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arXiv · hep-th/9912274

Open String Field Theory on Noncommutative Space

Teruhiko Kawano·Tomohiko Takahashi
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Abstract

We study Witten's open string field theory in the presence of a constant B field. We construct the string field theory in the operator formalism and find that, compared to the ordinary theory with no B field, the vertices in the resulting theory has an additional factor. The factor makes the zero modes of strings noncommutative. This is in agreement with the results in the first-quantized formulation. We also discuss background independence of the purely cubic action derived from the above string field theory and then find a redefinition of string fields to remove the additional factor from the vertex. Furthermore, we briefly discuss the supersymmetric extension of our string field theory.

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Teruhiko Kawano, Tomohiko Takahashi. 2000-05-29. Open String Field Theory on Noncommutative Space. https://doi.org/10.1143/ptp.104.459

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