Results 121 to 130 of about 42,373 (199)

T-duality across non-extremal horizons

open access: yesJournal of High Energy Physics
When applying T-duality to a generic, non-extreme Killing horizon, T-duality is spacelike on one side and timelike on the other. We show, using simple examples from four-dimensional Einstein-Maxwell theory, that the image of the horizon is a singularity ...
M. Médevielle, T. Mohaupt
doaj   +1 more source

Off-shell N = 2 → N = 1 reduction in 4D conformal supergravity

open access: yesJournal of High Energy Physics, 2019
We discuss N = 2 → N = 1 reduction in four dimensional conformal supergravity. In particular, we keep the off-shell structure of supermultiplets (except hypermultiplets).
Yusuke Yamada
doaj   +1 more source

Gravitational analog of the non-abelian T-duality

open access: yesJournal of High Energy Physics
Non-abelian T duality (NATD) is a symmetry of the worldsheet action that allows one to generate new solutions of string theory by performing algebraic transformations of known geometries.
Oleg Lunin, Parita Shah
doaj   +1 more source

Aether, dark energy and string compactifications. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2022
Townsend PK.
europepmc   +1 more source

Euclidean supergravity

open access: yesJournal of High Energy Physics, 2017
Supergravity with eight supercharges in a four-dimensional Euclidean space is constructed at the full non-linear level by performing an off-shell time-like reduction of five-dimensional supergravity.
Bernard de Wit, Valentin Reys
doaj   +1 more source

Higgs effect without lunch. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2022
Erickson CW, Leung R, Stelle KS.
europepmc   +1 more source

Quantization of the Bianchi type-IX model in supergravity with a cosmological constant

open access: yes, 1994
Diagonal Bianchi type-IX models are studied in the quantum theory of $ N = 1 $ supergravity with a cosmological constant. It is shown, by imposing the supersymmetry and Lorentz quantum constraints, that there are no physical quantum states in this model.
A. D. Y. Cheng   +24 more
core   +1 more source

Torus reduction of maximal conformal supergravity

open access: yesJournal of High Energy Physics
We consider the dimensional reduction of N = (2, 0) conformal supergravity in six dimensions on a two-torus to N = 4 conformal supergravity in four dimensions. At the level of kinematics, the six-dimensional Weyl multiplet is shown to reduce to a mixture
Franz Ciceri   +3 more
doaj   +1 more source

M-theory, black holes and cosmology. [PDF]

open access: yesProc Math Phys Eng Sci, 2021
Kallosh R.
europepmc   +1 more source

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