paper

Dark Solitons, D-branes and Noncommutative Tachyon Field Theory

arXiv:1608.07262 · doi:10.1142/S0217751X17502013

Abstract

In this paper we discuss the boson/vortex duality by mapping the (3+1)D Gross-Pitaevskii theory into an effective string theory in the presence of boundaries. Via the effective string theory, we find the Seiberg-Witten map between the commutative and the noncommutative tachyon field theories, and consequently identify their soliton solutions with -branes in the effective string theory. We perform various checks of the duality map and the identification of soliton solutions. This new insight between the Gross-Pitaevskii theory and the effective string theory explains the similarity of these two systems at quantitative level.

36 pages, 4 figures; V2: some updates in Sec.2 and Sec.4; V3: published version, typos corrected

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