Results 1 to 10 of about 257,053 (199)

T-duality equivalences beyond string theory

open access: yesJournal of High Energy Physics, 2019
We examine a two parameter family of gravitational actions which contains higher-derivative terms. These are such that the entire action is invariant under corrected T-duality rules, which we derive explicitly.
José D. Edelstein   +3 more
doaj   +1 more source

Spinor–Vector Duality and Mirror Symmetry

open access: yesUniverse
Mirror symmetry was first observed in worldsheet string constructions, and was shown to have profound implications in the Effective Field Theory (EFT) limit of string compactifications, and for the properties of Calabi–Yau manifolds.
Alon E. Faraggi
doaj   +1 more source

A defect in AdS3/CFT2 duality

open access: yesJournal of High Energy Physics, 2022
AdS3 string theory in the stringy regime k = (R AdS /ℓ s )2 < 1 provides a laboratory for the study of holography in which both sides of AdS/CFT duality are under fairly good control.
Emil J. Martinec
doaj   +1 more source

T-duality to scattering amplitude and Wilson loop in non-commutative super Yang-Mills theory

open access: yesJournal of High Energy Physics, 2018
We first perform bosonic T-duality transformation on one of the marginal TsT (T-duality, shift, T-duality)-deformed AdS 5×S 5 spacetime, which corresponds to 4D N=4 $$ \mathcal{N}=4 $$ non-commutative super Yang-Mills theory (NCSYM).
Song He, Hongfei Shu
doaj   +1 more source

Double field theory and geometric quantisation

open access: yesJournal of High Energy Physics, 2021
We examine various properties of double field theory and the doubled string sigma model in the context of geometric quantisation. In particular we look at T-duality as the symplectic transformation related to an alternative choice of polarisation in the ...
Luigi Alfonsi, David S. Berman
doaj   +1 more source

A nonabelian particle–vortex duality

open access: yesPhysics Letters B, 2016
We define a nonabelian particle–vortex duality as a 3-dimensional analogue of the usual 2-dimensional worldsheet nonabelian T-duality. The transformation is defined in the presence of a global SU(2) symmetry and, although derived from a string theoretic ...
Jeff Murugan, Horatiu Nastase
doaj   +1 more source

Effective action of heterotic string theory at order α′2

open access: yesJournal of High Energy Physics, 2023
Upon examining the effective action of the heterotic string theory at order α′2, an inconsistency between the Chern-Simons coupling Ω2 and T-duality has been discovered. To address this issue, we introduce 60 parity-even independent geometrical couplings
Mohammad R. Garousi
doaj   +1 more source

Stringy ER = EPR

open access: yesJournal of High Energy Physics, 2022
The ER = EPR correspondence relates a superposition of entangled, disconnected spacetimes to a connected spacetime with an Einstein-Rosen bridge. We construct examples in which both sides may be described by weakly-coupled string theory.
Daniel Louis Jafferis, Elliot Schneider
doaj   +1 more source

The T-dual symmetries of a bosonic string

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
We investigate whether the symmetry transformations of a bosonic string are connected by T-duality. We start with a standard closed string theory. We continue with a modified open string theory, modified to preserve the symmetry transformations possessed
Ljubica Davidović, Branislav Sazdović
doaj   +1 more source

Topological open/closed string dualities: matrix models and wave functions

open access: yesJournal of High Energy Physics, 2019
We sharpen the duality between open and closed topological string partition functions for topological gravity coupled to matter. The closed string partition function is a generalized Kontsevich matrix model in the large dimension limit.
Sujay K. Ashok, Jan Troost
doaj   +1 more source

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