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arXiv · 1201.4103

D-brane Moduli Spaces and Superpotentials in a Two-Parameter Model

Marco Baumgartl·Ilka Brunner·Daniel Plencner
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Abstract

We study D2-branes on the K3-fibration P^4_(11222)[8] using matrix factorizations at the Landau-Ginzburg point and analyze their moduli space and superpotentials in detail. We find that the open string moduli space consists of various intersecting branches of different dimensions. Families of D2-branes wrapping rational curves of degree one intersect with bound state branches. The influence of non-toric complex structure deformations is investigated in the Landau-Ginzburg framework, where these deformations arise as bulk moduli from the twisted sectors.

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Marco Baumgartl, Ilka Brunner, Daniel Plencner. 2012-01-19. D-brane Moduli Spaces and Superpotentials in a Two-Parameter Model. https://doi.org/10.1007/jhep03(2012)039

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