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An Improved Brane Anti-Brane Action from Boundary Superstring Field Theory and Multi-Vortex Solutions

Nicholas T. Jones·S. -H. Henry Tye
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Abstract

We present an improved effective action for the D-brane-anti-D-brane system obtained from boundary superstring field theory. Although the action looks highly non-trivial, it has simple explicit multi-vortex (i.e. codimension-2 multi-BPS D-brane) multi-anti-vortex solutions. The solutions have a curious degeneracy corresponding to different ``magnetic'' fluxes at the core of each vortex. We also generalize the brane anti-brane effective action that is suitable for the study of the inflationary scenario and the production of defects in the early universe. We show that when a brane and anti-brane are distantly separated, although the system is classically stable it can decay via quantum tunneling through the barrier.

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Nicholas T. Jones, S. -H. Henry Tye. 2002-12-01. An Improved Brane Anti-Brane Action from Boundary Superstring Field Theory and Multi-Vortex Solutions. https://doi.org/10.1088/1126-6708%2F2003%2F01%2F012

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