Non-perturbative SQCD Superpotentials from String Instantons
High Energy Physics - Theory
2009-11-11 v3
Abstract
The Affleck-Dine-Seiberg instanton generated superpotential for SQCD with Nf=Nc-1 flavours is explicitly derived from a local model of engineered intersecting D6-branes with a single E2-instanton. This computation extends also to symplectic gauge groups with Nf=Nc flavours.
Cite
@article{arxiv.hep-th/0612132,
title = {Non-perturbative SQCD Superpotentials from String Instantons},
author = {Nikolas Akerblom and Ralph Blumenhagen and Dieter Lust and Erik Plauschinn and Maximilian Schmidt-Sommerfeld},
journal= {arXiv preprint arXiv:hep-th/0612132},
year = {2009}
}
Comments
39 pages, 4 figures; v2: ref. and footnote added; v3: clarifying comments added, version to appear in JHEP