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arXiv · hep-th/9607041

A Note on Orientifolds and F-theory

Atish Dabholkar·Jaemo Park
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Abstract

An orientifold of Type-IIB theory on a $K3$ realized as a $Z_2$ orbifold is constructed which corresponds to F-theory compactification on a Calabi-Yau orbifold with Hodge numbers $(51, 3)$. The T-dual of this model is analogous to an orbifold with discrete torsion in that the action of orientation reversal has an additional phase on the twisted sectors, and both 9-branes and 5-branes carry orthogonal gauge groups. An orientifold of the $Z_3$ orbifold and its relation to F-theory is briefly discussed.

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Atish Dabholkar, Jaemo Park. 1996-07-05. A Note on Orientifolds and F-theory. https://doi.org/10.1016/s0370-2693(97)00012-9

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