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arXiv · hep-th/9910155

A New Orientifold of C^2/Z_N and Six-dimensional RG Fixed Points

Angel M. Uranga
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Abstract

We discuss the consistency conditions of a novel orientifold projection of type IIB string theory on C^2/Z_N singularities, in which one mods out by the combined action of world-sheet parity and a geometric operation which exchanges the two complex planes. The field theory on the world-volume of D5-brane probes defines a family of six-dimensional RG fixed points, which had been previously constructed using type IIA configurations of NS-branes and D6-branes in the presence of O6-planes. Both constructions are related by a T-duality transforming the set of NS-branes into the C^2/Z_N singularity. We also construct additional models, where both the standard and the novel orientifold projections are imposed. They have an interesting relation with orientifolds of D_K singularities, and provide the T-duals of certain type IIA configurations containing both O6- and O8-planes.

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Angel M. Uranga. 1999-10-19. A New Orientifold of C^2/Z_N and Six-dimensional RG Fixed Points. https://doi.org/10.1016/s0550-3213(00)00127-9

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