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arXiv · hep-th/9912272

Twisted Bundles on Noncommutative $T^4$ and D-brane Bound States

Eunsang Kim·Hoil Kim·Nakwoo Kim·Bum-Hoon Lee·Chang-Yeong Lee·Hyun Seok Yang
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Abstract

We construct twisted quantum bundles and adjoint sections on noncommutative $T^4$, and investigate relevant D-brane bound states with non-Abelian backgrounds. We also show that the noncommutative $T^4$ with non-Abelian backgrounds exhibits SO$(4,4|Z)$ duality and via this duality we get a Morita equivalent $T^4$ on which only D0-branes exist. For a reducible non-Abelian background, the moduli space of D-brane bound states in Type II string theory takes the form $\prod_a (T^4)^{q_a}/S_{q_a}$.

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Eunsang Kim, Hoil Kim, Nakwoo Kim, Bum-Hoon Lee, Chang-Yeong Lee, Hyun Seok Yang. 2000-01-25. Twisted Bundles on Noncommutative $T^4$ and D-brane Bound States. https://doi.org/10.1103/physrevd.62.046001

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