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Field transformation rules of the standard fermionic T-duality require fermionic isometries to anticommute, which leads to complexification of the Killing spinors and results in complex valued dual backgrounds. We generalize the field…

High Energy Physics - Theory · Physics 2023-01-03 Lev Astrakhantsev , Ilya Bakhmatov , Edvard T. Musaev

In this article we offer the interpretation of the fermionic T-duality of the type II superstring theory in double space. We generalize the idea of double space doubling the fermionic sector of the superspace. In such doubled space…

High Energy Physics - Theory · Physics 2017-04-25 Bojan Nikolic , Branislav Sazdovic

In this article we establish the relationship between fermionic T-duality and momenta noncommuativity. This is extension of known relation between bosonic T-duality and coordinate noncommutativity. The case of open string propagating in…

High Energy Physics - Theory · Physics 2015-05-27 Bojan Nikolic , Branislav Sazdovic

Fermionic T-duality transformation is studied for the N=1 supersymmetric solutions of massive type IIA supergravity with the metric AdS_{10-k} x M_k for k=3 and 5. We derive the Killing spinors of these backgrounds and use them as an input…

High Energy Physics - Theory · Physics 2016-03-31 Ilya Bakhmatov

We explore fermionic T-duality and self-duality in the geometry AdS3 x S3 x T4 in type IIB supergravity. We explicitly construct the Killing spinors and the fermionic T-duality isometries and show that the geometry is self-dual under a…

High Energy Physics - Theory · Physics 2015-06-04 Eoin Ó Colgáin

We briefly review the essential points of our recent work in non-Abelian T-duality. In particular, we show how non-abelian T-duals can effectively describe infinitely high spin sectors of a parent theory and how to implement the…

High Energy Physics - Theory · Physics 2015-05-28 Konstadinos Sfetsos

In this article I consider type II superstring in the pure spinor formulation with constant background fields in the context of T-dualization. First I prove that bosonic and fermionic T-dualization commute using already known T-dual…

High Energy Physics - Theory · Physics 2026-01-14 Bojan Nikolic

We ask the question of classical super (non-)Abelian T-duality for BTZ black hole metric coupling to two fermionic fields. Our approach is based on super Poisson-Lie (PL) T-duality in the presence of spectator fields. In order to study the…

High Energy Physics - Theory · Physics 2024-03-11 Ali Eghbali , Meysam Hosseinpour-Sadid , Adel Rezaei-Aghdam

We investigate effects of fermionic T-duality on type II superstring in presence of Ramond-Ramond (RR) field that has infinitesimal linear dependence on bosonic coordinate $x^\mu$. Other fields are assumed to be constant. Procedure that we…

High Energy Physics - Theory · Physics 2024-01-24 Bojan Nikolic , Danijel Obric

We construct several solutions of effective actions for string theories beyond the supergravity approximation utilizing the framework of the Double Field Theory (DFT). The DFT effective actions, which are well suited for accommodating…

High Energy Physics - Theory · Physics 2025-01-07 Oleg Lunin , Parita Shah

We show that the string backgrounds AdS2 x S2 x T6 and AdSd x Sd x Sd x T{10 - 3d} (d = 2, 3) are self-dual under a series of bosonic and fermionic T-dualities. We do this using the fermionic Buscher rules derived by Berkovits and…

High Energy Physics - Theory · Physics 2016-03-09 Michael C. Abbott , Justine Tarrant , Jeff Murugan

We consider a TFT on the product of a manifold with an interval, together with a topological and a non-topological boundary condition imposed at the two respective ends. The resulting (in general higher gauge) field theory is…

High Energy Physics - Theory · Physics 2026-04-01 Ján Pulmann , Pavol Ševera , Fridrich Valach

We study two aspects of fermionic T-duality: the duality in purely fermionic sigma models exploring the possible obstructions and the extension of the T-duality beyond classical approximation. We consider fermionic sigma models as coset…

High Energy Physics - Theory · Physics 2015-05-27 P. A. Grassi , A. Mezzalira

In this work we obtain the non-abelian T-dual geometry of the well-known Pilch-Warner supergravity solution in its infrared point. We derive the dual metric and the NS two-form by gauging the isometry group of the initial theory and…

High Energy Physics - Theory · Physics 2016-08-25 Hristo Dimov , Stefan Mladenov , Radoslav C. Rashkov , Tsvetan Vetsov

We gauge the non-abelian isometries of a sigma model with boundaries. Forcing the field strength of the gauge fields to vanish renders the gauged model equivalent to the ungauged one provided that boundary conditions are taken into account…

High Energy Physics - Theory · Physics 2007-05-23 Stefan Forste , Alexandros A. Kehagias , Stefan Schwager

We present a formulation of Double Field Theory with a Drinfeld double as extended spacetime. It makes Poisson-Lie T-duality (including abelian and non-abelian T-duality as special cases) manifest. This extends the scope of possible…

High Energy Physics - Theory · Physics 2020-06-03 Falk Hassler

In this article we present bosonic T-dualization in double space of the type II superstring theory in pure spinor formulation. We use the action with constant background fields obtained from the general case under some physically and…

High Energy Physics - Theory · Physics 2019-10-08 B. Nikolić , B. Sazdović

In this article we investigate the relation between consequences of Dirichlet boundary conditions (momenta noncommutativity and parameters of the effective theory) and background fields of fermionic T-dual theory. We impose Dirichlet…

High Energy Physics - Theory · Physics 2012-07-03 B. Nikolic , B. Sazdovic

Double field theory proposes a generalized spacetime action possessing manifest T-duality on the level of component fields. We calculate the cosmological solutions of double field theory with vanishing Kalb-Ramond field. It turns out that…

High Energy Physics - Theory · Physics 2014-08-22 Houwen Wu , Haitang Yang

The gauged sigma-model argument that string backgrounds related by T-dual give equivalent quantum theories is revisited, taking careful account of global considerations. The topological obstructions to gauging sigma-models give rise to…

High Energy Physics - Theory · Physics 2008-11-26 C. M. Hull
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