Simplified Pure Spinor b Ghost in a Curved Heterotic Superstring Background

Nathan Berkovits; Osvaldo Chandia

Simplified Pure Spinor b Ghost in a Curved Heterotic Superstring Background

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arxiv 1403.2429 v1 pith:MRST37ZL submitted 2014-03-10 hep-th

Nathan Berkovits , Osvaldo Chandia This is my paper

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keywords backgroundcurvedghostarxivconstructionheteroticpurespinor

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abstract

Using the RNS-like fermionic vector variables introduced in arXiv:1305.0693, the pure spinor $b$ ghost in a curved heterotic superstring background is easily constructed. This construction simplifies and completes the $b$ ghost construction in a curved background of arXiv:1311.7012.

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Derives covariant superspace constraints from BRST invariance and worldsheet conservation that recover standard 10D supersymmetry in flat space and require a normalizable spinor superfield for global supersymmetry in ...

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