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SL(2,[ital R])-duality covariance of Killing spinors in axion-dilaton black holes

Journal Article · · Physical Review, D (Particles Fields); (United States)
 [1]
  1. Department of Physics, Queen Mary and Westfield College, Mile End Road, London E1 4NS (United Kingdom)
Under SL(2,[ital R]) electric-magnetic duality transformations of the Bogomolnyi bound of dilaton-axion black holes is known to be invariant. In this paper we show that this invariance corresponds to the covariance of the [ital N]=4 supersymmetry transformation rules and their parameters. In particular this implies that Killing spinors transform covariantly into Killing spinors. As an example, we work out completely the case of the largest known family of axion-dilaton black holes which is SL(2,[ital R]) invariant, finding the Killing spinors with the announced properties.
OSTI ID:
6644276
Journal Information:
Physical Review, D (Particles Fields); (United States), Journal Name: Physical Review, D (Particles Fields); (United States) Vol. 51:2; ISSN PRVDAQ; ISSN 0556-2821
Country of Publication:
United States
Language:
English