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arXiv · hep-th/9511160

An Extended N=1 Fermionic Supercurrent and its Associated N=2 Superconformal Algebra

David M. Pierce
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Abstract

An extended free fermionic construction of the internal N=1 world sheet supercurrent for four-dimensional superstring theory is given. We show how it can describe theories with massless fermions, and we discuss the corresponding N=2 superconformal algebra. As an intermediate step, we show that an internal N=2 global superconformal invariance occurs in any superstring theory with massless fermions at tree level. To demonstrate this fact, we give the N=2 supercurrents for a model with N=1 space-time supersymmetry and a model without space-time supersymmetry.

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David M. Pierce. 1995-11-22. An Extended N=1 Fermionic Supercurrent and its Associated N=2 Superconformal Algebra. https://doi.org/10.1142/s0217732395003100

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