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arXiv · hep-th/0012200

Open N=2 strings in a B-field background and noncommutative self-dual Yang-Mills

Olaf Lechtenfeld·Alexander D. Popov·Bernd Spendig
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Abstract

In the presence of D-branes, fermionic N=2 strings in 2+2 dimensions can be coupled to a K"ahler NS-NS two-form B. We present the corresponding action which produces N=2 supersymmetric boundary conditions and discuss the Seiberg-Witten zero-slope limit. After recalling the constraints on the Chan-Paton gauge group, we demonstrate for U(n) groups that the open N=2 string with a nonzero B-field coincides on tree level with noncommutative self-dual Yang-Mills. Several misconceptions of hep-th/0011206 are corrected.

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Olaf Lechtenfeld, Alexander D. Popov, Bernd Spendig. 2000-12-20. Open N=2 strings in a B-field background and noncommutative self-dual Yang-Mills. https://doi.org/10.1016/s0370-2693(01)00454-3

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