin Ó Colgáin , Jun-ichi Sakamoto , Mohammad M. Sheikh-Jabbari , 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

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

The homogeneous Yang-Baxter deformation is part of a larger web of integrable deformations and dualities that recently have been studied with motivations in integrable $\sigma$-models, solution-generating techniques in supergravity and…

High Energy Physics - Theory · Physics 2022-06-24 Riccardo Borsato , Sibylle Driezen , J. Luis Miramontes

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

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

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 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

Yang-Baxter sigma models, proposed by Klimcik and Delduc-Magro-Vicedo, have been recognized as a powerful framework for studying integrable deformations of two-dimensional non-linear sigma models. In this short article, as an important…

High Energy Physics - Theory · Physics 2016-02-17 P. Marcos Crichigno , Takuya Matsumoto , Kentaroh Yoshida

It has recently been demonstrated that the Classical Yang-Baxter Equation (CYBE) emerges from supergravity via the open-closed string map. Thus, given any solution with an isometry group, there exists a deformed solution based on an…

High Energy Physics - Theory · Physics 2018-11-14 Thiago Araujo , Eoin Ó Colgáin , Hossein Yavartanoo

We study the integrable $\eta$ and $\lambda$-deformations of supercoset string sigma models, the basic example being the deformation of the $AdS_5 \times S^5$ superstring. We prove that the kappa symmetry variations for these models are of…

High Energy Physics - Theory · Physics 2016-11-03 Riccardo Borsato , Linus Wulff

This thesis is mainly devoted to studying integrable deformations of the ${\rm AdS}_5 \times {\rm S}^5$ superstring and generalized supergravity. We start to give a brief review of the ${\rm AdS}_5 \times {\rm S}^5$ superstring formulated…

High Energy Physics - Theory · Physics 2019-04-30 Jun-ichi Sakamoto

We study Yang-Baxter deformations of 4D Minkowski spacetime. The Yang-Baxter sigma model description was originally developed for principal chiral models based on a modified classical Yang-Baxter equation. It has been extended to coset…

High Energy Physics - Theory · Physics 2015-05-19 Takuya Matsumoto , Domenico Orlando , Susanne Reffert , Jun-ichi Sakamoto , Kentaroh Yoshida

The gravity dual of $\beta$-deformed ABJM theory can be obtained by a TsT transformation of $AdS_4\times\mathbb{CP}^3$. We present a supercoset construction of $\mathbb{CP}^3$ to obtain this gravity dual theory as a Yang-Baxter deformation.…

High Energy Physics - Theory · Physics 2018-11-12 René Negrón , Victor O. Rivelles

In this note we give an explicit formula for the preserved Killing spinors in deformed string theory backgrounds corresponding to integrable Yang--Baxter deformations realized via (sequences of) TsT transformations. The Killing spinors can…

High Energy Physics - Theory · Physics 2019-09-04 Domenico Orlando , Susanne Reffert , Yuta Sekiguchi , Kentaroh Yoshida

We perform non-abelian T-duality for a generic Green-Schwarz string with respect to an isometry (super)group G, and we derive the transformation rules for the supergravity background fields. Specializing to G bosonic, or G fermionic but…

High Energy Physics - Theory · Physics 2018-08-29 Riccardo Borsato , Linus Wulff
‹ Prev 1 2 3 10 Next ›