Results 121 to 130 of about 42,373 (199)
T-duality across non-extremal horizons
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
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Off-shell N = 2 → N = 1 reduction in 4D conformal supergravity
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
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Introduction to the special issue dedicated to Michael J. Duff FRS on the occasion of his 70th birthday. [PDF]
Borsten L, Marrani A, Pope CN, Stelle K.
europepmc +1 more source
Gravitational analog of the non-abelian T-duality
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
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Aether, dark energy and string compactifications. [PDF]
Townsend PK.
europepmc +1 more source
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
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Higgs effect without lunch. [PDF]
Erickson CW, Leung R, Stelle KS.
europepmc +1 more source
Quantization of the Bianchi type-IX model in supergravity with a cosmological constant
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
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Torus reduction of maximal conformal supergravity
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
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M-theory, black holes and cosmology. [PDF]
Kallosh R.
europepmc +1 more source

