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arXiv · hep-th/0012092

String Theory in Electromagnetic Fields

J. Ambjorn·Y. M. Makeenko·G. W. Semenoff·R. J. Szabo
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Abstract

A review of various aspects of superstrings in background electromagnetic fields is presented. Topics covered include the Born-Infeld action, spectrum of open strings in background gauge fields, the Schwinger mechanism, finite-temperature formalism and Hagedorn behaviour in external fields, Debye screening, D-brane scattering, thermodynamics of D-branes, and noncommutative field and string theories on D-branes. The electric field instabilities are emphasized throughout and contrasted with the case of magnetic fields. A new derivation of the velocity-dependent potential between moving D-branes is presented, as is a new result for the velocity corrections to the one-loop thermal effective potential.

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J. Ambjorn, Y. M. Makeenko, G. W. Semenoff, R. J. Szabo. 2002-11-12. String Theory in Electromagnetic Fields. https://doi.org/10.1088/1126-6708%2F2003%2F02%2F026

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