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arXiv · hep-th/0110200

D-branes in Melvin Background

Tadashi Takayanagi·Tadaoki Uesugi
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Abstract

In this paper we discuss D-branes in the Melvin background and its supersymmetric generalizations. In particular we determine the D-brane spectra in these backgrounds by constructing their boundary states explicitly, where some of the D-branes are supersymmetric. The results sensitively depend on whether the value of magnetic flux in the Melvin background is rational or irrational. For the rational case the D-branes are regarded as the generalizations of fractional D-branes in abelian orbifolds ${\bf C^n/Z_N}$ of type II or type 0 string theory. For the irrational case we found a very limited spectrum. Since the background includes the nontrivial H-flux, the D-branes will provide interesting examples from the viewpoint of the noncommutative geometry.

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Tadashi Takayanagi, Tadaoki Uesugi. 2001-11-02. D-branes in Melvin Background. https://doi.org/10.1088/1126-6708%2F2001%2F11%2F036

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