Fivebrane instantons in Calabi-Yau compactifications Auteur(s): Alexandrov S., Banerjee S. (Article) Publié: Physical Review D, vol. 90 p.041902(R) (2014) Texte intégral en Openaccess : Ref HAL: hal-00958486_v1 Ref Arxiv: 1403.1265 DOI: 10.1103/PhysRevD.90.041902 WoS: 000341287800002 Ref. & Cit.: NASA ADS Exporter : BibTex | endNote 11 Citations Résumé: We provide the last missing piece of the complete non-perturbative description of the low energy effective action emerging from Calabi-Yau compactifications of type II string theory --- NS5-brane instanton corrections to the hypermultiplet moduli space $M_H$. We find them using S-duality symmetry of the type IIB formulation. The result is encoded in a set of holomorphic functions on the twistor space of $M_H$ and includes all orders of the instanton expansion. Commentaires: 5 pages |