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arXiv · hep-th/0112219

D-brane Bound States from Charged Macroscopic Strings

Alok Kumar·Sudipta Mukherji·Kamal L. Panigrahi
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Abstract

We construct new D-brane bound states using charged macroscopic type IIB string solutions.A generic bound state solution, when dimensionally reduced, carries multiple gauge charges. Starting with D=9 charged macroscopic strings, we obtain solutions in D=10, which are interpreted as carrying (F, D0, D2) charges as well as nonzero momenta. The masses and charges are also explicitly shown to satisfy the non-threshold bound of 1/2 BPS objects. Our solutions reduce to the known D-brane bound state solutions with appropriate restrictions in the parameter space. We further generalize the results to (Dp- D(p+2)) bound state in IIA/B theories, giving an explicit example with p=1.

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Alok Kumar, Sudipta Mukherji, Kamal L. Panigrahi. 2002-04-11. D-brane Bound States from Charged Macroscopic Strings. https://doi.org/10.1088/1126-6708%2F2002%2F05%2F050

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