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D2-branes in B fields

Washington Taylor
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Abstract

This note focuses on the coupling of a type IIA D2-brane to a background B field. It is shown that the D0-brane charge arising from the integral over the D2-brane of the pullback of the B field is cancelled by bulk contributions, for a compact D2-brane wrapping a homotopically trivial cycle in space-time. In M-theory this cancellation is a straightforward consequence of momentum conservation. This result resolves a puzzle recently posed by Bachas, Douglas and Schweigert related to the quantization of R-R charges on stable spherical D2-branes on the group manifold SU(2).

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Washington Taylor. 2000-04-19. D2-branes in B fields. https://doi.org/10.1088/1126-6708%2F2000%2F07%2F039

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