Type IIB superstring action in AdS₅ x S⁵ background

R.R. Metsaev , A.A. Tseytlin

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classification ✦ hep-th

keywords actionsuperstringbackgroundtypebosonicconstructcorrectcoset

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We construct the covariant kappa-symmetric superstring action for a type IIB superstring on AdS_5 x S^5 background. The action is defined as a 2d sigma-model on the coset superspace SU(2,2|4) / SO(4,1) x SO(5) and is shown to be the unique one that has the correct bosonic and flat space limits.

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Type IIB superstring action in AdS₅ x S⁵ background

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